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Below are preliminary entrants for the 2025 Lottery (December 7, 2024). The Ticket Count refers to the fact that lottery applicants receive additional chances in the drawing for each failure to gain entry in a prior year at 2^(n-1) where n is the number of years entering the lottery. These are preliminary ticket counts.
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| ID | Last Name | First Name | Gender | State | Country | Tickets | Qualifier |
|---|---|---|---|---|---|---|---|
| 121665 | 't Hart | Marnix | M | Zuid-Holland | NL | 1 | Ultra-Trail Australia by UTMB 100km 2024 (19 hours) |
| 122854 | Aaby | Kyle | M | WI | US | 1 | Canyons by UTMB 104km 2024 (20 hours) |
| 105955 | Aagaard | Jakob | M | NJ | US | 64 | HOKA Bandera 100km 2024 (17 hours) |
| 116369 | Aakre | Blair | M | CO | US | 2 | Superior 100M 2024 (38 hours) † |
| 119608 | Aamodt | Tait | M | Utah | US | 1 | Black Canyon 100km 2024 (17 hours) † |
| 113844 | Abbott | Gabriel | M | KY | US | 4 | Hallucination (Run Woodstock) 100M 2024 (30 hours) |
| 114567 | ABE | MOTONORI | M | TOKYO | JP | 4 | Aso Volcano Trail 115km 2024 (28 hours) |
| 114545 | Abe | Shinya | M | Kanagawa-pref. | JP | 4 | Mt Fuji 100M 2024 (46 hours) |
| 109592 | Abele Plaza | Christian | M | Madrid | ES | 4 | Gran Trail Peñalara 110km 2024 (25 hours) |
| 103771 | Abelius | Lars | M | SWE | SE | 2 | Kullamannen by UTMB 100M 2024 (32 hours) |
| 117626 | Abernethy | David | M | CA | US | 1 | Kodiak Ultra Marathons by UTMB 100km 2024 (18 hours) |
| 118312 | Abma | Nichole | F | AB | CA | 1 | Rio Del Lago 100M 2024 (30 hours) |
| 111206 | Abolfathi | Maryam | F | California | US | 4 | Sean O'Brien 100km 2024 (16 hours) † |
| 121188 | Ackerman | Alison | F | Iowa | US | 1 | Hennepin 100M 2024 (30 hours) † |
| 120911 | Ackerman | Ryan | M | Ontario | CA | 1 | Sulphur Springs 100km 2024 (18 hours) |
| 120254 | Acklin | Casey | M | Nevada | US | 1 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 107243 | Acons | Georgina | F | England | GB | 4 | Thames Path 100M 2024 (28 hours) |
| 121588 | Acosta | Jonathan | M | Queensland | AU | 1 | Courmayeur Champex Chamonix (CCC) 100km 2024 (25 hours) |
| 105259 | Adams | Amy | F | MD | US | 32 | Grindstone by UTMB 100M 2024 (36 hours) |
| 121778 | Adams | Bryce | M | British Columbia | CA | 1 | California Fall Classic at Lake Sonoma 100km 2024 (18 hours) † |
| 103721 | Adams | Chas | M | OH | US | 32 | Worlds End 100km 2024 (19 hours) |
| 122378 | Adams | Cherry rose | F | CO | US | 1 | Run Rabbit Run (Tortoises) 100M 2024 (38 hours) † |
| 123036 | Adams | Daniel | M | NSW | AU | 1 | Blackall 100km 2024 (18 hours) |
| 114775 | Adams | David | M | Scotland | GB | 2 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 104443 | Adams | Drew | M | ID | US | 16 | San Diego 100M 2024 (32 hours) † |
| 105692 | Adams | Holly | F | GA | US | 32 | HOKA Bandera 100km 2024 (17 hours) |
| 107767 | Adams | Jared | M | NSW | AU | 4 | Surf Coast Century 100km 2024 (16 hours) |
| 100729 | Adams | Jeffrey | M | NY | US | 1 | Western States 100M 2024 (30 hours) † |
| 112469 | Adams | John | M | Newfoundland | CA | 4 | Canyons by UTMB 104km 2024 (20 hours) |
| 115441 | Adams | Joseph | M | Pennsylvania | US | 2 | Worlds End 100km 2024 (19 hours) |
| 122797 | Adams | Joshua | M | Washington | US | 1 | Oregon Cascades 100M 2024 (32:01:18 hours) † |
| 115448 | ADAMS | JUSTIN | M | WA | US | 2 | Swiss Alps 100M 2024 (49 hours) |
| 118112 | Adams | Lorna | F | Buckinghamshire | US | 2 | North Downs Way 100M 2024 (30 hours) |
| 118278 | Adams | Taylor | M | CA | US | 2 | San Diego 100M 2024 (32 hours) † |
| 120023 | Adcock | Brady | M | NC | US | 1 | Umstead 100M 2024 (30 hours) |
| 108763 | Addams | Lee | M | NE | US | 8 | Black Canyon 100km 2024 (17 hours) † |
| 118175 | Addante | Rocco | M | California | US | 2 | Kodiak Ultra Marathons by UTMB 100km 2024 (18 hours) |
| 103843 | Addison | Julia | F | CA | US | 32 | Kodiak Ultra Marathons by UTMB 100km 2024 (18 hours) |
| 115716 | ADE | GRÉGORY | M | Hauts de Seine | FR | 2 | Tor des Géants 330km 2024 (132 hours) |
| 120713 | Aden-Else | Jolene | F | Texas | US | 1 | Dinosaur Valley 100K 2023 (22 hours) |
| 114319 | Adkins | John | M | Bristol | GB | 2 | Arc of Attrition by UTMB 100M 2024 (36 hours) |
| 113513 | Adkins | Phillip | M | MI | US | 4 | Canyons by UTMB 100M 2024 (35 hours) |
| 107411 | Adler | Brent | M | Oregon | US | 32 | IMTUF 100M 2024 (36 hours) † |
| 113335 | Adlong | Daniel | M | California | US | 4 | Black Canyon 100km 2024 (17 hours) † |
| 121959 | Adolfsson | Marcus | M | Sverige | SE | 1 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 114822 | Affentranger | Michael | M | OK | US | 2 | Arkansas Traveler 100M 2024 (30 hours) |
| 112068 | Afonso | Carlos | M | Santa Cruz de Tenerife | ES | 4 | Grossglockner UltraTrail 110km 2024 (28 hours) |
| 108087 | Afzal | Adnan | M | TX | US | 2 | Brazos Bend 100M 2024 (32 hours) † |
| 100335 | Agmon | Tal | M | ISR | IL | 4 | Mozart by UTMB 108km 2024 (22 hours) |
| 115312 | Agnew | Darren | M | High peak | GB | 2 | TDS (Sur les Traces des Ducs de Savoie) 147km 2024 (45:30 hours) |
| 116032 | Agojo | Peaches | F | CA | US | 2 | San Diego 100M 2024 (32 hours) † |
| 122547 | Agrech | Pierre | M | Loire Atlantique | FR | 1 | Chianti Castles by UTMB 103km 2024 (22 hours) |
| 120749 | Agritelley | Ethan | M | North Carolina | US | 1 | Black Canyon 100km 2024 (17 hours) † |
| 119561 | AGUADO FERNANDEZ | LORENZO | M | Girona | ES | 1 | Transgrancanaria 125km 2024 (28 hours) |
| 118444 | Aguayo | Eric | M | Pichincha | EC | 2 | Puerto Vallarta by UTMB 100km 2023 (20 hours) |
| 117547 | Agugiaro | Mattia | M | Padova | IT | 2 | Eiger Ultra Trail 101km 2024 (22 hours) |
| 109397 | Aguielra Carrasco | Rafael Fernando | M | huelva | ES | 4 | Ultra Trail Bosques del Sur 106km 2024 (22 hours) |
| 121764 | Aguilar | Jose | M | California | US | 1 | Rio Del Lago 100M 2024 (30 hours) |
| 114161 | Agulov | Egor | M | CA | US | 4 | Courmayeur Champex Chamonix (CCC) 100km 2024 (25 hours) |
| 118179 | Ahier | Melissa | F | Québec | CA | 2 | Ultra-Trail Harricana 125km 2024 (26 hours) |
| 118210 | Ahlgren | Travis | M | CA | US | 2 | California Fall Classic at Lake Sonoma 100km 2024 (18 hours) † |
| 101787 | Aho | Janne | M | SWE | SE | 1 | Transgrancanaria 125km 2024 (28 hours) |
| 122579 | Aiello-Lammens | Matthew | M | New York | US | 1 | Vermont 100M 2024 (30 hours) |
| 118091 | Aikman | Erica | F | MI | US | 2 | Black Canyon 100km 2024 (17 hours) † |
| 108860 | Ainge | Timothy | M | British Columbia | CA | 8 | Quebec Mega Trail 100M 2024 (40 hours) |
| 118305 | Airault | Ferdinand | M | New York | US | 2 | Javelina Jundred 100M 2024 (30 hours) † |
| 115240 | Aitelhocine | Fabrice | M | Ile De France | FR | 2 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 119093 | AITOR | CASASEMPERE | M | BIZKAIA | ES | 2 | Wildstrubel by UTMB 110km 2024 (15 hours) |
| 123265 | AIZAWA | AKINORI | M | KANAGAWA | JP | 1 | FunTrails Chichibu & Okumusashi 2023 105km 2023 (30 hours) |
| 105261 | Aizawa | Yuuki | M | JPN | JP | 8 | Doi Inthanon Thailand by UTMB 104km 2023 (30 hours) |
| 112414 | Aja Fresnedo | Alejandro | M | Pue. | MX | 4 | Puerto Vallarta by UTMB 100km 2023 (20 hours) |
| 121000 | Akashi | Akiko | F | NSw | AU | 1 | Ultra-Trail Australia by UTMB 100km 2024 (19 hours) |
| 120313 | Akber | Sarah | F | Ohio | US | 1 | Rim to River 100M 2024 (32 hours) |
| 109922 | Akioyamen | Faith | F | Texas | US | 2 | HOKA Bandera 100km 2024 (17 hours) |
| 119917 | Akiyama | Erika | N | Saitama-Ken | JP | 1 | OSJ Ontake 100km 2024 (20 hours) |
| 119923 | Akiyama | Ryuji | M | Saitama | JP | 1 | OSJ Ontake 100km 2024 (20 hours) |
| 113594 | Akley | Nicholas | M | CO | US | 4 | Cruel Jewel 106M 2024 (48 hours) † |
| 113717 | Akrigg | Roderick | M | AB | CA | 4 | Black Canyon 100km 2024 (17 hours) † |
| 122885 | Alagao | Herman | M | British Columbia | CA | 1 | Canyons by UTMB 104km 2024 (20 hours) |
| 121143 | Alansari | Amro | M | SK | CA | 1 | Lost Soul Ultra 100km 2024 (21 hours) |
| 111694 | Albanese | Carson | M | New York | US | 2 | Tahoe 202M 2024 (100 hours) † |
| 120637 | Albanesi | Stefania | F | FL | US | 1 | Canyons by UTMB 104km 2024 (20 hours) |
| 117979 | Alber | Dan | M | Mi | US | 2 | Kettle Moraine 100M 2024 (30 hours) † |
| 123159 | Alberico | Mike | M | TX | US | 1 | Brazos Bend 100M 2024 (32 hours) † |
| 102963 | Albert | Dan | M | TN | US | 32 | Canyons by UTMB 104km 2024 (20 hours) |
| 107760 | Albert | Jacob | M | IL | US | 4 | Kettle Moraine 100M 2024 (30 hours) |
| 105222 | Albert | Jeff | M | CO | US | 32 | Brazos Bend 100M 2024 (32 hours) † |
| 102264 | Albert | Joe | M | OR | US | 4 | Canyons by UTMB 104km 2024 (20 hours) |
| 110073 | Albert | Marla | F | Tennessee | US | 8 | Canyons by UTMB 104km 2024 (20 hours) |
| 121137 | Albert | Roberta | F | Maryland | US | 1 | Umstead 100M 2024 (30 hours) |
| 120385 | Alcaide Fernandez | Isaac | M | England | GB | 1 | Courmayeur Champex Chamonix (CCC) 100km 2024 (25 hours) |
| 115195 | Alcock | Jensen | M | Canterbury | NZ | 2 | Tarawera by UTMB 102km 2024 (17 hours) |
| 104920 | Aldous | Jay | M | CHE | CH | 16 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 120985 | Aldridge | James | M | NC | US | 1 | Grindstone by UTMB 100km 2024 (19 hours) |
| 106536 | Alevisos | Georg | M | GRC | GR | 32 | Borneo Ultra-Trail Marathon 106km 2024 (32 hours) |
| 119612 | Alex | Szakacs | M | Mures | RO | 1 | Salomon Ultra-Trail Hungary 112km 2024 (20 hours) |
| 119899 | Alexander | Jennifer | F | Ontario | CA | 1 | Sulphur Springs 100km 2024 (18 hours) |
| 100438 | Alexander | Jesse | M | AZ | US | 128 | Crazy Mountain 100M 2024 (36 hours) † |
| 119677 | Alexander | Nathan | M | AR | US | 1 | Arkansas Traveler 100M 2024 (30 hours) |
| 111321 | Alfaro | Manuel | M | Flores | CR | 2 | Kodiak Ultra Marathons by UTMB 100M 2024 (35 hours) |
| 118534 | Alford | Tim | M | Worcester | GB | 2 | South Downs Way 100M 2024 (30 hours) |
| 119279 | Ali | Zachary | M | Pennsylvania | US | 1 | Laurel Highlands 70.5M 2024 (20 hours) |
| 101084 | Alimonos | Costa | M | OH | US | 8 | Hardrock 100M 2024 (48 hours) † |
| 119819 | Aliprandi | Manuel | M | ZH | CH | 1 | Swiss Alps 100M 2024 (49 hours) |
| 111987 | Alito | Justin | M | NY | US | 2 | Hellbender 100M 2024 (40 hours) |
| 102141 | Allamon | David | M | AZ | US | 128 | Rio Del Lago 100M 2024 (30 hours) |
| 121434 | ALLDRIDGE | Dan | M | Utah | US | 1 | Kodiak Ultra Marathons by UTMB 100km 2024 (18 hours) |
| 121655 | Allegretti | Paul | M | CA | US | 1 | Quicksilver 100km 2024 (17 hours) † |
| 120379 | Allemand | Christie | F | WA | US | 1 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 107522 | Allen | Chad | M | Wa | US | 8 | Tahoe 202M 2024 (100 hours) † |
| 122790 | Allen | Christopher | M | IL | US | 1 | Kettle Moraine 100M 2024 (30 hours) † |
| 112287 | Allen | James | M | Manchester | GB | 4 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 102539 | Allen | Jeff | M | SC | US | 128 | IMTUF 100M 2024 (36 hours) † |
| 111903 | Allen | Jennifer | F | MT | US | 4 | Wasatch Front 100M 2024 (36 hours) |
| 120093 | Allen | Krista | F | Ontario | CA | 1 | Sulphur Springs 100M 2024 (30 hours) |
| 110500 | Allen | Nick | M | California | US | 8 | Black Canyon 100km 2024 (17 hours) † |
| 120301 | Allen | Phil | M | CO | US | 1 | Leadville Trail 100M 2024 (30 hours) |
| 118483 | Allen | Stephanie | F | New Mexico | US | 2 | Never Summer 100km 2024 (23 hours) † |
| 117629 | Alli | Ahmad | M | Ontario | CA | 2 | Canyons by UTMB 104km 2024 (20 hours) |
| 109034 | Allison | Keith | M | BC | CA | 4 | IMTUF 100M 2024 (36 hours) † |
| 116407 | Allison | Lindsay | F | CO | US | 2 | Kodiak Ultra Marathons by UTMB 100km 2024 (18 hours) |
| 117540 | Almond | Christine | F | BC | CA | 2 | Canadian Death Race 118km 2024 (24 hours) |
| 121600 | Alpiger | Raffael | M | Zurich | CH | 1 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 122095 | Alqutayfi | Haidar | M | Indiana | US | 1 | Indiana 100M 2024 (30 hours) |
| 122571 | Alread | Scott | M | NY | US | 1 | Cocodona 250M 2024 (125 hours) † |
| 122919 | Alt | Eric | M | California | US | 1 | Grindstone by UTMB 100M 2024 (36 hours) |
| 114954 | Alta | Eric | M | WI | US | 2 | Kodiak Ultra Marathons by UTMB 100km 2024 (18 hours) |
| 117126 | Altamore | Tim | M | Victoria | AU | 2 | Surf Coast Century 100km 2024 (16 hours) |
| 120345 | Althuis | Jente Marit | F | Geneva | CH | 1 | Wildstrubel by UTMB 110km 2024 (15 hours) |
| 119625 | Alvarado | Shawn | M | WA | US | 1 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 112949 | Alvarez | Justin | M | NY | US | 2 | Black Canyon 100km 2024 (17 hours) † |
| 107149 | Alverson | Brandon | M | Florida | US | 4 | Cruel Jewel 106M 2024 (48 hours) † |
| 117092 | ALVEZ BARRERO | FERNANDO | M | BADAJOZ | ES | 2 | Madeira Island Ultra-Trail 115km 2024 (29 hours) |
| 114283 | Amano | Kosuke | M | CO | US | 2 | Javelina Jundred 100M 2024 (30 hours) † |
| 122328 | Amante | Romain | M | Grand-Est | FR | 1 | Grand Raid La Reunion 162km 2024 (50 hours) |
| 111114 | Amara | Maxime | M | PA | US | 2 | Tahoe 202M 2024 (100 hours) † |
| 123052 | Amato | Enea | M | Valle d'Aosta | IT | 1 | Tuscany Crossing 103km 2024 (21 hours) |
| 101186 | Amato | Josh | M | MO | US | 1 | Western States 100M 2024 (30 hours) † |
| 112173 | Ambrose | Michael | M | Utah | US | 4 | Miwok 100km 2024 (15:30:59 hours) |
| 114882 | Ambrosini | Davide | M | Italy | IT | 2 | South Downs Way 100M 2024 (30 hours) |
| 120321 | ambrosini | jacopo | M | italia | IT | 1 | Courmayeur Champex Chamonix (CCC) 100km 2024 (25 hours) |
| 122271 | Ambrus de Moraes | Pedro | M | CA | US | 1 | Black Canyon 100km 2024 (17 hours) † |
| 107221 | ambs | brian | M | ohio | US | 2 | No Business 100M 2024 (34 hours) |
| 110193 | Ames | Bruce | M | CA | US | 2 | Oregon Cascades 100M 2024 (32:01:18 hours) † |
| 111292 | Aminzade | Daniel | M | CA | US | 4 | Quicksilver 100km 2024 (17 hours) † |
| 101653 | Amital | Chuck | M | CA | US | 16 | Quicksilver 100km 2024 (17 hours) † |
| 116168 | Ammann | Davis | M | WA | US | 2 | Cascade Crest 100M 2024 (34 hours) † |
| 103619 | Amneskog | Tomas | M | SWE | SE | 2 | Ultra-Trail Snowdonia by UTMB 100km 2024 (28 hours) |
| 117242 | Amonette | Matthew | M | Virginia | US | 2 | Hellgate 100km 2023 (17 hours) |
| 115557 | Amoore | Travers | M | Auckland | NZ | 2 | Tarawera by UTMB 100M 2024 (30 hours) |
| 122273 | Amor | Horacio | M | San Luis | AR | 1 | Ultra Trail Amanecer Comechingón 100M 2024 (41 hours) |
| 122408 | Amstutz | Curt | M | IN | US | 1 | Indiana 100M 2024 (30 hours) |
| 119798 | ANBO | KEN | M | Akita Ken | JP | 1 | Mt Fuji 100M 2024 (46 hours) |
| 114925 | Anders | Jette | F | Hessen | DE | 2 | Thames Path 100M 2024 (28 hours) |
| 122310 | Andersen | Andreas Ladefoged Møller | M | Østjylland | DK | 1 | Kullamannen by UTMB 100M 2024 (32 hours) |
| 120696 | Andersen | Jenifer | F | CA | US | 1 | Canyons by UTMB 104km 2024 (20 hours) |
| 108706 | Anderson | Alan | M | Essex | GB | 8 | Autumn 100M 2024 (28 hours) |
| 120643 | Anderson | Brydon | M | Idaho | US | 1 | Bryce 100M 2024 (36 hours) |
| 100042 | Anderson | Colin J | M | SCOTLAND | GB | 16 | Arc of Attrition by UTMB 100M 2024 (36 hours) |
| 115944 | Anderson | Craig | M | NM | US | 2 | Black Canyon 100km 2024 (17 hours) † |
| 109190 | Anderson | Dana | M | MI | US | 8 | Hallucination (Run Woodstock) 100M 2024 (30 hours) |
| 118925 | Anderson | Daniel | M | OK | US | 2 | Arkansas Traveler 100M 2024 (30 hours) |
| 117846 | Anderson | Holly | F | Kuala Lumpur | MY | 1 | Scott TMBT 109km 2024 (31 hours) |
| 122168 | Anderson | Isaac | M | CA | US | 1 | Canyons by UTMB 104km 2024 (20 hours) |
| 103430 | Anderson | Jake | M | UT | US | 8 | Zion 100km 2024 (19 hours) |
| 113277 | Anderson | James | M | AZ | US | 4 | Black Canyon 100km 2024 (17 hours) † |
| 113515 | Anderson | John | M | CA | US | 2 | Hardrock 100M 2024 (48 hours) † |
| 104482 | Anderson | John | M | CA | US | 8 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 116533 | Anderson | Joseph | M | Tennessee | US | 2 | No Business 100M 2024 (34 hours) |
| 104233 | Anderson | Katy | F | NSW | AU | 4 | Leadville Trail 100M 2024 (30 hours) |
| 105033 | Anderson | Kayde | F | CO | US | 8 | High Lonesome 100M 2024 (37 hours) |
| 100632 | Anderson | Mica | F | AL | US | 1 | HOKA Bandera 100km 2024 (17 hours) |
| 109724 | Anderson | Mike | M | KY | US | 8 | Burning River 100M 2024 (32 hours) |
| 121163 | Anderson | Peder | M | MT | US | 1 | Crazy Mountain 100M 2024 (36 hours) † |
| 103901 | Anderson | Ryne | M | TN | US | 32 | Hardrock 100M 2024 (48 hours) † |
| 119931 | Anderson | Sarah | F | NC | US | 1 | Hennepin 100M 2024 (30 hours) † |
| 107649 | Anderson | Spencer | M | Oregon | US | 8 | Siskiyou Out Back 100km 2024 (18 hours) † |
| 120730 | Anderson | Ted | M | CA | US | 1 | Kodiak Ultra Marathons by UTMB 100M 2024 (35 hours) |
| 115159 | Anderson | Tom | M | Qld | AU | 2 | Guzzler Ultra 100km 2024 (24 hours) |
| 114143 | Anderson-Abbs | Beverley | F | CA | US | 2 | Hallucination (Run Woodstock) 100M 2024 (30 hours) |
| 113840 | Andersson | Anna | F | Skåne | SE | 4 | Abbots Way 125km 2024 (28 hours) |
| 121329 | Andersson | Erik | M | New York | US | 1 | Black Canyon 100km 2024 (17 hours) † |
| 113862 | Andersson | Oscar | M | Karlskrona | SE | 4 | Kullamannen by UTMB 100M 2024 (32 hours) |
| 113202 | Andersson | Pal | M | Skåne | SE | 4 | Abbots Way 125km 2024 (28 hours) |
| 106681 | Andersson | Steven | M | Minnesota | US | 2 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 107811 | ANDRADA | AUGUSTUS | M | CA | US | 4 | Kodiak Ultra Marathons by UTMB 100M 2024 (35 hours) |
| 111263 | Andreas | Justin | M | Alaska | US | 4 | Oregon Cascades 100M 2024 (32:01:18 hours) † |
| 122063 | Andree | Tyler | M | CA | US | 1 | Siskiyou Out Back 100km 2024 (18 hours) † |
| 120692 | Andres | Kristian | M | MB | US | 1 | Gorge Waterfalls 100km 2024 (18 hours) |
| 119015 | Andres | Kyle | M | UT | US | 2 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 108715 | Andrews | Chris | M | CA | US | 8 | Black Canyon 100km 2024 (17 hours) † |
| 122597 | Andrews | Daniel | M | CO | US | 1 | Leadville Trail 100M 2024 (30 hours) |
| 121647 | Andrews | Evan | M | MT | US | 1 | Crazy Mountain 100M 2024 (36 hours) † |
| 103636 | Andrews | Glen | M | AUS | AU | 4 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 109940 | Andric | Mirko | M | Massachusetts | US | 2 | Vermont 100M 2024 (30 hours) |
| 114872 | Andrzejewski | Karl | M | Texas | US | 2 | Black Canyon 100km 2024 (17 hours) † |
| 100176 | Ang | Choo Siong Alex | M | SGP | SG | 32 | TransLantau Ultra Trail by UTMB 140km 2023 (40 hours) |
| 102881 | Angara | Ric | M | IL | US | 128 | Tunnel Hill 100M 2023 (30 hours) † |
| 122066 | Ange | Serradji | M | Auvergne-Rhône-Alpes | FR | 1 | Madeira Island Ultra-Trail 115km 2024 (29 hours) |
| 117430 | Angel | Diana | F | IL | US | 2 | Burning River 100M 2024 (32 hours) |
| 109857 | Angell | Rich | M | OH | US | 8 | Mohican 100M 2024 (32 hours) |
| 108189 | Angibaud | Laurent | M | FL | US | 4 | Paraty Brazil by UTMB 108km 2024 (26 hours) |
| 120540 | Angotti | David | M | Tennessee | US | 1 | Leadville Trail 100M 2024 (30 hours) |
| 122452 | Anguita Bayo | Manuel | M | Andalucía | ES | 1 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 121066 | Anhalt | David | M | CA | US | 1 | California Fall Classic at Lake Sonoma 100km 2024 (18 hours) † |
| 109275 | Anleu | Erick | M | Guatemala | GT | 1 | Grindstone by UTMB 100M 2024 (36 hours) |
| 121745 | AnStraus | Noah | M | pa | US | 1 | Laurel Highlands 70.5M 2024 (20 hours) |
| 117771 | Antal | Zoltan | M | Hungary | HU | 2 | Istria by UTMB 110km 2024 (24 hours) |
| 118960 | Antila | Johanna | F | Vaasa | FI | 2 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 116804 | Antonisse | Drew | M | CO | US | 2 | Pinhoti 100M 2024 (31 hours) |
| 114510 | Antrobus | Richard | M | Avon | GB | 2 | South Downs Way 100M 2024 (30 hours) |
| 104480 | Aoyama | Tatsuro | M | JPN | JP | 128 | Rio Del Lago 100M 2024 (30 hours) |
| 104340 | Aponte | Sarah | F | MA | US | 32 | HOKA Bandera 100km 2024 (17 hours) |
| 113931 | Aponte Clarke | George | M | ME | US | 2 | Vermont 100M 2024 (30 hours) |
| 108179 | Aquilano | Shea | F | IN | US | 8 | Black Canyon 100km 2024 (17 hours) † |
| 120020 | Aragon Bartsch | Claudio | M | Bavaria | DE | 1 | Zugspitz 100km 2024 (25 hours) |
| 119753 | Arai | Akira | M | Saitama | JP | 1 | Shinetsu Five Mountains Trail 100M 2024 (33 hours) |
| 102857 | Arauzo | Megan | F | CA | US | 64 | Tahoe Rim Trail 100M 2024 (36 hours) † |
| 115236 | Araya | Takuya | M | HYOGO | JP | 2 | Shinetsu Five Mountains Trail 100M 2024 (33 hours) |
| 100956 | Arbinger | Kimberly | F | WI | US | 16 | Miwok 100km 2024 (15:30:59 hours) |
| 116751 | Arbogast | Lee | M | Pa | US | 2 | Worlds End 100km 2024 (19 hours) |
| 107180 | Ard | Mike | M | MT | US | 8 | Gorge Waterfalls 100km 2024 (18 hours) |
| 116792 | Ardanowski | Nathan | M | VA | US | 2 | Quicksilver 100km 2024 (17 hours) † |
| 121014 | ARELLANO | DIEGO | M | jalisco | MX | 1 | Kodiak Ultra Marathons by UTMB 100km 2024 (18 hours) |
| 117579 | Arend | Rob | M | AZ | US | 2 | Black Canyon 100km 2024 (17 hours) † |
| 123263 | Arens | Nick | M | Saskatchewan | CA | 1 | Black Canyon 100km 2024 (17 hours) † |
| 121018 | Arger | Anthony | M | NV | US | 1 | California Fall Classic at Lake Sonoma 100km 2024 (18 hours) † |
| 103449 | Arguello | Adam | M | NM | US | 128 | Run Rabbit Run (Tortoises) 100M 2024 (38 hours) † |
| 123029 | Arias | Rocio | F | Heredia | CR | 1 | Kodiak Ultra Marathons by UTMB 100km 2024 (18 hours) |
| 100337 | Arias Massa | Marcelo | M | CHL | CL | 64 | Vulcano Ultra Trail 100km 2023 (24 hours) |
| 117528 | Arima | Hiroyasu | N | Kanagawa | JP | 2 | Mt Fuji 100M 2024 (46 hours) |
| 111372 | Arimura | Takeshi | M | Kanagawa | JP | 4 | OSJ Ontake 100km 2024 (20 hours) |
| 121646 | Aristi | Magdalena | F | Mendoza | AR | 1 | Ultra Trail Amanecer Comechingón 100M 2024 (41 hours) |
| 110378 | Armbrust | John | M | TX | US | 8 | Miwok 100km 2024 (15:30:59 hours) |
| 120582 | Armbruster | Nicole | N | FL | US | 1 | Long Haul 100M 2024 (30 hours) † |
| 120602 | Armijo | Stacey | F | UT | US | 1 | Kodiak Ultra Marathons by UTMB 100km 2024 (18 hours) |
| 115754 | Armitage | Patrick | M | CA | US | 2 | Kettle Moraine 100M 2024 (30 hours) † |
| 115862 | Armstrong | Catherine | F | AZ | US | 2 | Black Canyon 100km 2024 (17 hours) † |
| 101433 | Armstrong | Jordan | F | UT | US | 8 | High Lonesome 100M 2024 (37 hours) |
| 120675 | Arnaudon | Maxime | M | NY | US | 1 | Grindstone by UTMB 100km 2024 (19 hours) |
| 113909 | arndt | sterling | M | BC | CA | 2 | Javelina Jundred 100M 2024 (30 hours) |
| 110824 | Arndt | Tiemo | M | Saxony | DE | 4 | SwissPeaks 100km 2024 (28 hours) |
| 120843 | Arneson | Philip | M | TX | US | 1 | HOKA Bandera 100km 2024 (17 hours) |
| 122218 | Arnold | Careth | F | CO | US | 1 | Bear, The 100M 2024 (36 hours) † |
| 104784 | Arnold | Daniel | M | AR | US | 64 | Vermont 100M 2024 (30 hours) |
| 123132 | Arnold | David | M | Ontario | CA | 1 | Miwok 100km 2024 (15:30:59 hours) |
| 103082 | Arnold | Laura | F | AR | US | 16 | Vermont 100M 2024 (30 hours) |
| 103334 | Arnold | Melissa | F | MA | US | 1 | Vermont 100M 2024 (30 hours) |
| 102591 | Arnold | Todd | M | PA | US | 32 | Bryce 100M 2024 (36 hours) |
| 115755 | Arnzen | Jenny | F | ID | US | 2 | HOKA Rocky Raccoon 100M 2024 (30 hours) |
| 120709 | Aro | Anton | M | Uusimaa | FI | 1 | Lavaredo Ultra Trail by UTMB 120km 2024 (26 hours) |
| 119630 | Aron | Erika | F | CA | US | 1 | San Diego 100M 2024 (32 hours) |
| 112059 | Aronson | Ty | M | FL | US | 4 | Long Haul 100M 2024 (30 hours) † |
| 122716 | Aronsson-Storrier | Adrian | M | County Cork | IE | 1 | Kerry Way Ultra 193km 2024 (40 hours) |
| 121974 | Aronsson-Storrier | Marie | F | Cork | IE | 1 | Swiss Alps 100M 2024 (49 hours) |
| 118069 | Arreola | Alejandro | M | Washington | US | 2 | HOKA Bandera 100km 2024 (17 hours) |
| 103335 | Arreola | Sergio | M | IL | US | 2 | Javelina Jundred 100M 2024 (30 hours) † |
| 115989 | Arriagada | Hector | M | Región Metropolitana | CL | 2 | Valhöll Ultra-Trail by UTMB 125km 2024 (30 hours) |
| 118287 | Arrieta | David | M | AZ | US | 2 | Javelina Jundred 100M 2024 (30 hours) † |
| 102559 | Arrington | Donna | F | AL | US | 128 | Bear, The 100M 2024 (36 hours) |
| 112260 | Arroyo | Cristhian | M | Distrito Nacional | DO | 2 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 120388 | Arroyo | Ej | M | MO | US | 1 | Tunnel Hill 100M 2023 (30 hours) † |
| 121464 | Arsenault | Craig | M | Michigan | US | 1 | Hallucination (Run Woodstock) 100M 2024 (30 hours) |
| 123260 | Art | Bryant | F | California | US | 1 | Miwok 100km 2024 (15:30:59 hours) |
| 121271 | Arthur | Anthony | M | Virginia | US | 1 | Worlds End 100km 2024 (19 hours) |
| 116104 | Arthur | Nikki | F | Douglas | IM | 2 | Lavaredo Ultra Trail by UTMB 120km 2024 (26 hours) |
| 115083 | Arzenton | Ivo | M | Veneto | IT | 2 | Lavaredo Ultra Trail by UTMB 120km 2024 (26 hours) |
| 112967 | ASAI | MINAKO | F | TOKYO | JP | 4 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 120679 | Ashby | Graham | M | ON | CA | 1 | Sulphur Springs 100km 2024 (18 hours) |
| 121180 | Ashland | Christopher | M | Montana | US | 1 | Kodiak Ultra Marathons by UTMB 100km 2024 (18 hours) |
| 111294 | Ashley | Craig | M | Washington | US | 4 | Black Canyon 100km 2024 (17 hours) † |
| 121488 | Ashmead | Michael | M | TX | US | 1 | HOKA Bandera 100km 2024 (17 hours) |
| 112784 | Ashton | Rohan | M | Nsw | AU | 4 | Ultra-Trail Australia by UTMB 100km 2024 (19 hours) |
| 113620 | Askey | Nick | M | TX | US | 4 | Dinosaur Valley 100K 2023 (22 hours) |
| 101090 | Asmus | Michael | M | MN | US | 32 | Bigfoot 206M 2024 (100 hours) † |
| 112328 | Asselin-Demers | Genevieve | F | QC | CA | 2 | Black Canyon 100km 2024 (17 hours) † |
| 109424 | Assen | Lars | M | Overijssel | NL | 2 | Tarawera by UTMB 102km 2024 (17 hours) |
| 107916 | Astle | Ron | M | CA | US | 2 | Black Canyon 100km 2024 (17 hours) |
| 121950 | Ataman | Yila | F | Idaho | US | 1 | Bighorn 100M 2024 (35 hours) |
| 101971 | Atha | Chris | M | CA | US | 8 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 116503 | Atkins | Max | M | Pennsylvania | US | 2 | Waldo 100km 2024 (18 hours) † |
| 108621 | Atkinson | Adam | M | County Armagh | GB | 4 | Cuyamaca 100km 2024 (17 hours) |
| 119466 | Atkinson | Arleigh | F | Oregon | US | 1 | Oregon Cascades 100M 2024 (32:01:18 hours) † |
| 110067 | Atkinson | Chris | M | Waikato | NZ | 8 | Ultra-Trail Australia by UTMB 100km 2024 (19 hours) |
| 110878 | Atkinson | Justin | M | Alberta | US | 2 | Canyons by UTMB 100M 2024 (35 hours) |
| 120760 | Atler | Johnny | M | CA | US | 1 | California Fall Classic at Lake Sonoma 100km 2024 (18 hours) † |
| 105443 | Atsumi | Yuka | F | JPN | JP | 1 | Western States 100M 2024 (30 hours) † |
| 114067 | Atterberry | Emory | M | Texas | US | 4 | Bear, The 100M 2024 (36 hours) † |
| 121242 | Attignon | Valery | M | Togo | TG | 1 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 102920 | Atwater | Ty | M | MT | US | 4 | Crazy Mountain 100M 2024 (36 hours) |
| 119397 | Atzil | Mauria | F | Texas | US | 1 | Dinosaur Valley 100K 2023 (22 hours) |
| 118710 | Au | John | M | CA | US | 2 | Canyons by UTMB 104km 2024 (20 hours) |
| 106427 | Aubrey | Christopher | M | AB | CA | 64 | Crazy Mountain 100M 2024 (36 hours) † |
| 100192 | Auch | Steve | M | DEU | DE | 64 | Zugspitz 100km 2024 (25 hours) |
| 109006 | Audette | Guillaume | M | Quebec | CA | 8 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 122404 | Auger | Ryan | M | WI | US | 1 | Long Haul 100M 2024 (30 hours) |
| 115081 | Augusto Santos | Daniel | M | Viseu | PT | 2 | Courmayeur Champex Chamonix (CCC) 100km 2024 (25 hours) |
| 120100 | Ault | Travis | M | MI | US | 1 | Indiana 100M 2024 (30 hours) |
| 116897 | Aussieker | Michael | M | Tx | US | 2 | Hennepin 100M 2024 (30 hours) † |
| 119861 | Austin | Chris | M | MN | US | 1 | Bryce 100M 2024 (36 hours) |
| 110956 | Auston | Stephanie | F | NSW | AU | 2 | Ultra-Trail Australia by UTMB 100km 2024 (19 hours) |
| 114674 | Autin | Chip | M | Louisiana | US | 2 | Tunnel Hill 100M 2023 (30 hours) |
| 107831 | Autrey | Gill | M | GA | US | 2 | Cruel Jewel 106M 2024 (48 hours) † |
| 114068 | Autrey | William | M | Washington | US | 2 | Waldo 100km 2024 (18 hours) † |
| 105388 | Avdeeva | Kseniia | F | Almaty | KZ | 8 | Nice Côte d'Azur by UTMB 159km 2024 (48 hours) |
| 112453 | Averbeck | Josh | M | Minnesota | US | 2 | Superior 100M 2024 (38 hours) † |
| 120811 | AVERY | WAYNE | M | England | GB | 1 | North Downs Way 100M 2024 (30 hours) |
| 112498 | Avila Saiter | Sean | M | CA | US | 1 | Canyons by UTMB 104km 2024 (20 hours) |
| 107776 | Avontuur | Antonius | M | Zuid Holland | NL | 8 | SwissPeaks 170km 2024 (58 hours) |
| 121967 | Awale | Govinda | M | VA | US | 1 | Grindstone by UTMB 100M 2024 (36 hours) |
| 112187 | Awrey | Robert | M | OH | US | 4 | Mohican 100M 2024 (32 hours) |
| 122399 | Axelrod | Sandor | M | NY | US | 1 | Grindstone by UTMB 100km 2024 (19 hours) |
| 116651 | Axsom | Kalo | M | FL | US | 2 | Long Haul 100M 2024 (30 hours) † |
| 122476 | Ayarragaray | Matias | M | Entre Ríos | AR | 1 | Ultra Trail Amanecer Comechingón 100M 2024 (41 hours) |
| 118603 | AYING | SEAN JOHN | M | DAVAO DEL NORTE | PH | 2 | Scott TMBT 109km 2024 (31 hours) |
| 116392 | Aylward | Peter | M | Dublin | IE | 2 | Nice Côte d'Azur by UTMB 159km 2024 (48 hours) |
| 115505 | Azar | Christopher | M | NY | US | 2 | Miwok 100km 2024 (15:30:59 hours) |
| 121401 | Azcona | Pablo | M | CA | US | 1 | Quicksilver 100km 2024 (17 hours) † |
| 121019 | Azevedo | Brian | M | Ca | US | 1 | Canyons by UTMB 104km 2024 (20 hours) |
| 109220 | AZMI | NAAMAN | M | ISRAEL | IL | 8 | Mt Fuji 100M 2024 (46 hours) |
| 121446 | Azuaje | Heather | F | Colorado | US | 1 | Hellgate 100km 2023 (17 hours) |
| 113564 | Azumi | Konoka | F | Nelson | NZ | 4 | Courmayeur Champex Chamonix (CCC) 100km 2024 (25 hours) |
| 107629 | Bååth | Daniel | M | Malmo | SE | 8 | Kullamannen by UTMB 100M 2024 (32 hours) |
| 107839 | Babb | Michael | M | co | US | 8 | HOKA Bandera 100km 2024 (17 hours) |
| 119382 | Babenko | Maksim | M | Khanty-Mansi Autonomous Okrug | RU | 1 | Golden Ring 100km 2024 (18 hours) |
| 115575 | Babini | Augusto | M | Mendoza | AR | 2 | Patagonia Run 100M 2024 (42 hours) |
| 120402 | Babron | Guillaume | M | Ile de France | FR | 1 | Les Coursières des Hauts du Lyonnais 111km 2024 (20 hours) |
| 113617 | Babyak | Brian | M | NM | US | 2 | Black Canyon 100km 2024 (17 hours) † |
| 109211 | Baca | Allison | F | CO | US | 2 | Val d'Aran by UTMB - Camins de Hèr 110km 2024 (26 hours) |
| 111208 | Bach | Evan | M | Wisconsin | US | 2 | High Lonesome 100M 2024 (37 hours) |
| 117951 | bachelet | martin | M | Neuchatel | CH | 2 | Nice Côte d'Azur by UTMB 159km 2024 (48 hours) |
| 104242 | Backhausen | Majell | M | VIC | AU | 8 | Ultra Trail Drakensberg 163km 2024 (48 hours) |
| 119755 | Bacon | Charlotte | F | Northamptonshire | GB | 1 | South Downs Way 100M 2024 (30 hours) |
| 108535 | Bacon | Jonathan | M | Zurich | CH | 8 | Eiger Ultra Trail 101km 2024 (22 hours) |
| 103387 | Bacon | William | M | CA | US | 16 | Canyons by UTMB 104km 2024 (20 hours) |
| 109084 | Bacwaden | Byrne | M | Mountain Province | PH | 8 | Rim to River 100M 2024 (32 hours) |
| 115949 | Badger | Chantal | F | AB | CA | 2 | Wildstrubel by UTMB 110km 2024 (15 hours) |
| 102851 | Baer | Katherine | F | NC | US | 32 | Cascade Crest 100M 2024 (34 hours) † |
| 105279 | Baetz | James | M | WI | US | 16 | Hennepin 100M 2024 (30 hours) † |
| 116226 | Baeza | Carlos | M | Chihuahua | MX | 2 | Kodiak Ultra Marathons by UTMB 100km 2024 (18 hours) |
| 121231 | BAGNOL | JEROME | M | FRANCE | FR | 1 | Endurance Trail des Templiers 105km 2024 (19 hours) |
| 101514 | Baguenier Desormeaux | Arnaud | M | FRA | FR | 4 | Trail du Saint-Jacques by UTMB 130km 2024 (28 hours) |
| 114248 | Bagwell | Travis | M | Texas | US | 4 | IMTUF 100M 2024 (36 hours) |
| 116780 | Bahrey | Stephanie | F | OH | US | 2 | No Business 100M 2024 (34 hours) |
| 121190 | Bailey | Ben | M | Nsw | AU | 1 | Tahoe 202M 2024 (100 hours) † |
| 112200 | Bailey | Daniel | M | OR | US | 2 | Tahoe 202M 2024 (100 hours) † |
| 101083 | Bailey | Jack | M | MA | US | 8 | Bear, The 100M 2024 (36 hours) † |
| 102223 | Bailey | Jeff | M | CA | US | 2 | Black Canyon 100km 2024 (17 hours) † |
| 121792 | Bailey | Sarah | F | Yukon | CA | 1 | Black Canyon 100km 2024 (17 hours) † |
| 100696 | Bain | Andy | M | GBR | GB | 16 | Lakeland 100M 2024 (40 hours) |
| 103807 | Bain | Chris | M | TN | US | 8 | Pinhoti 100M 2024 (31 hours) |
| 103311 | Bainbridge | Andrew | M | CO | US | 2 | Run Rabbit Run (Tortoises) 100M 2024 (38 hours) † |
| 108514 | Baine | Trevor | M | DC | US | 8 | Hardrock 100M 2024 (48 hours) † |
| 110005 | Baines | Paul | M | California | US | 8 | Quicksilver 100km 2024 (17 hours) † |
| 120295 | Baird | Katherine | F | WA | US | 1 | Javelina Jundred 100M 2024 (30 hours) † |
| 111718 | Baird | Matthew | M | PA | US | 4 | Laurel Highlands 70.5M 2024 (20 hours) † |
| 115299 | Baker | Buck | M | TX | US | 2 | Quebec Mega Trail 100M 2024 (40 hours) |
| 108885 | baker | christy | F | CA | US | 8 | Cascade Crest 100M 2024 (34 hours) † |
| 115887 | Baker | Graham | N | East Sussex | GB | 2 | Autumn 100M 2024 (28 hours) |
| 117608 | Baker | Jason | M | MA | US | 2 | IMTUF 100M 2024 (36 hours) † |
| 103099 | Baker | Josh | M | Louisiana | US | 32 | Leona Divide 100km 2024 (16 hours) † |
| 102135 | Baker | Loren | M | CA | US | 64 | Wasatch Front 100M 2024 (36 hours) |
| 118915 | Baker | Michael | M | Queensland | AU | 2 | Blackall 100km 2024 (18 hours) |
| 110731 | Baker | Michelle | F | TX | US | 8 | Bear, The 100M 2024 (36 hours) † |
| 117249 | Baker | Skyler | M | TN | US | 2 | Never Summer 100km 2024 (23 hours) † |
| 118225 | Baker | Stephen | M | Victoria | AU | 2 | Surf Coast Century 100km 2024 (16 hours) |
| 121830 | Baker | William | M | Massachusetts | US | 1 | Zion 100km 2024 (19 hours) |
| 104191 | Bakker | Laura | F | GBR | GB | 8 | Endurance Trail des Templiers 105km 2024 (19 hours) |
| 115686 | Bako | Barnabas | M | Pest | HU | 2 | HOKA Rocky Raccoon 100M 2024 (30 hours) |
| 117920 | balanon | synya | M | ca | US | 2 | Zion 100km 2024 (19 hours) |
| 121402 | Baldry | Boyd | M | FL | US | 1 | Zion 100km 2024 (19 hours) |
| 110152 | Baldwin | Doug | M | MO | US | 2 | Sedona Canyons 125M 2024 (52 hours) † |
| 108105 | Baldwin | Jayme | F | Ca | US | 2 | Cuyamaca 100km 2024 (17 hours) |
| 106687 | Baldwin | John | M | 32 | Burning River 100M 2024 (32 hours) | ||
| 122150 | Baldwin | Joseph | M | AL | US | 1 | Pinhoti 100M 2024 (31 hours) |
| 112982 | Baldwin | Matthew | M | MN | US | 2 | Superior 100M 2024 (38 hours) |
| 101416 | Baldwin | Michelle | F | PA | US | 2 | Umstead 100M 2024 (30 hours) |
| 112467 | Baldwin | Nic | M | GLS | GB | 2 | Tahoe 202M 2024 (100 hours) † |
| 104859 | Baldwin | Paul | M | GBR | GB | 2 | Wildstrubel by UTMB 110km 2024 (15 hours) |
| 101451 | Baldwin | Scott | M | PA | US | 32 | Umstead 100M 2024 (30 hours) |
| 113303 | Balester | Ben | M | California | US | 4 | California Fall Classic at Lake Sonoma 100km 2024 (18 hours) † |
| 108823 | Balestrieri | Daniel | M | MA | US | 8 | Vermont 100M 2024 (30 hours) |
| 121259 | Balin | Timothee | M | Greater London | GB | 1 | Lavaredo Ultra Trail by UTMB 120km 2024 (26 hours) |
| 115593 | Balkanski | Eric | M | New York | US | 2 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 107160 | Ball | Alex | M | SC | US | 4 | Hellgate 100km 2023 (17 hours) |
| 119113 | Ball | Joshua | M | MI | US | 2 | Hallucination (Run Woodstock) 100M 2024 (30 hours) |
| 112554 | Ball | Justin | M | Oregon | US | 4 | Pine to Palm 100M 2024 (34 hours) † |
| 110624 | Ball | Mitchell | M | New York | US | 8 | Worlds End 100km 2024 (19 hours) |
| 106689 | Ball | Wayne | M | MA | US | 64 | Vermont 100M 2024 (30 hours) |
| 100622 | Balliet | Gilbert | M | PA | US | 16 | Twisted Branch 100km 2024 (20 hours) † |
| 109686 | Balogh | Laszlo | M | CO | US | 4 | Run Rabbit Run (Tortoises) 100M 2024 (38 hours) |
| 101625 | Baloun | Karel | M | CA | US | 1 | Cocodona 250M 2024 (125 hours) † |
| 105611 | Baltieri | Fabio | M | ITA | IT | 4 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 111875 | Bambrick | Rachel | F | PA | US | 4 | Javelina Jundred 100M 2024 (30 hours) † |
| 102027 | Banaszak | Nicholas | M | CA | US | 64 | Tahoe Rim Trail 100M 2024 (36 hours) † |
| 122153 | BANASZYNSKI | DAMIAN | M | BERKSHIRE | GB | 1 | Autumn 100M 2024 (28 hours) |
| 122714 | Bancevicius | Asta | F | ON | CA | 1 | Kodiak Ultra Marathons by UTMB 100km 2024 (18 hours) |
| 106369 | Bancroft | Brett | M | AUS | AU | 16 | Ultra-Trail Australia by UTMB 100km 2024 (19 hours) |
| 121084 | Bandi | Abby | F | Texas | US | 1 | HOKA Rocky Raccoon 100M 2024 (30 hours) |
| 123185 | Bandiera | David | M | British Columbia | CA | 1 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 108746 | Banerjee | Arnab | M | WA | US | 4 | Canyons by UTMB 104km 2024 (20 hours) |
| 102846 | Banh | Hoa | F | AUS | AU | 16 | Ultra-Trail Australia by UTMB 100km 2024 (19 hours) |
| 119590 | Banister | Stephen | M | CA | US | 1 | Javelina Jundred 100M 2024 (30 hours) † |
| 111315 | Bank | Ryan | M | California | US | 4 | Kodiak Ultra Marathons by UTMB 100M 2024 (35 hours) |
| 114424 | Banko | Dean | M | PA | US | 2 | Laurel Highlands 70.5M 2024 (20 hours) † |
| 121113 | Banks | Jacob | M | Co | US | 1 | Black Canyon 100km 2024 (17 hours) † |
| 104107 | Banks | Kevin | M | GBR | GB | 16 | Tor des Géants 330km 2024 (132 hours) |
| 107181 | Banks | Trevor | M | CO | US | 2 | Run Rabbit Run (Tortoises) 100M 2024 (38 hours) |
| 104052 | Bannwarth | Claire | F | FRA | FR | 32 | Hardrock 100M 2024 (48 hours) † |
| 120240 | Bao | Jay | M | IL | US | 1 | Kodiak Ultra Marathons by UTMB 100km 2024 (18 hours) |
| 120645 | Baracco | Alberto | M | Italy | IT | 1 | Gran Trail Courmayeur 100km 2024 (28 hours) |
| 121572 | Baran | František | M | Slovakia | SK | 1 | Letecka Stovka 104km 2024 (21 hours) |
| 121248 | BARBAN | ANDREA | M | Cuneo | IT | 1 | Abbots Way 125km 2024 (28 hours) |
| 121925 | Barbany Bofill | Oriol | M | Barcelona | ES | 1 | Trail Andorra by UTMB 105km 2024 (30 hours) |
| 122292 | Barbeau | Steeve | M | CA | US | 1 | San Diego 100M 2024 (32 hours) † |
| 116280 | Barber | Aaron | M | Arizona | US | 2 | Hardcore Hundred 100M 2024 (44 hours) |
| 120489 | Barber | Caleb | M | WA | US | 1 | Cascade Crest 100M 2024 (34 hours) † |
| 106133 | Barber | Kelly | M | CA | US | 8 | Hardrock 100M 2024 (48 hours) † |
| 122008 | Barbera | Pablo | M | California | US | 1 | California Fall Classic at Lake Sonoma 100km 2024 (18 hours) † |
| 122943 | BARBINI | RAFFAELE | M | Livorno | IT | 1 | Tuscany Crossing 160km 2024 (32 hours) |
| 119631 | Barbu | Justin | M | OH | US | 1 | Mohican 100M 2024 (32 hours) |
| 116605 | Bard | Frederic | M | Occitanie | FR | 2 | Hardrock 100M 2024 (48 hours) |
| 118296 | Bare | Cody | M | CO | US | 2 | Never Summer 100km 2024 (23 hours) † |
| 115542 | Bareil | Paul | M | Quebec | CA | 2 | Ultra-Trail Harricana 125km 2024 (26 hours) |
| 104642 | Baret | Sylvain | M | FRA | FR | 16 | Nice Côte d'Azur by UTMB 107km 2024 (28 hours) |
| 119332 | Bareth | Jerome | M | FL | US | 1 | Trail Alsace Grand Est by UTMB - Ultra-Trail des Chevaliers 173km 2024 (40 hours) |
| 122595 | Barfield | Samuel | M | ID | US | 1 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 119141 | Barg | Michelle | F | MO | US | 1 | Tunnel Hill 100M 2023 (30 hours) † |
| 121399 | Bargen | Cory | M | British Columbia | CA | 1 | Fat Dog 120M 2024 (48 hours) † |
| 110358 | Barger | Dan | M | CO | US | 1 | Hardrock 100M 2024 (48 hours) |
| 118347 | Bärhausen | Jendrik | M | Nord-Rhein-Westfalen | DE | 2 | Istria by UTMB 168km 2024 (46 hours) |
| 103932 | Barichievich | Alan | M | CA | US | 64 | Tahoe Rim Trail 100M 2024 (36 hours) † |
| 100764 | Baris | Laney | F | NJ | US | 64 | Waldo 100km 2024 (18 hours) † |
| 101411 | Barkan | William | M | CA | US | 1 | Canyons by UTMB 104km 2024 (20 hours) |
| 101480 | Barkdull | David | M | CA | US | 16 | Angeles Crest 100M 2024 (33 hours) † |
| 102017 | Barker | Mae | F | FL | US | 1 | Western States 100M 2024 (30 hours) † |
| 115117 | Barkero | Jake | M | CA | US | 2 | Tahoe Rim Trail 100M 2024 (36 hours) † |
| 120032 | Barlow | Spencer | M | ON | CA | 1 | Sulphur Springs 100km 2024 (18 hours) |
| 121089 | Barlow-Bolch | Emily | F | AB | CA | 1 | Canadian Death Race 118km 2024 (24 hours) |
| 100943 | Barnaba | Neal | M | PA | US | 4 | Rim to River 100M 2024 (32 hours) |
| 117458 | BARNES | Chris | M | TX | US | 2 | HOKA Bandera 100km 2024 (17 hours) |
| 103167 | Barnes | Desiree | F | OR | US | 16 | Pine to Palm 100M 2024 (34 hours) † |
| 122061 | Barnett | Brett | M | TN | US | 1 | No Business 100M 2024 (34 hours) |
| 121754 | Barnett | Walt | M | Virginia | US | 1 | Grindstone by UTMB 100M 2024 (36 hours) |
| 114598 | Barnhart | Nina | F | Oregon | US | 4 | Pine to Palm 100M 2024 (34 hours) |
| 121702 | Barnickel | Harald | M | Bavaria | DE | 1 | Zugspitz 100km 2024 (25 hours) |
| 120904 | Barnickle | Roger | M | CA | US | 1 | Canyons by UTMB 104km 2024 (20 hours) |
| 121470 | Barone | Valerio | M | Quebec | CA | 1 | Quebec Mega Trail 100M 2024 (40 hours) |
| 122341 | BAROUTI | EMMANUEL | M | Île-de-France | FR | 1 | Les Coursières des Hauts du Lyonnais 111km 2024 (20 hours) |
| 113142 | Barr | Shawn | M | CA | US | 4 | Canyons by UTMB 104km 2024 (20 hours) |
| 101884 | Barr | Tim | M | CO | US | 2 | Cascade Crest 100M 2024 (34 hours) † |
| 121221 | Barra | Andrea | M | CN | IT | 1 | Tuscany Crossing 103km 2024 (21 hours) |
| 117773 | Barrera | Jhon | M | Meta | CO | 2 | Kodiak Ultra Marathons by UTMB 100M 2024 (35 hours) |
| 123385 | Barrès | Florian | M | Bouches-du-Rhone | FR | 1 | Endurance Trail des Templiers 105km 2024 (19 hours) |
| 119297 | Barrett | Allisan | F | MI | US | 1 | Kettle Moraine 100M 2024 (30 hours) † |
| 104282 | Barrett | Andrew | M | FL | US | 32 | Umstead 100M 2024 (30 hours) |
| 109551 | Barrett | Damian | M | Essex | GB | 2 | TDS (Sur les Traces des Ducs de Savoie) 147km 2024 (45:30 hours) |
| 121496 | Barrett | Denise | F | Galway | IE | 1 | Kerry Way Ultra 193km 2024 (40 hours) |
| 118691 | Barrett | Jami | F | CA | US | 2 | Black Canyon 100km 2024 (17 hours) |
| 100424 | Barrett | Wade | M | TX | US | 16 | HOKA Rocky Raccoon 100M 2024 (30 hours) |
| 104189 | Barrette | Fanny | F | AB | CA | 1 | IMTUF 100M 2024 (36 hours) † |
| 111341 | Barrington | Jeffrey | M | Washington | US | 4 | Cocodona 250M 2024 (125 hours) † |
| 115269 | Barrington | Nicholas | M | London | GB | 2 | Kullamannen by UTMB 100M 2024 (32 hours) |
| 116595 | Barrio | Santiago Cornelio | M | Zagreb | HR | 2 | Lavaredo Ultra Trail by UTMB 120km 2024 (26 hours) |
| 123259 | Barrow | Kevin | M | UT | US | 1 | Bear, The 100M 2024 (36 hours) † |
| 122969 | Barry | Matthew | M | TN | US | 1 | Canyons by UTMB 104km 2024 (20 hours) |
| 113460 | Barsch | Matthias | M | Bavaria | DE | 4 | Krakonosova Stovka 100km 2024 (22 hours) |
| 116739 | Barter | Nicholas | M | West Sussex | GB | 2 | Autumn 100M 2024 (28 hours) |
| 100067 | Bartholomew | Ash | M | AUS | AU | 1 | Guzzler Ultra 100km 2024 (24 hours) |
| 117613 | Bartholomew | Christopher | M | California | US | 2 | Miwok 100km 2024 (15:30:59 hours) |
| 117714 | Bartholomew | Joshua | M | Victoria | AU | 2 | Surf Coast Century 100km 2024 (16 hours) |
| 100311 | Bartholomew | Lucy | F | AUS | AU | 4 | Black Canyon 100km 2024 (17 hours) † |
| 119856 | Barton | Anthony | M | ON | CA | 1 | Quebec Mega Trail 110km 2024 (22 hours) |
| 121426 | Barton | Cory | M | CA | US | 1 | HOKA Rocky Raccoon 100M 2024 (30 hours) |
| 104127 | Barton | David | M | DEU | DE | 16 | Zugspitz 100km 2024 (25 hours) |
| 120955 | Barton | Shawn | M | California | US | 1 | California Fall Classic at Lake Sonoma 100km 2024 (18 hours) † |
| 119402 | Bartone | Susan | F | NY | US | 1 | Twisted Branch 100km 2024 (20 hours) † |
| 113913 | Bartosik | Magdalena | F | Idaho | US | 4 | Zion 100km 2024 (19 hours) |
| 114721 | Barushev | Denis | M | CA | US | 2 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 122510 | Basak | David | M | Colorado | US | 1 | Leadville Trail 100M 2024 (30 hours) |
| 116199 | Bash | Erica | F | NJ | US | 2 | Javelina Jundred 100M 2024 (30 hours) † |
| 114495 | Basham | Amanda | F | Colorado | US | 2 | Canyons by UTMB 104km 2024 (20 hours) |
| 121367 | Basile | Briana | F | Utah | US | 1 | Ultra-Trail Cape Town 100km 2023 (21 hours) |
| 107613 | Bass | Ilya | M | MA | US | 8 | Vermont 100M 2024 (30 hours) |
| 101680 | Bassa | Tommaso | M | ITA | IT | 64 | Wasatch Front 100M 2024 (36 hours) |
| 122569 | Bassani | Ruben | M | Veneto | IT | 1 | Chianti Castles by UTMB 103km 2024 (22 hours) |
| 100928 | Bassett | Alison | F | CA | US | 1 | Tahoe Rim Trail 100M 2024 (36 hours) † |
| 113497 | Bassett | Chris | M | California | US | 2 | HURT 100M 2024 (36 hours) † |
| 101010 | Bassili | Tara | F | ON | CA | 8 | Fat Dog 120M 2024 (48 hours) † |
| 120499 | Bassing | Pierre | M | BaWÜ | DE | 1 | Tuscany Crossing 103km 2024 (21 hours) |
| 120366 | Basso | Leonardo | M | Veneto | IT | 1 | Lavaredo Ultra Trail by UTMB 120km 2024 (26 hours) |
| 108536 | Bassson | Grobler | M | Western Cape | ZA | 4 | Ultra Trail Drakensberg 163km 2024 (48 hours) |
| 104804 | Bastiaens | Wim | M | BEL | BE | 4 | Trail Andorra by UTMB 105km 2024 (30 hours) |
| 110010 | Basu | Ekta | F | CA | US | 2 | Rio Del Lago 100M 2024 (30 hours) |
| 123040 | Basuini | Michael | M | TN | US | 1 | Pinhoti 100M 2024 (31 hours) |
| 101385 | Batchelor | Eric | M | CA | US | 4 | Fat Dog 120M 2024 (48 hours) † |
| 121016 | Batchelor | Presley | F | CO | US | 1 | HOKA Bandera 100km 2024 (17 hours) |
| 110834 | Bate | Alex | M | NSW | AU | 2 | Kosciusko by UTMB 100M 2023 (36 hours) |
| 109327 | Bates | Becky | F | B.C. | CA | 8 | Hardrock 100M 2024 (48 hours) † |
| 110654 | Bates | Daniel | M | CT | US | 8 | Worlds End 100km 2024 (19 hours) |
| 113239 | Bates | Matthew | M | California | US | 4 | Cocodona 250M 2024 (125 hours) † |
| 112374 | Bates | Zachary | M | AZ | US | 2 | Cocodona 250M 2024 (125 hours) † |
| 109174 | Batistella | Cristian Gabriel | M | Cordoba | AR | 8 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 119623 | Batres | Guillermo | M | California | US | 1 | Angeles Crest 100M 2024 (33 hours) † |
| 114555 | Battipaglia | Kimberly | F | CT | US | 2 | Vermont 100M 2024 (30 hours) |
| 119855 | Batz | Christian | M | Bavaria | DE | 1 | Zugspitz 100km 2024 (25 hours) |
| 118057 | Baud | Laurent | M | NY | US | 2 | Grindstone by UTMB 100M 2024 (36 hours) |
| 109510 | Baud-Lavigne | Bertrand | M | QC | CA | 8 | Quebec Mega Trail 110km 2024 (22 hours) |
| 115577 | Bauer | Anthony | M | MA | US | 2 | IMTUF 100M 2024 (36 hours) † |
| 102657 | Bauer | Becki Lynn | F | CO | US | 2 | Leadville Trail 100M 2024 (30 hours) |
| 102680 | Bauer | Beth | F | OH | US | 32 | Massanutten 100M 2024 (36 hours) † |
| 116812 | Bauer | Ross | M | PA | US | 2 | Laurel Highlands 70.5M 2024 (20 hours) † |
| 109603 | Baum | Jason | M | AZ | US | 4 | Black Canyon 100km 2024 (17 hours) |
| 104079 | Baumann | Jonathon | M | IN | US | 64 | Burning River 100M 2024 (32 hours) |
| 116366 | Baumer | Chris | M | PA | US | 2 | Massanutten 100M 2024 (36 hours) † |
| 121476 | Baumgaertner | Bert | M | Idaho | US | 1 | IMTUF 100M 2024 (36 hours) † |
| 109392 | Baumgartner | Stephen | M | TX | US | 8 | HOKA Rocky Raccoon 100M 2024 (30 hours) |
| 117770 | Baumhover | James | M | CO | US | 2 | Black Canyon 100km 2024 (17 hours) † |
| 120169 | Bauza | Leo | M | Virginia | US | 1 | Grindstone by UTMB 100km 2024 (19 hours) |
| 116632 | Baxley | Paul | M | Idaho | US | 2 | Beaverhead 100km 2024 (20 hours) |
| 101367 | Baxley | Tyler | M | CA | US | 32 | Sean O'Brien 100km 2024 (16 hours) † |
| 118056 | Baxter | Aaron | M | SA | AU | 2 | Guzzler Ultra 100km 2024 (24 hours) |
| 118289 | Baxter | Dean | M | NSW | AU | 2 | Ultra-Trail Australia by UTMB 100km 2024 (19 hours) |
| 112373 | Bay | Andy | M | OH | US | 4 | Burning River 100M 2024 (32 hours) |
| 122109 | Baylis | Patrick | M | BC | CA | 1 | Leona Divide 100km 2024 (16 hours) † |
| 110895 | Baynes | Brian | M | MA | US | 2 | Cocodona 250M 2024 (125 hours) † |
| 122774 | Beach | Daniel | M | ON | CA | 1 | Sulphur Springs 100M 2024 (30 hours) |
| 119956 | Beach | Elliott | M | MS | US | 1 | HURT 100M 2024 (36 hours) † |
| 122972 | Beach | Robert | M | Florida | US | 1 | Tunnel Hill 100M 2023 (30 hours) |
| 118676 | Beachy | Kyle | M | Ohio | US | 2 | Tarawera by UTMB 100M 2024 (30 hours) |
| 118131 | Beal | Brian | M | Nc | US | 2 | Rim to River 100M 2024 (32 hours) |
| 119877 | Beale | Ryan | M | On | CA | 1 | Quebec Mega Trail 110km 2024 (22 hours) |
| 123161 | Bean | Albert | M | GA | US | 1 | Leadville Trail 100M 2024 (30 hours) |
| 104524 | Bearss | Joseph | M | CO | US | 8 | Run Rabbit Run (Tortoises) 100M 2024 (38 hours) † |
| 104598 | Beatty | Croom | M | CA | US | 32 | Crazy Mountain 100M 2024 (36 hours) † |
| 113880 | Beatty | Todd | M | SC | US | 4 | Hellbender 100M 2024 (40 hours) |
| 121104 | Beaty | Ronnie | M | Texas | US | 1 | Leadville Trail 100M 2024 (30 hours) |
| 122196 | Beaudoin | Martin | M | Devon | GB | 1 | Ultra-Trail Snowdonia by UTMB 100km 2024 (28 hours) |
| 121741 | Beaudry | Maxime | M | QC | CA | 1 | Ultra-Trail Harricana 125km 2024 (26 hours) |
| 114621 | Beaufils | Florent | M | France | FR | 1 | Endurance Trail des Templiers 105km 2024 (19 hours) |
| 120333 | Beaver | Dan | M | Arizona | US | 1 | Javelina Jundred 100M 2024 (30 hours) † |
| 122494 | Becker | Bryan | M | AL | US | 1 | Pinhoti 100M 2024 (31 hours) |
| 102662 | Becker | David | M | PA | US | 64 | Canal Corridor 100M 2024 (30 hours) |
| 121129 | Becker | Jill | F | CO | US | 1 | Leadville Trail 100M 2024 (30 hours) |
| 102583 | Becker | Lea | F | PA | US | 64 | Burning River 100M 2024 (32 hours) |
| 111824 | Beckham | Tony | M | California | US | 4 | Canyons by UTMB 104km 2024 (20 hours) |
| 120795 | Beckwith | Mark | M | Illinois | US | 1 | Hennepin 100M 2024 (30 hours) |
| 103164 | Bedolla | Samuel | M | CA | US | 64 | Quicksilver 100km 2024 (17 hours) † |
| 112343 | bedsun | michael | M | MI | US | 4 | Georgia Death Race 74M 2024 (23 hours) † |
| 107170 | Beebe | Anthony | M | California | US | 4 | Canyons by UTMB 104km 2024 (20 hours) |
| 120940 | Beecher | Daryl | M | RI | US | 1 | Twisted Branch 100km 2024 (20 hours) † |
| 107437 | Beeninga | Matt | M | WA | US | 8 | Cascade Crest 100M 2024 (34 hours) |
| 122492 | Begger | Travis | M | MT | US | 1 | Bighorn 100M 2024 (35 hours) |
| 100486 | Begic | Kristijan | M | CT | US | 16 | Cruel Jewel 106M 2024 (48 hours) † |
| 107129 | Behrend | Annie | F | OR | US | 16 | Pine to Palm 100M 2024 (34 hours) |
| 118292 | Behrendt | Adam | M | Montana | US | 2 | Javelina Jundred 100M 2024 (30 hours) † |
| 115646 | Beike | Fred | M | Ohio | US | 2 | Laurel Highlands 70.5M 2024 (20 hours) † |
| 117134 | Beland | Eve | F | QC | CA | 1 | Quebec Mega Trail 110km 2024 (22 hours) |
| 118625 | Belforti | Gabriel | M | Texas | US | 2 | Brazos Bend 100M 2024 (32 hours) † |
| 120699 | Belgiovine | Anthony | M | NEW JERSEY | US | 1 | Grindstone by UTMB 100km 2024 (19 hours) |
| 112190 | Belisle | Alex | M | UT | US | 4 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 121549 | Belisle | David | M | Quebec | CA | 1 | Quebec Mega Trail 110km 2024 (22 hours) |
| 122634 | Beliveau-cote | Francis | M | Québec | CA | 1 | Ultra-Trail Harricana 125km 2024 (26 hours) |
| 122238 | Bell | Gareth | M | Guernsey | GG | 1 | South Downs Way 100M 2024 (30 hours) |
| 115999 | Bell | Heather | F | NV | US | 2 | Angeles Crest 100M 2024 (33 hours) † |
| 106700 | Bell | Ian | M | 4 | Autumn 100M 2024 (28 hours) | ||
| 122030 | Bell | Ken | M | North Carolina | US | 1 | Umstead 100M 2024 (30 hours) |
| 121024 | Bellandi | Colton | M | AZ | US | 1 | Black Canyon 100km 2024 (17 hours) † |
| 119920 | Bellows | Chris | M | Maine | US | 1 | Run Rabbit Run (Tortoises) 100M 2024 (38 hours) † |
| 122145 | Beltrame | Marco | M | VI | IT | 1 | Lavaredo Ultra Trail by UTMB 120km 2024 (26 hours) |
| 120383 | Beltran | Carlos | M | MIranda | VE | 1 | Brazos Bend 100M 2024 (32 hours) † |
| 105154 | Beltz | Matthew | M | CA | US | 4 | Miwok 100km 2024 (15:30:59 hours) |
| 101683 | Belzberg | Jade | F | BC | CA | 8 | Canyons by UTMB 104km 2024 (20 hours) |
| 104838 | Benado | Andrew | M | WA | US | 2 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 114862 | Benard | Valentin | M | Ariege | FR | 1 | Courmayeur Champex Chamonix (CCC) 100km 2024 (25 hours) |
| 115087 | Bender | Adam | M | CA | US | 2 | California Fall Classic at Lake Sonoma 100km 2024 (18 hours) |
| 123239 | Bender | Blake | M | CA | US | 1 | Kodiak Ultra Marathons by UTMB 100M 2024 (35 hours) |
| 120411 | Bender | Brian | M | California | US | 1 | Angeles Crest 100M 2024 (33 hours) † |
| 105619 | Bender | Chris | M | CA | US | 32 | Rio Del Lago 100M 2024 (30 hours) |
| 106591 | Benefield | Brandon | M | WA | US | 4 | Crazy Mountain 100M 2024 (36 hours) † |
| 122916 | Benetti | Nairo | M | QLD | AU | 1 | Blackall 100km 2024 (18 hours) |
| 113979 | Bengtsson | Johan | M | Stockholm | SE | 2 | Täby Extreme Challenge 100M 2024 (30 hours) |
| 116995 | Benjamin | Michael | M | CA | US | 2 | Rio Del Lago 100M 2024 (30 hours) |
| 107303 | Bennett | Evan | M | Pennsylvania | US | 4 | Rim to River 100M 2024 (32 hours) |
| 101088 | Bennett | Heidi | F | UT | US | 16 | Bear, The 100M 2024 (36 hours) † |
| 105141 | Bennett | Irving | M | PAN | PA | 32 | Grindstone by UTMB 100M 2024 (36 hours) |
| 102271 | Bennett | James | M | GBR | GB | 64 | South Downs Way 100M 2024 (30 hours) |
| 112925 | Bennett | Nadine | F | London | GB | 1 | Western States 100M 2024 (30 hours) † |
| 121605 | Bennett | Peter | M | Buckinghamshire | GB | 1 | North Downs Way 100M 2024 (30 hours) |
| 102553 | Bennett | Simon | M | GBR | GB | 4 | West Highland Way 95M 2024 (30 hours) |
| 122275 | Bennett | Stephen | M | MA | US | 1 | Black Canyon 100km 2024 (17 hours) † |
| 112807 | bennie | david | M | NSW | AU | 4 | Ultra-Trail Australia by UTMB 100km 2024 (19 hours) |
| 121780 | Bennitt | Rebecca | F | Ontario | CA | 1 | Ultra-Trail Harricana 125km 2024 (26 hours) |
| 122871 | Benoit | Simon | M | ON | CA | 1 | Ultra-Trail Harricana 125km 2024 (26 hours) |
| 101326 | Benshoff | Michelle | F | PA | US | 32 | Grindstone by UTMB 100km 2024 (19 hours) |
| 116631 | Bensko | Jenna | F | CO | US | 2 | Black Canyon 100km 2024 (17 hours) † |
| 121836 | Benson | Adam | M | WY | US | 1 | Bighorn 100M 2024 (35 hours) |
| 119253 | Benson | Naomi | F | R.C.T | GB | 1 | HOKA Bandera 100km 2024 (17 hours) |
| 120299 | Benson | Rhiannon | F | New Jersey | US | 1 | Vermont 100M 2024 (30 hours) |
| 120400 | Benson | Tara | F | NC | US | 1 | Grindstone by UTMB 100M 2024 (36 hours) |
| 100214 | Bensted | Melissa | F | AUS | AU | 2 | Guzzler Ultra 100km 2024 (24 hours) |
| 122208 | Bentley | Berrett | M | NM | US | 1 | Wasatch Front 100M 2024 (36 hours) |
| 120045 | Bentley | Joseph | M | Michigan | US | 1 | Bighorn 100M 2024 (35 hours) |
| 123035 | Bentz | Noah | M | CA | US | 1 | San Diego 100M 2024 (32 hours) † |
| 109867 | Benvie | Ben | M | Ontario | CA | 8 | Grindstone by UTMB 100M 2024 (36 hours) |
| 104230 | Benway | Karen | F | VT | US | 8 | South Downs Way 100M 2024 (30 hours) |
| 112107 | Beraldo | Marcelo | M | CA | US | 2 | Kodiak Ultra Marathons by UTMB 100M 2024 (35 hours) |
| 120033 | Berardi | Steve | M | WA | US | 1 | Cascade Crest 100M 2024 (34 hours) † |
| 121921 | Beratlis | Cody | M | CA | US | 1 | Rio Del Lago 100M 2024 (30 hours) |
| 121175 | Berg | Alec | M | CA | US | 1 | Siskiyou Out Back 100km 2024 (18 hours) † |
| 113955 | Berg | Brad | M | GA | US | 4 | Georgia Death Race 74M 2024 (23 hours) † |
| 122883 | Berg | Lindsey | F | Arkansas | US | 1 | HOKA Rocky Raccoon 100M 2024 (30 hours) |
| 121851 | Berg | Siiri | F | Oregon | US | 1 | Waldo 100km 2024 (18 hours) † |
| 122338 | Bergauer | Marek | M | Prague | CZ | 1 | Grossglockner UltraTrail 110km 2024 (28 hours) |
| 107199 | Bergemann | Kyle | M | NC | US | 2 | Hellbender 100M 2024 (40 hours) |
| 100009 | Berger | Aaron | M | AZ | US | 16 | Black Canyon 100km 2024 (17 hours) † |
| 101790 | Berger | Dan | M | CA | US | 16 | Gran Trail Courmayeur 100km 2024 (28 hours) |
| 104217 | Bergeron | Greg | M | CA | US | 1 | Western States 100M 2024 (30 hours) † |
| 100068 | Bergeson | Soren | M | CA | US | 16 | Cuyamaca 100km 2024 (17 hours) |
| 115674 | Berghout | Hanna | F | North Carolina | US | 2 | Hellbender 100M 2024 (40 hours) |
| 118606 | Bergiers | Benjamin | M | Brussels | BE | 2 | SwissPeaks 360km 2024 (156 hours) |
| 111775 | Bergman | Joshua | M | Alberta | CA | 4 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 118566 | Bergquist | Michael | M | UT | US | 2 | Vermont 100M 2024 (30 hours) |
| 119740 | Bergsma | Ruben | M | Noord Holland | NL | 1 | Trail Alsace Grand Est by UTMB - Ultra-Trail des Chevaliers 173km 2024 (40 hours) |
| 123371 | Berkovich | Scott | M | ON | CA | 1 | Quebec Mega Trail 100M 2024 (40 hours) |
| 121292 | Berkovitz | Dustin | M | CA | US | 1 | Javelina Jundred 100M 2024 (30 hours) † |
| 122848 | Berkowitz | Nolan | M | California | US | 1 | Kodiak Ultra Marathons by UTMB 100km 2024 (18 hours) |
| 122575 | Berman | David | M | NY | US | 1 | Sean O'Brien 100km 2024 (16 hours) † |
| 104218 | Bermudez | Conrado | M | NJ | US | 8 | Hardrock 100M 2024 (48 hours) † |
| 111759 | Bernard | Jennifer | F | New York | US | 2 | Canyons by UTMB 104km 2024 (20 hours) |
| 123045 | Bernard | Jeremy | M | Southwark | GB | 1 | Ultra-Trail Snowdonia by UTMB 100km 2024 (28 hours) |
| 109778 | Bernard | Nicolas | M | isère | FR | 8 | Les Coursières des Hauts du Lyonnais 111km 2024 (20 hours) |
| 108758 | Bernard | Yannick | M | QC | CA | 8 | Quebec Mega Trail 110km 2024 (22 hours) |
| 109656 | Bernardino | Fernando | M | London | GB | 8 | Moab 238M 2024 (108 hours) † |
| 104577 | Bernhisel | Drew | M | TX | US | 4 | HOKA Rocky Raccoon 100M 2024 (30 hours) |
| 103285 | Bernier | Craig | M | NJ | US | 16 | Twisted Branch 100km 2024 (20 hours) † |
| 104751 | Bernosky | Stefanie | F | WA | US | 1 | Miwok 100km 2024 (15:30:59 hours) |
| 111724 | Berruel | Xavier | M | Québec | CA | 1 | Western States 100M 2024 (30 hours) † |
| 113265 | Berry | Colin | M | TAS | AU | 4 | Fat Dog 120M 2024 (48 hours) † |
| 115420 | Berry | Robert | M | Tennessee | US | 2 | No Business 100M 2024 (34 hours) |
| 117410 | Berry | Stan | M | OK | US | 2 | Brazos Bend 100M 2024 (32 hours) † |
| 119919 | Berryman | Claire | F | Louisiana | US | 1 | Canyons by UTMB 104km 2024 (20 hours) |
| 117977 | Berteau | Franck | M | Ile-de-France | FR | 2 | Madeira Island Ultra-Trail 115km 2024 (29 hours) |
| 121054 | Berthiaume | Julie | F | QC | CA | 1 | Ultra-Trail Harricana 125km 2024 (26 hours) |
| 122845 | BERTHION | Matthieu | M | Zealand | DK | 1 | Kullamannen by UTMB 100M 2024 (32 hours) |
| 100692 | Berti | Evan | M | NJ | US | 16 | Javelina Jundred 100M 2024 (30 hours) |
| 120305 | Bertoia | Corinne | F | Colorado | US | 1 | Javelina Jundred 100M 2024 (30 hours) † |
| 121243 | bertolini | mattia | M | italia | IT | 1 | Lavaredo Ultra Trail by UTMB 120km 2024 (26 hours) |
| 103069 | Bertot | Jeff | M | UT | US | 8 | Bear, The 100M 2024 (36 hours) † |
| 120317 | Berube | Matthew | M | Washington | US | 1 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 118794 | Beskar | Joel | M | Wisconsin | US | 2 | Bighorn 100M 2024 (35 hours) |
| 116147 | Besson | Nicholas | M | OR | US | 2 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 119599 | Best | Russell | M | OH | US | 1 | Rim to River 100M 2024 (32 hours) |
| 123171 | Beswick | Andrew | M | Lancs | GB | 1 | Thames Path 100M 2024 (28 hours) |
| 119116 | Beswick | Lauren | F | Victoria | AU | 2 | Surf Coast Century 100km 2024 (16 hours) |
| 111123 | Betancourt | Nicolas | M | Florida | US | 4 | Long Haul 100M 2024 (30 hours) † |
| 116561 | Betancur | Amanda | F | CA | US | 2 | Javelina Jundred 100M 2024 (30 hours) † |
| 109463 | Betouret | Sebastien | M | Greater London | GB | 8 | TOR130 - Tot Dret 130km 2024 (44 hours) |
| 117483 | Betten | Matt | M | NH | US | 2 | Bigfoot 206M 2024 (100 hours) † |
| 108343 | Betten | Sebastian | M | QLD | AU | 8 | Blackall 100km 2024 (18 hours) |
| 117881 | Betts | Kellen | M | WA | US | 2 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 111939 | Betz | Craig | M | FL | US | 1 | Western States 100M 2024 (30 hours) † |
| 102592 | Beuke | Donald | M | CO | US | 4 | Hardrock 100M 2024 (48 hours) † |
| 100434 | Beutler | Roger | M | AZ | US | 4 | Black Canyon 100km 2024 (17 hours) † |
| 121733 | Beutler | Shannon | F | TX | US | 1 | HOKA Bandera 100km 2024 (17 hours) |
| 120642 | Bevans | Blake | M | AB | CA | 1 | Canadian Death Race 118km 2024 (24 hours) |
| 114746 | Beverly | Robert | M | CA | US | 1 | Black Canyon 100km 2024 (17 hours) † |
| 100717 | Bevins | Micah | M | OK | US | 16 | Bear, The 100M 2024 (36 hours) † |
| 118379 | Beyls | Pieter-Jan | M | London | GB | 2 | Val d'Aran by UTMB - Camins de Hèr 110km 2024 (26 hours) |
| 120422 | Bezaire | Rob | M | ON | CA | 1 | Sulphur Springs 100M 2024 (30 hours) |
| 120386 | Bharadwaj | Narayan | M | Tennessee | US | 1 | Brazos Bend 100M 2024 (32 hours) † |
| 106706 | Bhasin | Saurabh | M | 64 | Oregon Cascades 100M 2024 (32:01:18 hours) † | ||
| 110130 | Bhosle | Amit | M | WA | US | 4 | Kodiak Ultra Marathons by UTMB 100km 2024 (18 hours) |
| 113555 | Biagio | Dale | M | Gauteng | ZA | 2 | Georgia Death Race 74M 2024 (23 hours) † |
| 122327 | Bianchini | Nick | M | TN | US | 1 | Pinhoti 100M 2024 (31 hours) |
| 123010 | Bianco | Vince | M | PA | US | 1 | Laurel Highlands 70.5M 2024 (20 hours) † |
| 123034 | Biase | Isabelle | F | CA | US | 1 | Javelina Jundred 100M 2024 (30 hours) |
| 114234 | Bibbee | Joshua | M | Oregon | US | 2 | Siskiyou Out Back 100km 2024 (18 hours) † |
| 121112 | bibeau | maxime | M | quebec | CA | 1 | Ultra-Trail Harricana 125km 2024 (26 hours) |
| 102439 | Biber-Brewer | Rachel | F | CO | US | 16 | Leadville Trail 100M 2024 (30 hours) |
| 101708 | Bickerstaff | Henry | M | OK | US | 16 | Hennepin 100M 2024 (30 hours) † |
| 117872 | Bicknell | Kayla | F | NV | US | 2 | IMTUF 100M 2024 (36 hours) † |
| 121971 | Bidault | Justin | M | France | US | 1 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 118641 | Bier | Elianna | F | AZ | US | 2 | Javelina Jundred 100M 2024 (30 hours) † |
| 118150 | Bierema | Jordan | M | Ontario | CA | 2 | Sulphur Springs 100km 2024 (18 hours) |
| 119323 | Biggs | Cameron | M | Arizona | US | 1 | Black Canyon 100km 2024 (17 hours) † |
| 119408 | Bigio | Sophia | F | Virginia | US | 1 | Siskiyou Out Back 100km 2024 (18 hours) † |
| 115145 | Bigman | Matthew | M | OR | US | 2 | Run Rabbit Run (Hares) 100M 2024 (38 hours) † |
| 103756 | Bigot | Simon | M | FRA | FR | 8 | Doi Inthanon Thailand by UTMB 100M 2023 (48 hours) |
| 121005 | Bihlman | Zach | M | Ohio | US | 1 | Rim to River 100M 2024 (32 hours) |
| 120556 | Bilanin | Jared | M | NJ | US | 1 | Leadville Trail 100M 2024 (30 hours) |
| 121690 | Bilbie | Cherie | F | CT | US | 1 | Vermont 100M 2024 (30 hours) |
| 122815 | Biles | Stephen | M | Florida | US | 1 | Umstead 100M 2024 (30 hours) |
| 122814 | Biles | Tanner | M | FL | US | 1 | Umstead 100M 2024 (30 hours) |
| 120193 | Billiau | Jonatan | M | Alberta | CA | 1 | Miwok 100km 2024 (15:30:59 hours) |
| 120944 | Billings | Marc | M | NC | US | 1 | California Fall Classic at Lake Sonoma 100km 2024 (18 hours) |
| 106470 | Billis | Caroline | F | GBR | GB | 2 | Autumn 100M 2024 (28 hours) |
| 122114 | Bilo | Carolyn | F | Oregon | US | 1 | Rio Del Lago 100M 2024 (30 hours) |
| 121696 | Binhammer | Mead | M | Vermont | US | 1 | Grindstone by UTMB 100km 2024 (19 hours) |
| 122690 | Bircham | Pete | M | Bay of Plenty | NZ | 1 | Tarawera by UTMB 102km 2024 (17 hours) |
| 122224 | Bird | Derrell | M | TX | US | 1 | HOKA Bandera 100km 2024 (17 hours) |
| 114591 | Bird | James | M | MO | US | 4 | Hennepin 100M 2024 (30 hours) † |
| 100806 | Bird | Nora | F | Minnesota | US | 128 | No Business 100M 2024 (34 hours) |
| 112084 | Birkel | Brad | M | WI | US | 4 | Miwok 100km 2024 (15:30:59 hours) |
| 119655 | Birkl | Nina | F | Tasmania | AU | 1 | Blackall 100km 2024 (18 hours) |
| 122028 | Birkmire | John | M | MD | US | 1 | Massanutten 100M 2024 (36 hours) † |
| 119434 | Biser | Thad | M | NC | US | 1 | Umstead 100M 2024 (30 hours) |
| 119581 | Bishop | Keelie | F | NV | US | 1 | Beaverhead 100km 2024 (20 hours) |
| 122658 | Bitard | Franck | M | New York | US | 1 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 104534 | Bitters | Matthew | M | CO | US | 8 | Leadville Trail 100M 2024 (30 hours) |
| 113479 | Bittick | Benjamin | M | California | US | 4 | Black Canyon 100km 2024 (17 hours) † |
| 117803 | Bizub | Stanley | M | North Carolina | US | 2 | Long Haul 100M 2024 (30 hours) † |
| 108485 | Bjerke | Harald | M | Viken | NO | 4 | Soria Moria til Verden Ende 100M 2024 (35 hours) |
| 116198 | Bjork | Erin | F | MN | US | 2 | Kettle Moraine 100M 2024 (30 hours) † |
| 120113 | Black | Anna | F | TX | US | 1 | HOKA Bandera 100km 2024 (17 hours) |
| 103770 | Black | Austin | M | NH | US | 16 | High Lonesome 100M 2024 (37 hours) |
| 121366 | Black | Breanne | F | Montana | US | 1 | Tarawera by UTMB 102km 2024 (17 hours) |
| 118201 | Black | Olivia | F | West Virginia | US | 2 | California Fall Classic at Lake Sonoma 100km 2024 (18 hours) † |
| 104554 | Blackard | Michelle | F | AZ | US | 4 | Never Summer 100km 2024 (23 hours) † |
| 105093 | Blackburn | Sam | M | GBR | GB | 2 | Tarawera by UTMB 102km 2024 (17 hours) |
| 120592 | Blackmon | Daniel | M | NC | US | 1 | Long Haul 100M 2024 (30 hours) † |
| 116839 | Blackwell | Mark | M | CA | US | 1 | Rio Del Lago 100M 2024 (30 hours) |
| 100591 | Blaha | Martin | M | CZE | CZ | 16 | Transgrancanaria 125km 2024 (28 hours) |
| 119542 | Blair | Brian | M | Ca | US | 1 | Bear, The 100M 2024 (36 hours) |
| 107651 | Blake | Chandler | M | Utah | US | 1 | Western States 100M 2024 (30 hours) † |
| 114142 | Blakeley | Mark | M | Massachusetts | US | 4 | Bear, The 100M 2024 (36 hours) † |
| 103230 | Blakemore | Ashley | F | CO | US | 16 | Run Rabbit Run (Tortoises) 100M 2024 (38 hours) † |
| 105777 | Blakeney | Charles | M | CA | US | 8 | Quicksilver 100km 2024 (17 hours) † |
| 109612 | Blanchard | Felix-Antoine | M | Québec | CA | 8 | Twisted Branch 100km 2024 (20 hours) † |
| 119445 | Blanco | Daniel | M | Northumberland | GB | 1 | Istria by UTMB 168km 2024 (46 hours) |
| 108309 | Bland | James | M | Manawatu | NZ | 4 | Tarawera by UTMB 100M 2024 (30 hours) |
| 121051 | Blandford | Claudia | F | Alberta | US | 1 | Crazy Mountain 100M 2024 (36 hours) † |
| 100420 | Blankenship | Buck | M | AZ | US | 32 | Black Canyon 100km 2024 (17 hours) † |
| 106707 | Blankenship | Jon | M | Montana | US | 2 | HOKA Bandera 100km 2024 (17 hours) |
| 120092 | Blase | Steven | M | NH | US | 1 | Vermont 100M 2024 (30 hours) |
| 103982 | Blatecky | Andy | M | CO | US | 16 | Hardrock 100M 2024 (48 hours) † |
| 113163 | Blatt | Saskia | F | NRW | DE | 4 | Trail Alsace Grand Est by UTMB - Ultra-Trail des Chevaliers 173km 2024 (40 hours) |
| 122278 | Blawat | Patrick | M | WI | US | 1 | Long Haul 100M 2024 (30 hours) † |
| 100001 | Blea | Stephen | M | CA | US | 1 | Western States 100M 2024 (30 hours) † |
| 101637 | Bledsoe | Jim | M | UT | US | 1 | Western States 100M 2024 (30 hours) † |
| 118577 | Bleuvais | Florian | M | Bouches du Rhone | FR | 2 | Nice Côte d'Azur by UTMB 107km 2024 (28 hours) |
| 121940 | Blevins | Morgan | F | Massachusetts | US | 1 | Twisted Branch 100km 2024 (20 hours) † |
| 100012 | Bligan | Carl | M | PA | US | 16 | Twisted Branch 100km 2024 (20 hours) † |
| 112631 | Blinn | Rachel | F | NC | US | 4 | Cruel Jewel 106M 2024 (48 hours) † |
| 102757 | Bliss | Nathan | M | MN | US | 16 | HOKA Bandera 100km 2024 (17 hours) |
| 119640 | Blobaum | Kent | M | Nebraska | US | 1 | Tunnel Hill 100M 2023 (30 hours) † |
| 103929 | Block | Travis | M | MN | US | 32 | Hennepin 100M 2024 (30 hours) † |
| 120909 | Blomberg | Victor | M | Oregon | US | 1 | Oregon Cascades 100M 2024 (32:01:18 hours) † |
| 119661 | Blomqvist | Michaela | F | Idaho | US | 1 | IMTUF 100M 2024 (36 hours) † |
| 106240 | Blonski | Daniel | M | SVK | SK | 16 | Letecka Stovka 104km 2024 (21 hours) |
| 107795 | Bloom | Ilene | F | CO | US | 4 | Tunnel Hill 100M 2023 (30 hours) † |
| 120542 | Bloom | Rebecca | F | CA | US | 1 | Javelina Jundred 100M 2024 (30 hours) † |
| 118194 | Blosser | Nathan | M | CA | US | 2 | Javelina Jundred 100M 2024 (30 hours) † |
| 115658 | Blossom | Jarrod | N | MI | US | 2 | Georgia Death Race 74M 2024 (23 hours) † |
| 121394 | Blotti | Sergio | M | Ticino | CH | 1 | Madeira Island Ultra-Trail 115km 2024 (29 hours) |
| 113362 | Bloudek | Ondřej | M | Prague | CZ | 4 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 121506 | Blows | Laura | F | Devon | GB | 1 | Autumn 100M 2024 (28 hours) |
| 118496 | Blum | Markus | M | Thuringia | DE | 2 | Julian Alps Trail Run by UTMB 120km 2024 (26 hours) |
| 119112 | Blumberg | Faye | F | CO | US | 2 | Run Rabbit Run (Tortoises) 100M 2024 (38 hours) † |
| 118049 | Blythe | Joshua | M | AP | US | 2 | Hellbender 100M 2024 (40 hours) |
| 117348 | Bobowski | Andrew | M | NC | US | 2 | Umstead 100M 2024 (30 hours) |
| 108392 | Bock | John | M | WA | US | 2 | Tahoe 202M 2024 (100 hours) † |
| 121935 | Bodenhamer | Heather | F | MT | US | 1 | Crazy Mountain 100M 2024 (36 hours) † |
| 109609 | Bodle | Bradley | M | WA | US | 8 | Miwok 100km 2024 (15:30:59 hours) |
| 107519 | Bodle | Kevin | M | WA | US | 8 | Miwok 100km 2024 (15:30:59 hours) |
| 121390 | Bodor | Petar | M | Not applicable | NZ | 1 | Taupo 100km 2024 (17 hours) |
| 111250 | Boecker | Daniel | M | NRW | DE | 2 | Trail Alsace Grand Est by UTMB - Ultra-Trail des Païens 109km 2024 (21 hours) |
| 122023 | Boehnke | Karsten | M | NY | US | 1 | Black Canyon 100km 2024 (17 hours) † |
| 108138 | Boese | Todd | M | VA | US | 4 | Ultra Trail Drakensberg 100km 2024 (23 hours) |
| 121840 | Boesel | Joshua | F | New South Wales | AU | 1 | Ultra-Trail Australia by UTMB 100km 2024 (19 hours) |
| 115146 | Boeyer | Jim | M | GA | US | 2 | Cruel Jewel 106M 2024 (48 hours) † |
| 112850 | Bogod | Boris | M | Darom | IL | 4 | Trail Alsace Grand Est by UTMB - Ultra-Trail des Chevaliers 173km 2024 (40 hours) |
| 117029 | Bogus | Andrew | M | Ca | US | 2 | Angeles Crest 100M 2024 (33 hours) † |
| 117631 | Bohannon | Adam | M | CA | US | 2 | Cuyamaca 100km 2024 (17 hours) |
| 113565 | Bohdanowycz | Stefan | M | New york | US | 4 | Black Canyon 100km 2024 (17 hours) † |
| 122045 | Bohnert | Michael | M | Hamburg | DE | 1 | Trail Alsace Grand Est by UTMB - Ultra-Trail des Païens 109km 2024 (21 hours) |
| 118124 | Bohnett | Jeremy | M | TX | US | 2 | Bear, The 100M 2024 (36 hours) † |
| 113050 | Bohrer | Brian | M | CO | US | 4 | Black Canyon 100km 2024 (17 hours) † |
| 118852 | Bohrer | Sabrina | F | NH | US | 2 | HOKA Bandera 100km 2024 (17 hours) |
| 120939 | Boht | Jeremy | M | IN | US | 1 | Indiana 100M 2024 (30 hours) |
| 100981 | Boic | Dennis | M | CA | US | 1 | Tahoe Rim Trail 100M 2024 (36 hours) † |
| 106307 | Boifava | Alessandra | F | ITA | IT | 8 | Istria by UTMB 168km 2024 (46 hours) |
| 118402 | Boisaubin | Jesse | M | OR | US | 2 | Canyons by UTMB 104km 2024 (20 hours) |
| 121327 | Boisvenue | Trina | F | Ontario | CA | 1 | Javelina Jundred 100M 2024 (30 hours) † |
| 120631 | Boland | Michelle | F | MA | US | 1 | Swiss Alps 100km 2024 (28 hours) |
| 117345 | Boler | Eric | M | Minnesota | US | 2 | Superior 100M 2024 (38 hours) † |
| 114269 | Boler | James | M | Tennessee | US | 4 | Hennepin 100M 2024 (30 hours) † |
| 109949 | Boley | Brianna | F | WA | US | 4 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 122347 | Bolick | Rhett | M | North Carolina | US | 1 | Grindstone by UTMB 100M 2024 (36 hours) |
| 118250 | Bolk | Herman | M | Auckland | NZ | 2 | Tarawera by UTMB 100M 2024 (30 hours) |
| 107659 | Bolton | Ryan | M | QLD | AU | 1 | Western States 100M 2024 (30 hours) † |
| 111622 | Bolyard | Chris | M | MO | US | 4 | Vermont 100M 2024 (30 hours) |
| 122235 | Bompensa-Zimmerman | Dr. Rhonda | F | AZ | US | 1 | Sedona Canyons 125M 2024 (52 hours) |
| 121929 | Bon | Eleanor | F | CA | US | 1 | Rio Del Lago 100M 2024 (30 hours) |
| 121717 | Bon | Peter | M | Groningen | NL | 1 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 120480 | Bonacci | Samuel | M | New York | US | 1 | Twisted Branch 100km 2024 (20 hours) † |
| 106558 | Bondarev | Andrew | M | PA | US | 4 | HOKA Rocky Raccoon 100M 2024 (30 hours) |
| 115202 | Bondue | Maxime | M | Bouches du Rhone | FR | 2 | Istria by UTMB 168km 2024 (46 hours) |
| 101137 | Bondy | Brian | M | ON | CA | 2 | Cocodona 250M 2024 (125 hours) † |
| 117511 | Bonfante | Marco | M | ITALIA | IT | 2 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 110852 | Bongartz | Meghan | F | VT | US | 4 | Vermont 100M 2024 (30 hours) |
| 121494 | Boni | Jeff | M | Ohio | US | 1 | Rim to River 100M 2024 (32 hours) |
| 102908 | Bonnett-Natraj | Karen | F | CA | US | 8 | Javelina Jundred 100M 2024 (30 hours) † |
| 111440 | Booher | David | M | OH | US | 4 | Grindstone by UTMB 100km 2024 (19 hours) |
| 100657 | Booher | Lisa | F | AL | US | 2 | Hellbender 100M 2024 (40 hours) |
| 112420 | Boone | Melanie | F | CA | US | 4 | Rio Del Lago 100M 2024 (30 hours) |
| 105638 | Booth | John | M | PA | US | 32 | HOKA Bandera 100km 2024 (17 hours) |
| 113773 | Booth | Sarah | F | Oklahoma | US | 4 | Sedona Canyons 125M 2024 (52 hours) † |
| 111241 | Boots | Byron | M | OR | US | 4 | Kodiak Ultra Marathons by UTMB 100km 2024 (18 hours) |
| 122480 | Borceux | Pauline | F | N/A | BE | 1 | Tarawera by UTMB 100M 2024 (30 hours) |
| 114513 | Borden | Kevin | M | NY | US | 2 | Cruel Jewel 106M 2024 (48 hours) † |
| 112605 | Borden | Kortnee | M | Ontario | CA | 4 | Hallucination (Run Woodstock) 100M 2024 (30 hours) |
| 108129 | Borden | Timothy | M | New Mexico | US | 8 | Angeles Crest 100M 2024 (33 hours) † |
| 109655 | Bordenave | Garrett | M | CA | US | 8 | Tahoe Rim Trail 100M 2024 (36 hours) † |
| 117272 | BORDIN | WILLIAN | M | Rio Grande do Sul | BR | 2 | La Mision 160km 2024 (72 hours) |
| 111281 | Borga | Steve | M | OH | US | 4 | Mohican 100M 2024 (32 hours) |
| 118137 | Borges | Paige | F | California | US | 2 | Kodiak Ultra Marathons by UTMB 100km 2024 (18 hours) |
| 117237 | Borgialli | Riccardo | M | VB | IT | 2 | Lavaredo Ultra Trail by UTMB 120km 2024 (26 hours) |
| 112932 | Borland | Matt | M | NC | US | 4 | Pinhoti 100M 2024 (31 hours) |
| 120998 | Born | Erik | M | CO | US | 1 | Run Rabbit Run (Tortoises) 100M 2024 (38 hours) † |
| 117720 | Borne | Aurélien | M | Alpes Maritimes | FR | 2 | Swiss Alps 100M 2024 (49 hours) |
| 122459 | Boronowski | Anthony | M | Quebec | CA | 1 | Ultra-Trail Harricana 125km 2024 (26 hours) |
| 121932 | Borowik | Maria | F | CO | US | 1 | Cruel Jewel 106M 2024 (48 hours) † |
| 121167 | Borreggine | Dominick | M | Alabama | US | 1 | Kettle Moraine 100M 2024 (30 hours) † |
| 112153 | Borrevik | Kiley | M | OR | US | 4 | Oregon Cascades 100M 2024 (32:01:18 hours) † |
| 122479 | Borsuk | Mike | M | California | US | 1 | Siskiyou Out Back 100km 2024 (18 hours) † |
| 122103 | Boruk | Slava | M | Ontario | CA | 1 | Pinhoti 100M 2024 (31 hours) |
| 115742 | BOSIO | WALTER | M | ITALY | IT | 2 | Lavaredo Ultra Trail by UTMB 120km 2024 (26 hours) |
| 116894 | Bosredon | Anthony | M | Quebec | CA | 2 | Canyons by UTMB 100M 2024 (35 hours) |
| 117287 | Boston | Andrew | M | NJ | US | 2 | Tahoe Rim Trail 100M 2024 (36 hours) † |
| 122803 | Boswell | Nick | M | wA | US | 1 | Black Canyon 100km 2024 (17 hours) † |
| 121065 | Bott | Andrew | M | Florida | US | 1 | Black Canyon 100km 2024 (17 hours) † |
| 120508 | Bott | Kevin | M | AZ | US | 1 | HOKA Bandera 100km 2024 (17 hours) |
| 114850 | Bouch | Matthew | M | Western Cape | ZA | 1 | Ultra Trail Drakensberg 163km 2024 (48 hours) |
| 108053 | Boucheix | Alexandre | M | Val de Marne | FR | 8 | Kullamannen by UTMB 100M 2024 (32 hours) |
| 107779 | Bouchey | Joseph | M | NV | US | 2 | Leadville Trail 100M 2024 (30 hours) |
| 118922 | Bouck | Ken | M | BC | CA | 2 | Canadian Death Race 118km 2024 (24 hours) |
| 119160 | Bouden | Etienne | M | Vendee | FR | 1 | Trail du Saint-Jacques by UTMB 130km 2024 (28 hours) |
| 119694 | Boudreau | Jean-benoit | M | AB | CA | 1 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 122044 | Boudreaux | Rebecca | F | CO | US | 1 | Javelina Jundred 100M 2024 (30 hours) † |
| 115262 | Bougen | Scott | M | Auckland | NZ | 2 | Taupo 100km 2024 (17 hours) |
| 122091 | Bouillard | Vincent | M | Auverge-Rhône-Alpes | FR | 1 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 114950 | Boulet | Vincent | M | Quebec | CA | 2 | Quebec Mega Trail 100M 2024 (40 hours) |
| 112387 | Bouliere | Fabien | M | France | FR | 4 | Grand Raid La Reunion 162km 2024 (50 hours) |
| 122344 | Bounemoura | Abed | M | Paris | FR | 1 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 116580 | Bour | Guillaume | M | Rhône Alpes | FR | 2 | Swiss Canyon Trail 111km 2024 (24 hours) |
| 103690 | Bourassa | Denise | F | CO | US | 64 | Fat Dog 120M 2024 (48 hours) † |
| 121641 | Bourdin | nicolas | M | France | US | 1 | Courmayeur Champex Chamonix (CCC) 100km 2024 (25 hours) |
| 115375 | Bourges | Gwendal | M | Bretagne | FR | 2 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 121917 | Bourman | Paul | M | OR | US | 1 | Oregon Cascades 100M 2024 (32:01:18 hours) † |
| 117919 | Bousleiman | Salim | M | NY | US | 2 | Grindstone by UTMB 100M 2024 (36 hours) |
| 116294 | Bousquet | Michele | F | California | US | 2 | Canyons by UTMB 100M 2024 (35 hours) |
| 101905 | Boutte | Jeff | M | CA | US | 1 | Western States 100M 2024 (30 hours) † |
| 108648 | Bovaird | Ray | M | Ohio | US | 2 | Mohican 100M 2024 (32 hours) |
| 105231 | Bowden | Jeffrey | M | PA | US | 8 | Hellgate 100km 2023 (17 hours) |
| 116324 | Bowden | Sierra | F | CA | US | 2 | Oregon Cascades 100M 2024 (32:01:18 hours) † |
| 105011 | Bowden | Upton | M | MI | US | 32 | Oregon Cascades 100M 2024 (32:01:18 hours) † |
| 109990 | Bowen | Caleb | M | WV | US | 1 | Javelina Jundred 100M 2024 (30 hours) † |
| 102112 | Bowen | Chad | M | OR | US | 4 | Siskiyou Out Back 100km 2024 (18 hours) † |
| 122639 | Bowen | Gary | M | CO | US | 1 | Javelina Jundred 100M 2024 (30 hours) † |
| 114868 | Bowen | Kevin | M | Nottinghamshire | GB | 2 | North Downs Way 100M 2024 (30 hours) |
| 117025 | Bowen | Kristin | F | CA | US | 2 | HOKA Bandera 100km 2024 (17 hours) |
| 101449 | Bowen | Megan | F | MT | US | 16 | Crazy Mountain 100M 2024 (36 hours) † |
| 119764 | BOWER | NATHAN | M | Flintshire | GB | 1 | Autumn 100M 2024 (28 hours) |
| 119588 | Bowers | Donny | M | PA | US | 1 | Laurel Highlands 70.5M 2024 (20 hours) † |
| 115354 | Bowers | Jeffrey | M | Ohio | US | 2 | Burning River 100M 2024 (32 hours) |
| 121923 | Bowers | Matthew Cody | M | Tennessee | US | 1 | Grindstone by UTMB 100km 2024 (19 hours) |
| 119932 | Bowling | Alicia | F | ky | US | 1 | Canal Corridor 100M 2024 (30 hours) |
| 122864 | Bowling | Mark | M | UT | US | 1 | Kodiak Ultra Marathons by UTMB 100km 2024 (18 hours) |
| 111386 | Bowman | Jacob | M | Kentucky | US | 4 | Mohican 100M 2024 (32 hours) |
| 108593 | Bowman | Sean | M | Indiana | US | 8 | Grindstone by UTMB 100km 2024 (19 hours) |
| 115433 | Boyd | Andrew | M | Pennsylvania | US | 2 | Laurel Highlands 70.5M 2024 (20 hours) |
| 119208 | Boyd | Tyler | M | WA | US | 1 | Black Canyon 100km 2024 (17 hours) † |
| 109659 | boyer | brice | M | QC | CA | 2 | Canyons by UTMB 104km 2024 (20 hours) |
| 115804 | Boyle | Brian | M | MD | US | 2 | Grindstone by UTMB 100km 2024 (19 hours) |
| 116794 | Boyle | Courtney | F | CO | US | 2 | High Lonesome 100M 2024 (37 hours) |
| 122772 | Boyle | Joseph | M | NH | US | 1 | Grindstone by UTMB 100km 2024 (19 hours) |
| 120448 | Boyle | RJ | F | CO | US | 1 | Javelina Jundred 100M 2024 (30 hours) † |
| 110653 | Boyle | Sheila | F | MA | US | 1 | Javelina Jundred 100M 2024 (30 hours) † |
| 110553 | Boynton | Naomi | F | New Zealand | NZ | 4 | Tarawera by UTMB 100M 2024 (30 hours) |
| 119868 | Bozhilova | Lyuba | F | Oxfordshire | GB | 1 | Ultra-Trail Snowdonia by UTMB 100km 2024 (28 hours) |
| 109370 | Bozzoli | Jacopo | M | Bo | IT | 8 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 107729 | Bracy | Addie | F | CO | US | 4 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 111271 | Bradea | Benjamin | M | OR | US | 4 | Kodiak Ultra Marathons by UTMB 100km 2024 (18 hours) |
| 101844 | Bradfield | Kristin | F | NY | US | 4 | Leadville Trail 100M 2024 (30 hours) |
| 110745 | Bradley | Cat | F | CO | US | 4 | Black Canyon 100km 2024 (17 hours) † |
| 105805 | Bradley | Francis | M | GBR | GB | 2 | Arc of Attrition by UTMB 100M 2024 (36 hours) |
| 122513 | Bradley | Josh | M | Kent | GB | 1 | Lavaredo Ultra Trail by UTMB 120km 2024 (26 hours) |
| 120532 | Bradley | Peter | M | PR | PR | 1 | Umstead 100M 2024 (30 hours) |
| 123357 | Bradley | Richard | M | Co Tyrone | GB | 1 | Ultra-Trail Snowdonia by UTMB 100km 2024 (28 hours) |
| 114854 | Bradley | Tim | M | Lincolnshire | GB | 2 | Lavaredo Ultra Trail by UTMB 120km 2024 (26 hours) |
| 101146 | Bradley-Jones | David | M | GBR | GB | 8 | Autumn 100M 2024 (28 hours) |
| 120566 | Bradshaw | Stephen | M | ON | CA | 1 | Sulphur Springs 100M 2024 (30 hours) |
| 108844 | Brady | Casey | F | Utah | US | 8 | Run Rabbit Run (Tortoises) 100M 2024 (38 hours) |
| 111907 | Brady | Colin | M | Colorado | US | 4 | Crazy Mountain 100M 2024 (36 hours) † |
| 105253 | Brady | Elliot | M | BC | CA | 32 | IMTUF 100M 2024 (36 hours) † |
| 108764 | Brady | John | M | UT | US | 8 | Black Canyon 100km 2024 (17 hours) † |
| 112378 | Brady | Ryan | M | CA | US | 4 | Angeles Crest 100M 2024 (33 hours) † |
| 119869 | Braga | BRENO Silva Braga | M | RJ | BR | 1 | Paraty Brazil by UTMB 108km 2024 (26 hours) |
| 119531 | Braganza | Sherman | M | MA | US | 1 | Kodiak Ultra Marathons by UTMB 100km 2024 (18 hours) |
| 117188 | Bragg | James | M | North Carolina | US | 2 | Umstead 100M 2024 (30 hours) |
| 120919 | Bragg | Jez | M | Dorset | GB | 1 | South Downs Way 100M 2024 (30 hours) |
| 121397 | Bragiel | Mike | M | OR | US | 1 | Waldo 100km 2024 (18 hours) † |
| 121663 | Brainard | Peter | M | WA | US | 1 | Black Canyon 100km 2024 (17 hours) |
| 111970 | Braine | Gildas | M | England | GB | 4 | Ultra-Trail Snowdonia by UTMB 100km 2024 (28 hours) |
| 107599 | Braithwaite | Stephen | M | Cumbria | GB | 8 | Hardwolds 80M 2023 (24 hours) |
| 107867 | Braman | Michael | M | UT | US | 4 | HURT 100M 2024 (36 hours) † |
| 117596 | branchesi | alberto | M | CR | IT | 1 | Abbots Way 125km 2024 (28 hours) |
| 107572 | Brand | Christopher | M | NC | US | 8 | Twisted Branch 100km 2024 (20 hours) † |
| 104674 | Brand | Naomi | F | ZAF | ZA | 16 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 118474 | Brandes | Dee | F | OH | US | 2 | Hennepin 100M 2024 (30 hours) † |
| 112108 | Brandes | Peter | M | CO | US | 4 | HURT 100M 2024 (36 hours) † |
| 121109 | Brandi | Chris | M | MA | US | 1 | Vermont 100M 2024 (30 hours) |
| 110771 | Brandner | Erik | M | Minnesota | US | 8 | Javelina Jundred 100M 2024 (30 hours) † |
| 109056 | Brandt | Eric | M | MN | US | 8 | Run Rabbit Run (Tortoises) 100M 2024 (38 hours) † |
| 117311 | Brandt | Jennifer | F | Utah | US | 2 | Cuyamaca 100km 2024 (17 hours) |
| 117855 | Brandt | Tyler | M | CA | US | 2 | Miwok 100km 2024 (15:30:59 hours) |
| 108744 | Branham | Jason | M | Pennsylvania | US | 8 | Hellgate 100km 2023 (17 hours) |
| 112094 | Branham | Josh | M | CO | US | 2 | Leadville Trail 100M 2024 (30 hours) |
| 110014 | Branholm | Daniel | M | Västra Götalandsregionen | SE | 4 | Julian Alps Trail Run by UTMB 120km 2024 (26 hours) |
| 117416 | Brant | B | M | IL | US | 2 | Mohican 100M 2024 (32 hours) |
| 121449 | Brants | Bob | M | Antwerp | BE | 1 | SwissPeaks 100km 2024 (28 hours) |
| 100353 | Brashear | Bob | M | KY | US | 32 | Tunnel Hill 100M 2023 (30 hours) † |
| 120387 | Bratke | Erich | M | VA | US | 1 | Javelina Jundred 100M 2024 (30 hours) † |
| 122157 | Braun | Joscha | M | BAYERN | DE | 1 | Zugspitz 100km 2024 (25 hours) |
| 120774 | Braun | Mark | M | Oregon | US | 1 | Waldo 100km 2024 (18 hours) † |
| 100313 | Braun | Rhonda | F | NY | US | 2 | Zion 100km 2024 (19 hours) |
| 104556 | Braunlich | David | M | CO | US | 32 | Black Canyon 100km 2024 (17 hours) † |
| 119380 | Bray | Oliver | M | Maidenhead | GB | 1 | North Downs Way 100M 2024 (30 hours) |
| 115659 | Bray | Sally | F | GA | US | 2 | Georgia Death Race 74M 2024 (23 hours) † |
| 100084 | Brazier | Ian | M | GBR | GB | 8 | South Downs Way 100M 2024 (30 hours) |
| 119327 | Breakwell | Rich | M | Shropshire | GB | 1 | Ultra-Trail Snowdonia by UTMB 100km 2024 (28 hours) |
| 108420 | Breen | Verity | F | CA | US | 8 | Quicksilver 100km 2024 (17 hours) † |
| 115141 | Breezley | Jack | M | Colorado | US | 2 | Never Summer 100km 2024 (23 hours) |
| 121982 | Breitenbach | Sarah | F | CA | US | 1 | Rio Del Lago 100M 2024 (30 hours) |
| 111134 | Breitenstine | Derek | M | CT | US | 4 | Worlds End 100km 2024 (19 hours) |
| 122606 | Brenna | Stephen | M | CA | US | 1 | Quicksilver 100km 2024 (17 hours) † |
| 117449 | Brennan | James | M | VA | US | 2 | Grindstone by UTMB 100km 2024 (19 hours) |
| 121964 | Brennan | Kaysen | F | Oregon | US | 1 | Oregon Cascades 100M 2024 (32:01:18 hours) † |
| 115463 | Brennan | Paul | M | Northern Ireland | GB | 2 | Nice Côte d'Azur by UTMB 159km 2024 (48 hours) |
| 105136 | Brennwald | Alex | M | CHE | CH | 32 | Transgrancanaria 125km 2024 (28 hours) |
| 120447 | Breon | Lauren | F | Pennsylvania | US | 1 | Worlds End 100km 2024 (19 hours) |
| 118234 | Brester | Sonja | F | MT | US | 2 | Crazy Mountain 100M 2024 (36 hours) † |
| 103536 | Bretan | Jonathan | M | CA | US | 1 | Western States 100M 2024 (30 hours) † |
| 118864 | Bretelle | Manu | M | CA | US | 2 | Canyons by UTMB 100M 2024 (35 hours) |
| 119933 | Breton-Aird | Didier | M | QC | CA | 1 | Cocodona 250M 2024 (125 hours) † |
| 116386 | Brett | Jordan | M | British Columbia | CA | 2 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 119789 | Brett | Joshua | M | Victoria | AU | 1 | Ultra-Trail Australia by UTMB 100km 2024 (19 hours) |
| 105347 | Bretz | Virgil | M | WA | US | 32 | Oregon Cascades 100M 2024 (32:01:18 hours) † |
| 118531 | Bretz | Willem | M | Washington | US | 2 | Oregon Cascades 100M 2024 (32:01:18 hours) † |
| 110594 | Breuer | Reed | M | CA | US | 2 | Canyons by UTMB 104km 2024 (20 hours) |
| 116316 | Brewer | Jessie | F | CA | US | 2 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 117018 | Brewer | Joanna | F | BC | CA | 2 | Oregon Cascades 100M 2024 (32:01:18 hours) † |
| 102474 | Brewster | James | M | GBR | GB | 8 | Autumn 100M 2024 (28 hours) |
| 119232 | Brewster | Scott | M | NC | US | 1 | Umstead 100M 2024 (30 hours) |
| 105974 | Brey | Curt | M | WI | US | 2 | HOKA Bandera 100km 2024 (17 hours) |
| 101144 | Breyfogle | James | M | AZ | US | 16 | Twisted Branch 100km 2024 (20 hours) † |
| 101078 | Bricker | Jill | F | CA | US | 8 | Oregon Cascades 100M 2024 (32:01:18 hours) † |
| 116778 | Briet | Numa | M | New York | US | 2 | Kodiak Ultra Marathons by UTMB 100km 2024 (18 hours) |
| 116380 | Briggs | Greg | M | Ca | US | 2 | Rio Del Lago 100M 2024 (30 hours) |
| 113851 | briggs | jocelyn | N | Ontario | CA | 1 | Cocodona 250M 2024 (125 hours) † |
| 100915 | Briggs | Sadie | F | TX | US | 4 | HOKA Rocky Raccoon 100M 2024 (30 hours) |
| 116160 | Bright | Kathrine | F | PA | US | 2 | Rim to River 100M 2024 (32 hours) |
| 117440 | Bright | Randall | M | Arkansas | US | 2 | Arkansas Traveler 100M 2024 (30 hours) |
| 116987 | Brightbill | Kevin | M | OR | US | 2 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 108477 | brignone | alberto | M | CN | IT | 4 | Chianti Castles by UTMB 103km 2024 (22 hours) |
| 120336 | Briguglio | Peter | M | New York | US | 1 | Twisted Branch 100km 2024 (20 hours) † |
| 121318 | Brihaye | Gil | M | Brussels | BE | 1 | Val d'Aran by UTMB - Camins de Hèr 110km 2024 (26 hours) |
| 120494 | Brimmer | Jonathan | M | TX | US | 1 | HOKA Bandera 100km 2024 (17 hours) |
| 121272 | Briner | Martin | M | BL | CH | 1 | SwissPeaks 100km 2024 (28 hours) |
| 118614 | Brink | David | M | DK | DK | 2 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 117337 | brink | mason | M | CA | US | 2 | Canyons by UTMB 100M 2024 (35 hours) |
| 118950 | briot | anthony | M | bourgogne | FR | 2 | TDS (Sur les Traces des Ducs de Savoie) 147km 2024 (45:30 hours) |
| 121478 | Briot | Romain | M | France | FR | 1 | TDS (Sur les Traces des Ducs de Savoie) 147km 2024 (45:30 hours) |
| 119657 | Briotet | Isaie | M | Rhône-Alpes | FR | 1 | Endurance Trail des Templiers 105km 2024 (19 hours) |
| 122834 | Brisebois | Luke | M | Saskatchewan | CA | 1 | Lost Soul Ultra 100km 2024 (21 hours) † |
| 114146 | Bristow | Matthew | M | CA | US | 4 | Black Canyon 100km 2024 (17 hours) |
| 121897 | Brito | Christian | M | Pichincha | EC | 1 | Eiger Ultra Trail 101km 2024 (22 hours) |
| 120914 | Brits | De Villiers | M | Western Cape | ZA | 1 | Ultra Trail Drakensberg 163km 2024 (48 hours) |
| 118426 | Britt | Jonathan | M | Georgia | US | 2 | Pinhoti 100M 2024 (31 hours) |
| 102699 | Broadhurst | Chris | M | AUS | AU | 2 | Ultra-Trail Australia by UTMB 100km 2024 (19 hours) |
| 114982 | Brochu | Sebastien | M | Quebec | CA | 2 | Ultra-Trail Harricana 125km 2024 (26 hours) |
| 113005 | Brochu | Serge | M | Quebec | CA | 4 | Kodiak Ultra Marathons by UTMB 100km 2024 (18 hours) |
| 119915 | Brock | Aaron | M | MI | US | 1 | Indiana 100M 2024 (30 hours) |
| 103852 | Brock | Jason | M | UT | US | 4 | Angeles Crest 100M 2024 (33 hours) † |
| 103460 | Brock | Kenna | F | CO | US | 16 | Zion 100km 2024 (19 hours) |
| 120839 | Brockbank | Jake | M | California | US | 1 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 104768 | Brockdorf | Carmen | F | FL | US | 16 | High Lonesome 100M 2024 (37 hours) |
| 112620 | Brockman | Brian | M | Tennessee | US | 4 | Indiana 100M 2024 (30 hours) |
| 118275 | Brockman | Kevin | M | CA | US | 2 | Sedona Canyons 125M 2024 (52 hours) † |
| 120607 | Brockmann | Mitchell | M | CO | US | 1 | Leadville Trail 100M 2024 (30 hours) |
| 116818 | Bron | Eric | M | Ontario | CA | 2 | Superior 100M 2024 (38 hours) † |
| 120405 | brondeau | laurent | M | aude | US | 1 | TDS (Sur les Traces des Ducs de Savoie) 147km 2024 (45:30 hours) |
| 102747 | Bronstein | Craig | M | CA | US | 2 | Cuyamaca 100km 2024 (17 hours) |
| 122253 | Bronstein | Rhiannon | F | Montana | US | 1 | Crazy Mountain 100M 2024 (36 hours) † |
| 109728 | Brooks | Chloe | F | West Yorkshire | GB | 1 | Western States 100M 2024 (30 hours) † |
| 115322 | Brooks | Jakob | M | Ontario | CA | 2 | Quebec Mega Trail 100M 2024 (40 hours) |
| 107874 | Brooks | Jonathon | M | IL | US | 4 | HOKA Bandera 100km 2024 (17 hours) |
| 101931 | Brooks | Kevin | M | WA | US | 32 | IMTUF 100M 2024 (36 hours) † |
| 116404 | Brooks | Nicholas | M | Cheshire | GB | 2 | West Highland Way 95M 2024 (30 hours) |
| 105901 | Brooks | Robert | M | NC | US | 32 | Umstead 100M 2024 (30 hours) |
| 123101 | Brookshire | Rae | F | California | US | 1 | Miwok 100km 2024 (15:30:59 hours) |
| 123228 | Broome | Sophie | F | VIC | AU | 1 | Kosciusko by UTMB 100km 2023 (23 hours) |
| 121995 | Brophy | Erin | F | Texas | US | 1 | HOKA Bandera 100km 2024 (17 hours) |
| 116639 | Brophy | Kelly | F | CO | US | 2 | Leadville Trail 100M 2024 (30 hours) |
| 103178 | Bross | Ted | M | CO | US | 16 | Bighorn 100M 2024 (35 hours) |
| 107154 | Brosseau | Philippe | M | Québec | CA | 8 | Quebec Mega Trail 100M 2024 (40 hours) |
| 109905 | Brosseau | Sebastien | U | Vendee | FR | 2 | Endurance Trail des Templiers 105km 2024 (19 hours) |
| 110139 | Brossellier | Sebastien | M | Pays de la Loire | FR | 8 | Grand Raid des Pyrénées - Ultra 160 160km 2024 (48 hours) |
| 106718 | Brostella | Daniel | M | Panama | PA | 32 | Grindstone by UTMB 100km 2024 (19 hours) |
| 123292 | Broughel | Nancy | F | NJ | US | 1 | Vermont 100M 2024 (30 hours) |
| 123099 | Brougher | Austin | M | FL | US | 1 | Bryce 100M 2024 (36 hours) |
| 115815 | Brougher | Jackson | M | CA | US | 2 | Javelina Jundred 100M 2024 (30 hours) † |
| 103205 | Brounstein | Dan | M | CA | US | 4 | Canyons by UTMB 104km 2024 (20 hours) |
| 108098 | Brower | Deryk | M | BC | CA | 4 | Black Canyon 100km 2024 (17 hours) |
| 108724 | Brown | Alaina | F | VA | US | 8 | Rim to River 100M 2024 (32 hours) |
| 115814 | Brown | Andrew | M | OR | US | 2 | Oregon Cascades 100M 2024 (32:01:18 hours) † |
| 113161 | Brown | Anna | F | London | GB | 2 | Arc of Attrition by UTMB 100M 2024 (36 hours) |
| 123116 | Brown | Chris | M | Ontario | CA | 1 | Fat Dog 120M 2024 (48 hours) † |
| 122068 | Brown | David | M | Texas | US | 1 | Cascade Crest 100M 2024 (34 hours) |
| 106288 | Brown | David | M | AL | US | 256 | Beaverhead 100km 2024 (20 hours) |
| 108018 | Brown | Deborah | F | OR | US | 4 | Waldo 100km 2024 (18 hours) † |
| 119488 | Brown | Deborah | F | Auckland | NZ | 1 | Taupo 100km 2024 (17 hours) |
| 114312 | Brown | Edwin | M | MN | US | 4 | Georgia Death Race 74M 2024 (23 hours) † |
| 123194 | Brown | Harrison | M | CA | US | 1 | Pine to Palm 100M 2024 (34 hours) † |
| 109950 | Brown | Jeffrey | M | TX | US | 8 | San Diego 100M 2024 (32 hours) † |
| 118527 | Brown | Jessica | F | SC | US | 2 | Bigfoot 206M 2024 (100 hours) † |
| 120942 | Brown | Joe | M | NY | US | 1 | South Downs Way 100M 2024 (30 hours) |
| 115052 | Brown | Justin | M | TN | US | 2 | Leadville Trail 100M 2024 (30 hours) |
| 122175 | Brown | Kellee | F | Minnesota | US | 1 | Superior 100M 2024 (38 hours) † |
| 100132 | Brown | Kris | M | CA | US | 16 | Bear, The 100M 2024 (36 hours) † |
| 102802 | Brown | Leah | F | OR | US | 16 | Black Canyon 100km 2024 (17 hours) † |
| 117852 | Brown | Lee | M | MN | US | 2 | HOKA Rocky Raccoon 100M 2024 (30 hours) |
| 115912 | Brown | Mackenzie | M | Alberta | CA | 2 | Lost Soul Ultra 100km 2024 (21 hours) |
| 122047 | Brown | Mark | M | NSW | US | 1 | Tarawera by UTMB 100M 2024 (30 hours) |
| 113827 | Brown | Mike | M | OKLAHOMA | US | 4 | Black Canyon 100km 2024 (17 hours) † |
| 109624 | Brown | Peter | M | CA | US | 8 | Black Canyon 100km 2024 (17 hours) † |
| 113548 | Brown | Rick | M | Yukon | CA | 2 | Kodiak Ultra Marathons by UTMB 100M 2024 (35 hours) |
| 109681 | Brown | Rob | M | IL | US | 4 | Superior 100M 2024 (38 hours) † |
| 117642 | Brown | Robin | M | London | GB | 2 | Chianti Castles by UTMB 103km 2024 (22 hours) |
| 120879 | Brown | Shannon | M | WI | US | 1 | HOKA Bandera 100km 2024 (17 hours) |
| 101038 | Brown | Susan | F | AB | CA | 32 | Black Canyon 100km 2024 (17 hours) † |
| 113112 | Brown | Tom | M | West Sussex | GB | 4 | Ultra-Trail Snowdonia by UTMB 100km 2024 (28 hours) |
| 120436 | Brown | Troy | M | CA | US | 1 | Javelina Jundred 100M 2024 (30 hours) † |
| 112845 | Browne | Colleen | F | Western Cape | ZA | 4 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 103519 | Browne | Glen | M | SGP | SG | 64 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 115727 | Browne | Melissa | F | WA | US | 2 | Cascade Crest 100M 2024 (34 hours) † |
| 118399 | Browning | Jim | M | Minnesota | US | 2 | Hennepin 100M 2024 (30 hours) |
| 115144 | Brownlee | Holly | F | North Yorkshire | GB | 2 | Bighorn 100M 2024 (35 hours) |
| 123022 | Brownlee | Richard | M | CA | US | 1 | San Diego 100M 2024 (32 hours) † |
| 123198 | Brownlee | Trevor | M | Or | US | 1 | Oregon Cascades 100M 2024 (32:01:18 hours) † |
| 117444 | Brownrigg | David | M | MI | US | 2 | Cocodona 250M 2024 (125 hours) † |
| 103028 | Broyer | Paul | M | CA | US | 2 | Quicksilver 100km 2024 (17 hours) † |
| 103131 | Bruce | Chad | M | CA | US | 4 | Cocodona 250M 2024 (125 hours) † |
| 117325 | Bruce | Kerry | F | OR | US | 2 | Javelina Jundred 100M 2024 (30 hours) † |
| 122615 | Bruel | julien | M | 73700 | FR | 1 | SwissPeaks 170km 2024 (58 hours) |
| 107139 | Bruins | Robyn | F | 2 | Ultra-Trail Australia by UTMB 100km 2024 (19 hours) | ||
| 121996 | Brunel | Guillaume | M | Quebec | CA | 1 | Ultra-Trail Harricana 125km 2024 (26 hours) |
| 117353 | Bruness | Christian | M | Bayern | DE | 2 | Mozart by UTMB 108km 2024 (22 hours) |
| 120284 | Bruni | Giuseppe | M | Lincolnshire | GB | 1 | Lakeland 100M 2024 (40 hours) |
| 109952 | Brunner | Juergen | M | Austria | AT | 4 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 121417 | Brunner | Kyle | M | AB | CA | 1 | Canadian Death Race 118km 2024 (24 hours) |
| 104654 | Brunner | Radek | M | CZE | CZ | 8 | Krakonosova Stovka 100km 2024 (22 hours) |
| 123047 | Brunning | Jonathan | M | Alberta | CA | 1 | Lost Soul Ultra 100km 2024 (21 hours) † |
| 101630 | Bruno | Benjamin | M | ID | US | 16 | IMTUF 100M 2024 (36 hours) † |
| 105296 | Bruno | Christopher | M | MD | US | 32 | Tahoe Rim Trail 100M 2024 (36 hours) † |
| 103975 | Bruno | John | M | SC | US | 1 | Western States 100M 2024 (30 hours) † |
| 113679 | Bruno | Stacie | F | MT | US | 2 | Crazy Mountain 100M 2024 (36 hours) † |
| 120613 | Brunson | Zachary | M | SOUTH CAROLINA | US | 1 | Umstead 100M 2024 (30 hours) |
| 109651 | Brunton | Danny | M | Driffield | GB | 4 | Lakeland 100M 2024 (40 hours) |
| 109352 | Brunton | David | M | Lancs | GB | 8 | Lakeland 100M 2024 (40 hours) |
| 122948 | Brush | Drew | M | Ohio | US | 1 | Burning River 100M 2024 (32 hours) |
| 121444 | Brust | Colin | M | Montana | US | 1 | Beaverhead 100km 2024 (20 hours) |
| 108972 | Bruun-Jensen | Jacob | M | Nevada | US | 8 | Kodiak Ultra Marathons by UTMB 100km 2024 (18 hours) |
| 119680 | Bruzek | Scott | M | MN | US | 1 | Javelina Jundred 100M 2024 (30 hours) † |
| 104465 | Bryan | Joey | M | CA | US | 4 | San Diego 100M 2024 (32 hours) † |
| 119044 | Bryant | Jub | M | Otago | NZ | 2 | Courmayeur Champex Chamonix (CCC) 100km 2024 (25 hours) |
| 101649 | Bryant | Patty | F | CA | US | 16 | Canyons by UTMB 104km 2024 (20 hours) |
| 121933 | Brydon | Patrick | M | North Carolina | US | 1 | Umstead 100M 2024 (30 hours) |
| 107429 | Bubany | Shawn | M | New York | US | 8 | Cruel Jewel 106M 2024 (48 hours) † |
| 112659 | Bubri | Domenic | M | Colorado | US | 4 | Tahoe 202M 2024 (100 hours) † |
| 108052 | Bucci | Daniel | M | WA | US | 4 | Cascade Crest 100M 2024 (34 hours) † |
| 100104 | Buchan | Alexander | M | AUS | AU | 4 | Guzzler Ultra 100km 2024 (24 hours) |
| 110111 | Buchan | Scott | M | Il | US | 8 | Brazos Bend 100M 2024 (32 hours) † |
| 100600 | Buchanan | Youa | F | CA | US | 2 | Hennepin 100M 2024 (30 hours) † |
| 123323 | Buchas | Maria de Fátima | F | Évora | PT | 1 | Quebec Mega Trail 110km 2024 (22 hours) |
| 115747 | Buchholtz | Amanda | F | Colorado | US | 2 | Kodiak Ultra Marathons by UTMB 100km 2024 (18 hours) |
| 120943 | Buchli | Philipp | M | Zurich | CH | 1 | Eiger Ultra Trail 250km 2024 (90 hours) |
| 119762 | Buchli | Stephanie | F | Zurich | CH | 1 | Eiger Ultra Trail 250km 2024 (90 hours) |
| 116027 | Buchman | Elizabeth | F | OH | US | 2 | Mountain Lakes 100M 2024 (30 hours) † |
| 103401 | Buchs | Mario | M | AUS | AU | 32 | Taupo 100km 2024 (17 hours) |
| 105077 | Bucklin | Benjamin | M | WA | US | 32 | Hardrock 100M 2024 (48 hours) † |
| 122912 | Buckmaster | Matthew | M | California | US | 1 | Rio Del Lago 100M 2024 (30 hours) |
| 122836 | Bucknell | Nikita | F | NSW | AU | 1 | Ultra-Trail Australia by UTMB 100km 2024 (19 hours) |
| 121785 | Budde | Ben | M | CA | US | 1 | Quicksilver 100km 2024 (17 hours) † |
| 115597 | Budde | Gary | M | TN | US | 2 | Georgia Death Race 74M 2024 (23 hours) † |
| 102609 | Budzyn | Nicholas | M | CA | US | 8 | Waldo 100km 2024 (18 hours) |
| 120748 | Bueche | Gregory | M | Wa | US | 1 | Mountain Lakes 100M 2024 (30 hours) † |
| 121149 | Buettner | Luke | M | Sk | CA | 1 | Canadian Death Race 118km 2024 (24 hours) |
| 121740 | Bugajska | Agnieszka | F | Greater London | GB | 1 | Nice Côte d'Azur by UTMB 107km 2024 (28 hours) |
| 101797 | Buhler | Kent | M | NC | US | 1 | Cruel Jewel 106M 2024 (48 hours) † |
| 103632 | Buisson | Julien | M | FRA | FR | 2 | Lavaredo Ultra Trail by UTMB 120km 2024 (26 hours) |
| 100932 | Bujer | Ken | M | CA | US | 64 | Crazy Mountain 100M 2024 (36 hours) † |
| 107832 | Bukszpan | Amy | F | Florida | US | 2 | Cocodona 250M 2024 (125 hours) † |
| 122507 | Bulcroft | Wayne | M | England | GB | 1 | Lakeland 100M 2024 (40 hours) |
| 107198 | Buley | Mark | M | Gloucestershire | GB | 4 | Thames Path 100M 2024 (28 hours) |
| 118128 | Bulger | Jason | M | CO | US | 2 | Twisted Branch 100km 2024 (20 hours) † |
| 112039 | Bull | Jason | M | CO | US | 4 | Bighorn 100M 2024 (35 hours) |
| 122747 | Bullard | Justin | M | PA | US | 1 | Worlds End 100km 2024 (19 hours) |
| 121511 | Bullard | Susan | F | Wyoming | US | 1 | Superior 100M 2024 (38 hours) † |
| 111230 | Bultemeier | Ryan | M | IN | US | 4 | Kettle Moraine 100M 2024 (30 hours) † |
| 120303 | Bumbalough | Andrew | M | OR | US | 1 | Black Canyon 100km 2024 (17 hours) † |
| 105858 | Burakian | Eli | M | VT | US | 1 | Western States 100M 2024 (30 hours) † |
| 119509 | Buratto | Roberto | M | Torino | IT | 1 | Gran Trail Courmayeur 100km 2024 (28 hours) |
| 121794 | Burbidge | Simon | M | Western Australia | AU | 1 | South Downs Way 100M 2024 (30 hours) |
| 107521 | Burch | Greg | M | DE | US | 2 | Canal Corridor 100M 2024 (30 hours) |
| 108936 | Burch | Ryan | M | CO | US | 4 | Never Summer 100km 2024 (23 hours) † |
| 123108 | Burdette | Jon | M | CO | US | 1 | Run Rabbit Run (Tortoises) 100M 2024 (38 hours) † |
| 122732 | Burdge | Hayden | M | ID | US | 1 | Javelina Jundred 100M 2024 (30 hours) † |
| 121788 | Burdulia | Alexander | M | New Jersey | US | 1 | Hong Kong 100K 100km 2024 (23 hours) |
| 122372 | Burdzy | Marcin | M | NY | US | 1 | Worlds End 100km 2024 (19 hours) |
| 122477 | Bureau-Oxton | Chloe | F | ZH | CH | 1 | Swiss Canyon Trail 111km 2024 (24 hours) |
| 117780 | Burford | John | M | Canada | CA | 2 | Ultra-Trail Snowdonia by UTMB 165km 2024 (50 hours) |
| 111099 | Burger | Schalk | M | Gauteng | ZA | 4 | Ultra Trail Drakensberg 100km 2024 (23 hours) |
| 104103 | Burgess | Brady | M | CA | US | 32 | Hardrock 100M 2024 (48 hours) † |
| 108330 | Burgo | Rebecca | F | NY | US | 8 | Twisted Branch 100km 2024 (20 hours) † |
| 122956 | Burgy | Maxime | M | Alsace | FR | 1 | Trail Alsace Grand Est by UTMB - Ultra-Trail des Païens 109km 2024 (21 hours) |
| 120630 | Burke | Adam | M | AZ | US | 1 | Javelina Jundred 100M 2024 (30 hours) |
| 100568 | Burke | Brian | M | MA | US | 8 | Arkansas Traveler 100M 2024 (30 hours) |
| 101892 | Burke | Michael | M | GBR | GB | 2 | South Downs Way 100M 2024 (30 hours) |
| 109162 | burke | shaun | M | colorado | US | 8 | IMTUF 100M 2024 (36 hours) † |
| 107886 | Burke | Tyler | M | California | US | 2 | Angeles Crest 100M 2024 (33 hours) † |
| 103297 | Burkett | Zachary | M | CA | US | 8 | Rio Del Lago 100M 2024 (30 hours) |
| 122393 | Burkhart | James | M | TN | US | 1 | No Business 100M 2024 (34 hours) |
| 122878 | Burki | Emaad | M | MD | US | 1 | Javelina Jundred 100M 2024 (30 hours) † |
| 120530 | Burklow | Brianna | F | Kentucky | US | 1 | Tunnel Hill 100M 2023 (30 hours) † |
| 122781 | Burleson | Travis | M | CA | US | 1 | Angeles Crest 100M 2024 (33 hours) |
| 115818 | Burmey | Nick | M | Manitoba | CA | 2 | Sulphur Springs 100M 2024 (30 hours) |
| 110637 | Burnett | Jimmy | M | Arizona | US | 8 | Black Canyon 100km 2024 (17 hours) † |
| 122315 | Burney | Emily | F | UT | US | 1 | Javelina Jundred 100M 2024 (30 hours) |
| 121563 | Burnham | Clay | M | ID | US | 1 | Javelina Jundred 100M 2024 (30 hours) † |
| 121161 | Burnham | Tyler | M | TN | US | 1 | Javelina Jundred 100M 2024 (30 hours) † |
| 117392 | Burns | Geoffrey | M | Colorado | US | 2 | Never Summer 100km 2024 (23 hours) † |
| 102977 | Burns | Joshua | M | VT | US | 4 | Vermont 100M 2024 (30 hours) |
| 121947 | Burns | Kyle | M | MA | US | 1 | Grindstone by UTMB 100km 2024 (19 hours) |
| 110936 | Burpo | Kevin | M | TX | US | 4 | HOKA Bandera 100km 2024 (17 hours) |
| 115343 | Burrer | Lukas | M | GA | US | 2 | Georgia Death Race 74M 2024 (23 hours) † |
| 111825 | Burris | Kristin | F | British Columbia | CA | 4 | Beaverhead 100km 2024 (20 hours) |
| 110031 | Burris | Lester | M | Indiana | US | 8 | Mohican 100M 2024 (32 hours) |
| 113467 | Burrow | Trey | M | Texas | US | 2 | Bigfoot 206M 2024 (100 hours) † |
| 109826 | Burrows | Matt | M | Alberta | CA | 8 | Black Canyon 100km 2024 (17 hours) † |
| 111209 | Burrows | Reid | M | ON | CA | 4 | Black Canyon 100km 2024 (17 hours) † |
| 122424 | Burt | Sam | M | AZ | US | 1 | Black Canyon 100km 2024 (17 hours) † |
| 121138 | Burton | Andrew | M | Ontario | CA | 1 | Sulphur Springs 100km 2024 (18 hours) |
| 100006 | Burton | Brian | M | WA | US | 8 | Tahoe 202M 2024 (100 hours) † |
| 116771 | Busada | Michael | M | PA | US | 1 | Western States 100M 2024 (30 hours) † |
| 121559 | Busby | Spencer | M | Arizona | US | 1 | Black Canyon 100km 2024 (17 hours) † |
| 107140 | Buse | Christie | F | 2 | Never Summer 100km 2024 (23 hours) † | ||
| 105735 | Buse | David | M | CA | US | 1 | Arkansas Traveler 100M 2024 (30 hours) |
| 102471 | Buse | Timothy | M | CO | US | 4 | Never Summer 100km 2024 (23 hours) † |
| 121122 | Bush | Jacob | M | NC | US | 1 | Umstead 100M 2024 (30 hours) |
| 118188 | Busolini | Adrian | M | Hertfordshire | GB | 2 | Ultra-Trail Snowdonia by UTMB 165km 2024 (50 hours) |
| 113378 | Buss | Armin | M | Hessen | DE | 2 | Trail Alsace Grand Est by UTMB - Ultra-Trail des Chevaliers 173km 2024 (40 hours) |
| 120208 | Buss | Matthew | M | Oregon | US | 1 | Oregon Cascades 100M 2024 (32:01:18 hours) † |
| 110850 | Bussey | Patrick | M | Alabama | US | 4 | No Business 100M 2024 (34 hours) |
| 120681 | Bustamante | Carlos | M | TX | US | 1 | Brazos Bend 100M 2024 (32 hours) † |
| 110123 | Bustos | Andrew | M | Alabama | US | 2 | Pinhoti 100M 2024 (31 hours) |
| 117457 | Butcher | Kate | F | British Columbia | CA | 2 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 101135 | Butkeviciute | Ausra | F | IL | US | 2 | No Business 100M 2024 (34 hours) |
| 118620 | Butkiewicz | Timothy | M | MI | US | 2 | Black Canyon 100km 2024 (17 hours) |
| 113113 | Butler | Aaron | M | KY | US | 4 | No Business 100M 2024 (34 hours) |
| 113090 | Butler | Dakota | M | DC | US | 2 | Miwok 100km 2024 (15:30:59 hours) |
| 120616 | Butler | Drew | M | AL | US | 1 | Arkansas Traveler 100M 2024 (30 hours) |
| 115455 | Butler | Mark | M | OH | US | 2 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 111633 | Butler | Sean | M | NC | US | 2 | Hellgate 100km 2023 (17 hours) |
| 120634 | Butler | Shane | M | California | US | 1 | Nice Côte d'Azur by UTMB 159km 2024 (48 hours) |
| 121037 | BUTROT | Etienne | M | France | FR | 1 | Endurance Trail des Templiers 105km 2024 (19 hours) |
| 121912 | Butson | Adam | M | Alberta | CA | 1 | Canadian Death Race 118km 2024 (24 hours) |
| 116621 | Butt | Helen | F | Ontario | CA | 2 | Sulphur Springs 100km 2024 (18 hours) |
| 100996 | Buttar | Rene | M | BC | CA | 32 | Canadian Death Race 118km 2024 (24 hours) |
| 122745 | Butterfield | Call | M | UT | US | 1 | Bighorn 100M 2024 (35 hours) |
| 107928 | Buurma | Nicole | F | WA | US | 8 | Javelina Jundred 100M 2024 (30 hours) † |
| 122352 | Buvala | Jason | M | MN | US | 1 | Kodiak Ultra Marathons by UTMB 100M 2024 (35 hours) |
| 101755 | Buysse | Shane | M | CA | US | 2 | San Diego 100M 2024 (32 hours) † |
| 100866 | Buzansky | John | M | PA | US | 16 | Hennepin 100M 2024 (30 hours) † |
| 109315 | Buzko | Yaroslav | M | CA | US | 8 | Canyons by UTMB 104km 2024 (20 hours) |
| 108054 | buzzeo | lisa | F | az | US | 4 | Rio Del Lago 100M 2024 (30 hours) |
| 122405 | Byanjankar | Ramesh | M | Bagmati | US | 1 | Grindstone by UTMB 100km 2024 (19 hours) |
| 117898 | Bygdell | Johanna | F | Västernorrland | SE | 2 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 105158 | Byrd | Jared | M | MD | US | 1 | Western States 100M 2024 (30 hours) † |
| 115303 | Byrne | Mark | M | Cheshire | GB | 2 | Lakeland 100M 2024 (40 hours) |
| 100170 | Byrne | Tommy | M | WI | US | 64 | Kettle Moraine 100M 2024 (30 hours) † |
| 115993 | Byrnes | David | M | AZ | US | 2 | Cruel Jewel 106M 2024 (48 hours) † |
| 103489 | Caballero | Rosendo | M | AZ | US | 2 | Black Canyon 100km 2024 (17 hours) † |
| 109874 | Cabanas | Lynnard | M | CA | US | 4 | Quicksilver 100km 2024 (17 hours) † |
| 119739 | Cabaret | Yann | M | Western Australia | AU | 1 | Tarawera by UTMB 102km 2024 (17 hours) |
| 110166 | Cabbage | Matthew | M | TN | US | 8 | Grindstone by UTMB 100M 2024 (36 hours) |
| 117172 | CABRIOLU | GIAN FRANCO | M | ITALIA | IT | 2 | SwissPeaks 170km 2024 (58 hours) |
| 120601 | Cacciatore | Brad | M | Ca | US | 1 | Black Canyon 100km 2024 (17 hours) † |
| 108988 | Cadieux | Matthew | M | MA | US | 8 | IMTUF 100M 2024 (36 hours) † |
| 102577 | Caffrey | Andrew | M | NY | US | 8 | Twisted Branch 100km 2024 (20 hours) † |
| 121152 | Cagle | Ken | M | ca | US | 1 | Cuyamaca 100km 2024 (17 hours) |
| 115231 | Cahill | Michael | M | Queensland | AU | 2 | Kosciusko by UTMB 100M 2023 (36 hours) |
| 112352 | Cai | Charles | M | CA | US | 4 | Mountain Lakes 100M 2024 (30 hours) † |
| 105713 | Cai | Hong | M | CHN | CN | 4 | Ninghai Ultra Trail 109km 2024 (24 hours) |
| 119767 | Cai | Xiaoli | F | WA | US | 1 | TDS (Sur les Traces des Ducs de Savoie) 147km 2024 (45:30 hours) |
| 120578 | Cai | Zhiyuan | M | ON | CA | 1 | Sulphur Springs 100M 2024 (30 hours) |
| 121291 | Caird | Jeremy | M | Colorado | US | 1 | Tarawera by UTMB 102km 2024 (17 hours) |
| 120866 | Caird | Renee | F | CO | US | 1 | Tarawera by UTMB 102km 2024 (17 hours) |
| 116934 | Caissie | Josette | F | CA | US | 2 | Cuyamaca 100km 2024 (17 hours) |
| 120628 | Calcutt | Brian | M | California | US | 1 | Canyons by UTMB 100M 2024 (35 hours) |
| 104237 | Caldecourt | Peter | M | WI | US | 16 | Hennepin 100M 2024 (30 hours) † |
| 110946 | Calderoni | Stefano | M | Lombardia | IT | 2 | Lavaredo Ultra Trail by UTMB 120km 2024 (26 hours) |
| 122300 | Caldwell | Sophie | F | Victoria | AU | 1 | Surf Coast Century 100km 2024 (16 hours) |
| 104714 | Calimano | Chris | M | NY | US | 1 | Western States 100M 2024 (30 hours) † |
| 110675 | Calitz | Pieter | M | Western Cape | ZA | 8 | Ultra-Trail Cape Town 100km 2023 (21 hours) |
| 117690 | Callahan | Aidan | M | California | US | 2 | Quicksilver 100km 2024 (17 hours) † |
| 101854 | Callahan | Bob | M | CA | US | 2 | Kettle Moraine 100M 2024 (30 hours) † |
| 117532 | Callahan | Brandon | M | La | US | 2 | Georgia Death Race 74M 2024 (23 hours) † |
| 121683 | Callahan | Conor | M | Utah | US | 1 | Black Canyon 100km 2024 (17 hours) † |
| 120170 | Callaway | Ben | M | AL | US | 1 | No Business 100M 2024 (34 hours) |
| 112793 | Callaway | Gabe | M | OR | US | 4 | Moab 238M 2024 (108 hours) † |
| 111596 | Calvert | Howard | M | Hampshire | GB | 4 | Transgrancanaria 125km 2024 (28 hours) |
| 104010 | Calzetta | Christopher | M | CA | US | 16 | Cruel Jewel 106M 2024 (48 hours) † |
| 107308 | CAMARA | CAS | M | CA | US | 2 | Long Haul 100M 2024 (30 hours) † |
| 123001 | Cameron | Amy | F | CA | US | 1 | Black Canyon 100km 2024 (17 hours) † |
| 121209 | Cameron | Anna | F | NSW | AU | 1 | Kosciusko by UTMB 100km 2023 (23 hours) |
| 111598 | Cameron | Ben | M | Wairarapa | NZ | 2 | TDS (Sur les Traces des Ducs de Savoie) 147km 2024 (45:30 hours) |
| 103370 | Cameron | Emilia | F | WI | US | 8 | Tahoe 202M 2024 (100 hours) † |
| 112261 | Cameron | Kyle | M | AZ | US | 4 | Javelina Jundred 100M 2024 (30 hours) † |
| 122086 | Cameron | Paul | M | Pa | US | 1 | Javelina Jundred 100M 2024 (30 hours) |
| 116861 | Caminiti | Alexandra | F | Georgia | US | 2 | Grindstone by UTMB 100km 2024 (19 hours) |
| 102212 | Campa | Matjaz | M | SVN | SI | 128 | TDS (Sur les Traces des Ducs de Savoie) 147km 2024 (45:30 hours) |
| 103631 | Campanella | Cassy | F | GA | US | 4 | Tahoe Rim Trail 100M 2024 (36 hours) † |
| 111612 | Campanella | Jennifer | F | New York | US | 2 | Twisted Branch 100km 2024 (20 hours) † |
| 120490 | Campbell | Alex | M | SC | US | 1 | No Business 100M 2024 (34 hours) |
| 121551 | Campbell | Brenda | F | Indiana | US | 1 | Sedona Canyons 125M 2024 (52 hours) † |
| 105223 | Campbell | Bryan | M | IN | US | 1 | Indiana 100M 2024 (30 hours) |
| 122160 | Campbell | Bryan | M | Tn | US | 1 | Leadville Trail 100M 2024 (30 hours) |
| 101898 | Campbell | Dan | M | MT | US | 64 | Beaverhead 100km 2024 (20 hours) |
| 115302 | Campbell | David | M | TAS | AU | 2 | Guzzler Ultra 100km 2024 (24 hours) |
| 108269 | Campbell | Jackie | F | Pennsylvania | US | 2 | Canadian Death Race 118km 2024 (24 hours) |
| 121829 | CAMPBELL | JAMES | M | Bc | CA | 1 | Canadian Death Race 118km 2024 (24 hours) |
| 120282 | Campbell | Jared | M | Alberta | CA | 1 | Canadian Death Race 118km 2024 (24 hours) |
| 123200 | Campbell | Jennifer | F | ID | US | 1 | Beaverhead 100km 2024 (20 hours) |
| 120821 | Campbell | John | M | Scotland | GB | 1 | Autumn 100M 2024 (28 hours) |
| 121739 | Campbell | John | M | BC | CA | 1 | Canyons by UTMB 104km 2024 (20 hours) |
| 102816 | Campbell | Kevin | M | TN | US | 32 | Indiana 100M 2024 (30 hours) |
| 104124 | Campbell | Matt | M | WA | US | 8 | Hardrock 100M 2024 (48 hours) † |
| 103983 | Campbell | Neil | M | OR | US | 32 | Waldo 100km 2024 (18 hours) |
| 106729 | Campbell | Stephanie | F | OH | US | 8 | Canal Corridor 100M 2024 (30 hours) |
| 112393 | Campbell | Stephen | M | AR | US | 4 | Arkansas Traveler 100M 2024 (30 hours) |
| 111754 | Campbell | Steven | M | VA | US | 4 | Hellgate 100km 2023 (17 hours) |
| 106568 | Campos | Alberto | M | Michoacan | MX | 8 | Kodiak Ultra Marathons by UTMB 100M 2024 (35 hours) |
| 121623 | Campos | Carlos | M | CA | US | 1 | Miwok 100km 2024 (15:30:59 hours) |
| 118746 | Campos | Rowell | M | La Union | PH | 2 | TransLantau Ultra Trail by UTMB 100km 2023 (28 hours) |
| 115736 | Campos | Roy | M | WI | US | 2 | Kettle Moraine 100M 2024 (30 hours) † |
| 115840 | Candelaria | Carlos | M | NC | US | 2 | Umstead 100M 2024 (30 hours) |
| 122526 | Canedo | Guillermo | M | New Mexico | US | 1 | High Lonesome 100M 2024 (37 hours) |
| 110719 | Canessa | Alberto | M | Italia | IT | 8 | Endurance Trail des Templiers 105km 2024 (19 hours) |
| 101534 | Canfield | Meghan | F | OR | US | 4 | Tarawera by UTMB 102km 2024 (17 hours) |
| 121808 | Canham | Christian | M | WA | US | 1 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 100972 | Cannaday | Kevin | M | CO | US | 1 | Western States 100M 2024 (30 hours) † |
| 115510 | Canner | Samuel | M | MD | US | 2 | Umstead 100M 2024 (30 hours) |
| 114256 | Canning | Joshua | M | AZ | US | 4 | Cocodona 250M 2024 (125 hours) † |
| 119691 | Cannnings | Jessica | F | NSW | AU | 1 | Ultra-Trail Australia by UTMB 100km 2024 (19 hours) |
| 121442 | Cantero Cuesta | Javier | M | Madrid | ES | 1 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 104358 | Cantrell | Matt | M | IN | US | 16 | Moab 238M 2024 (108 hours) † |
| 100368 | Canty | Liz | F | AL | US | 8 | High Lonesome 100M 2024 (37 hours) |
| 115546 | Cao | Bofei | M | Ontario | CA | 2 | Canyons by UTMB 100M 2024 (35 hours) |
| 118435 | Capecchi | William | M | WI | US | 2 | Worlds End 100km 2024 (19 hours) |
| 123297 | Capelle | Francois Xavier | M | Île de France | FR | 1 | Nice Côte d'Azur by UTMB 107km 2024 (28 hours) |
| 105795 | Capili | Aleksis | M | PHL | PH | 2 | Pulag Trail 136km 2024 (40 hours) |
| 115151 | Capili | Harry | M | Agusan Del Sur | PH | 2 | Hardcore Hundred 100M 2024 (44 hours) |
| 120315 | Capitoni | Cinzia | F | Lazio | IT | 1 | Tuscany Crossing 103km 2024 (21 hours) |
| 120338 | Capling | Denny | F | MI | US | 1 | Hennepin 100M 2024 (30 hours) † |
| 121714 | Capron | Bruno | M | Rio de Janeiro | BR | 1 | La Mision 160km 2024 (72 hours) |
| 118262 | Carboni jr | Sirlesio | M | Rio Grande do Sul | BR | 2 | Ultra-Trail Snowdonia by UTMB 100km 2024 (28 hours) |
| 107895 | Carbonnel | Fabien | M | Isere | FR | 1 | Courmayeur Champex Chamonix (CCC) 100km 2024 (25 hours) |
| 104014 | Cardenas | Adam | M | Lima | PE | 32 | Siskiyou Out Back 100km 2024 (18 hours) † |
| 112532 | Cardenas | Jose | M | Virginia | US | 4 | Massanutten 100M 2024 (36 hours) † |
| 109118 | Cardin | Elliot | M | Quebec | CA | 4 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 105975 | Caren | Neal | M | NC | US | 16 | Massanutten 100M 2024 (36 hours) † |
| 121540 | Carey | David | M | CT | US | 1 | Twisted Branch 100km 2024 (20 hours) |
| 114829 | Carey | Mark | M | ON | CA | 2 | Sulphur Springs 100km 2024 (18 hours) |
| 107450 | Carl | Samantha | F | WA | US | 4 | Mountain Lakes 100M 2024 (30 hours) † |
| 113111 | Carlevaro | Eugenio | N | PR | IT | 4 | Salomon Ultra-Trail Hungary 112km 2024 (20 hours) |
| 119438 | Carlson | Ethan | M | CA | US | 1 | Run Rabbit Run (Tortoises) 100M 2024 (38 hours) † |
| 116182 | Carminati | Daniele | M | Italy | IT | 2 | Madeira Island Ultra-Trail 115km 2024 (29 hours) |
| 107479 | Caro | Frank | M | California | US | 2 | Quicksilver 100km 2024 (17 hours) |
| 121286 | Caron | Joshua | M | MA | US | 1 | No Business 100M 2024 (34 hours) |
| 120012 | Carr | Dustin | M | PA | US | 1 | HOKA Bandera 100km 2024 (17 hours) |
| 122353 | Carr | Jordan | M | CA | US | 1 | Sean O'Brien 100km 2024 (16 hours) † |
| 100971 | Carr | Michael | M | ON | CA | 4 | Moab 238M 2024 (108 hours) † |
| 113816 | Carr | Taylor | M | OR | US | 4 | Oregon Cascades 100M 2024 (32:01:18 hours) † |
| 121819 | CARRANZA | MIGUELITO | M | Benguet | PH | 1 | Hardcore Hundred 100M 2024 (44 hours) |
| 113412 | Carreon | Miguel | M | NE | US | 1 | Kodiak Ultra Marathons by UTMB 100M 2024 (35 hours) |
| 101074 | Carrera M | Carlos | M | GTM | GT | 2 | Penyagolosa 106km 2024 (26 hours) |
| 122000 | Carretero | Abel | M | Lleida | ES | 1 | Transgrancanaria 125km 2024 (28 hours) |
| 120965 | Carrier | Whitney | F | Illinois | US | 1 | Long Haul 100M 2024 (30 hours) † |
| 106102 | Carroll | Anne | F | FL | US | 32 | Long Haul 100M 2024 (30 hours) † |
| 101307 | Carroll | Donal | M | NY | US | 2 | Quicksilver 100km 2024 (17 hours) † |
| 112251 | Carroll | Joe | M | OR | US | 4 | Waldo 100km 2024 (18 hours) † |
| 117861 | Carroll | Megan | F | CA | US | 1 | Western States 100M 2024 (30 hours) † |
| 111838 | Carroll | Ryan | M | Massachusetts | US | 4 | Twisted Branch 100km 2024 (20 hours) † |
| 121524 | Carroll | Sam | M | Arizona | US | 1 | Sedona Canyons 125M 2024 (52 hours) † |
| 100805 | Carroll | Tom | M | IL | US | 16 | Indiana 100M 2024 (30 hours) |
| 121118 | Cars | Mikael | M | CA | US | 1 | Cocodona 250M 2024 (125 hours) † |
| 115868 | Carsky | Katie | F | NY | US | 2 | HOKA Rocky Raccoon 100M 2024 (30 hours) |
| 116993 | Carson | Gregory | M | BC | CA | 2 | Black Canyon 100km 2024 (17 hours) † |
| 112445 | Carson | Kevin | M | CO | US | 4 | Moab 238M 2024 (108 hours) † |
| 112368 | Cartailler | Mathias | M | Surrey | FR | 2 | Lavaredo Ultra Trail by UTMB 120km 2024 (26 hours) |
| 112001 | Cartaya | Erin | F | CA | US | 2 | Wasatch Front 100M 2024 (36 hours) |
| 123018 | Carter | Adam | M | NSW | AU | 1 | Surf Coast Century 100km 2024 (16 hours) |
| 111334 | Carter | Andrea | F | Kansas | US | 2 | High Lonesome 100M 2024 (37 hours) |
| 120574 | carter | caleb | M | CO | US | 1 | Leadville Trail 100M 2024 (30 hours) |
| 101213 | Carter | Colton | M | CA | US | 16 | Sean O'Brien 100km 2024 (16 hours) † |
| 102080 | Carter | Deron | M | OR | US | 64 | Crazy Mountain 100M 2024 (36 hours) † |
| 120552 | Carter | Frances | F | Ga | US | 1 | Arkansas Traveler 100M 2024 (30 hours) |
| 100617 | Carter | Jonathan | M | CA | US | 16 | Cascade Crest 100M 2024 (34 hours) † |
| 120759 | Carter | Kyle | M | Arizona | US | 1 | Cocodona 250M 2024 (125 hours) † |
| 119469 | Carter | Mark | M | VA | US | 1 | Grindstone by UTMB 100M 2024 (36 hours) |
| 121047 | Carter | Robert | M | WI | US | 1 | Kettle Moraine 100M 2024 (30 hours) † |
| 121384 | Carter | Robin | M | Derbyshire | GB | 1 | Lakeland 100M 2024 (40 hours) |
| 104195 | Carter (Heuser) | Emily | F | NC | US | 16 | HOKA Bandera 100km 2024 (17 hours) |
| 110072 | Cartier | Nathan | M | CA | US | 4 | Angeles Crest 100M 2024 (33 hours) † |
| 116112 | Cartwright | Jack | M | Colorado | US | 2 | Run Rabbit Run (Hares) 100M 2024 (38 hours) † |
| 117057 | Carvajal | Enrique Alex | M | Mexico | MX | 2 | Kodiak Ultra Marathons by UTMB 100km 2024 (18 hours) |
| 123226 | Carvalho Darrigrand | Roger Mark | M | Minas Gerais | BR | 1 | Paraty Brazil by UTMB 108km 2024 (26 hours) |
| 111340 | Carver | David | M | TN | US | 4 | Black Canyon 100km 2024 (17 hours) † |
| 123163 | Casanova | Vincent | M | Singapore | FR | 1 | Ultra-Trail Australia by UTMB 100km 2024 (19 hours) |
| 105413 | Casasola | Alessandro | M | ITA | IT | 2 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 120426 | Cascino | Katie | F | CA | US | 1 | Miwok 100km 2024 (15:30:59 hours) |
| 111975 | Cashbaugh | Dylan | M | CA | US | 4 | Umstead 100M 2024 (30 hours) |
| 116453 | Cassaigne | Cyril | M | Paris | FR | 2 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 104664 | Cassan | Stefano | M | ITA | IT | 2 | Łemkowyna Ultra-Trail 150km 2024 (35 hours) |
| 101882 | Cassano | Andrew | M | NV | US | 16 | Sean O'Brien 100km 2024 (16 hours) † |
| 109203 | Cassel | Joachim | M | London | GB | 8 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 120462 | Cassiday | Patrick | M | OR | US | 1 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 121877 | Cassou | Vincent | M | Bretagne | FR | 1 | Trail Alsace Grand Est by UTMB - Ultra-Trail des Chevaliers 173km 2024 (40 hours) |
| 121893 | Castagnini | Francesco | M | Italy | IT | 1 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 117469 | Castanelli | Damian | M | Vic | AU | 2 | Ultra-Trail Australia by UTMB 100km 2024 (19 hours) |
| 113777 | Castanyer | Tofol | M | Illes balears | ES | 2 | TDS (Sur les Traces des Ducs de Savoie) 147km 2024 (45:30 hours) |
| 116738 | Castellanos | Jaime | M | California | US | 2 | Crazy Mountain 100M 2024 (36 hours) † |
| 102915 | Castello Branco | Alexandre | M | RJ | BR | 128 | Paraty Brazil by UTMB 108km 2024 (26 hours) |
| 112473 | Castillo | Franklin | M | Panama | PA | 4 | HOKA Bandera 100km 2024 (17 hours) |
| 112060 | Castle | Drew | M | CA | US | 4 | Bigfoot 206M 2024 (100 hours) † |
| 101219 | Castonguay | David | M | QC | CA | 32 | Ultra-Trail Harricana 125km 2024 (26 hours) |
| 111832 | Castro | André | M | Porto | PT | 2 | Madeira Island Ultra-Trail 115km 2024 (29 hours) |
| 121769 | Castro Villicana | Catherine | F | Jalisco | MX | 1 | Cuyamaca 100km 2024 (17 hours) |
| 119795 | Casty | Marc | M | Graubünden | CH | 1 | Swiss Alps 100km 2024 (28 hours) |
| 120533 | Catalano | Charles | M | IN | US | 1 | Hennepin 100M 2024 (30 hours) |
| 103461 | Catanglan | Lexie | F | CA | US | 16 | Bighorn 100M 2024 (35 hours) |
| 113702 | Cater | Marko | M | CA | US | 4 | Leona Divide 100km 2024 (16 hours) † |
| 113858 | Cato | Chad | M | North Carolina | US | 4 | Rim to River 100M 2024 (32 hours) |
| 117863 | catozi | ADRIANO | M | FR | IT | 2 | Lavaredo Ultra Trail by UTMB 120km 2024 (26 hours) |
| 116841 | Cattarin | Nathan | M | Washington | US | 2 | Fat Dog 120M 2024 (48 hours) † |
| 110441 | Catti | Lorenzo | M | Italy | IT | 8 | Lavaredo Ultra Trail by UTMB 120km 2024 (26 hours) |
| 121894 | Catzavelos | Nicholas | M | Gauteng | ZA | 1 | Ultra-Trail Cape Town 100M 2023 (45 hours) |
| 122419 | Cauchon | Elisabeth | F | Québec | CA | 1 | Ultra-Trail Harricana 125km 2024 (26 hours) |
| 105885 | Cauchon | Jean-François | M | QC | CA | 64 | Quebec Mega Trail 100M 2024 (40 hours) |
| 122324 | Caudrelier | Laurent | M | QC | CA | 1 | Ultra-Trail Harricana 125km 2024 (26 hours) |
| 119721 | Caughran | Jonathan | M | CO | US | 1 | Run Rabbit Run (Tortoises) 100M 2024 (38 hours) † |
| 119573 | CAULET | David | M | AVEYRON | FR | 1 | Endurance Trail des Templiers 105km 2024 (19 hours) |
| 117346 | Caussarieu | Valery | M | Yvelines (78) | FR | 2 | Tor des Géants 330km 2024 (132 hours) |
| 103076 | Cavallo | Giuseppe | M | PA | US | 1 | Western States 100M 2024 (30 hours) † |
| 101621 | Cavanaugh | Brian | M | MI | US | 2 | Gorge Waterfalls 100km 2024 (18 hours) |
| 100534 | Cavey | David | M | VA | US | 4 | Bighorn 100M 2024 (35 hours) |
| 113153 | Cawthorne | Alex | M | Oxfordshire | GB | 4 | Transgrancanaria 125km 2024 (28 hours) |
| 122360 | Cawthra | Hannah | F | High Peak | GB | 1 | Courmayeur Champex Chamonix (CCC) 100km 2024 (25 hours) |
| 119457 | CAZIN | Ludovic | M | FRANCE | US | 1 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 107413 | Cazorla | Julien | M | London | GB | 8 | Mt Fuji 100M 2024 (46 hours) |
| 122882 | Cazzolli | Federico | M | Trento | US | 1 | Abbots Way 125km 2024 (28 hours) |
| 115467 | Ceballos | Denisse | F | Sinaloa | MX | 1 | Zion 100km 2024 (19 hours) |
| 114276 | Ceballos | Maydelene | F | QLD | AU | 4 | Guzzler Ultra 100km 2024 (24 hours) |
| 112320 | Cebron | Shannon | F | Maryland | US | 2 | Cascade Crest 100M 2024 (34 hours) † |
| 108312 | Cedano | Sérgio | M | São Paulo | BR | 4 | La Mision 120km 2024 (45 hours) |
| 121216 | Cerdan | Lucas | M | Haute Savoie | FR | 1 | Ultra-Trail Australia by UTMB 100km 2024 (19 hours) |
| 121729 | Ceresero | Robert | M | IL | US | 1 | Hennepin 100M 2024 (30 hours) † |
| 114899 | Cerna | Kristyna | F | Czech Republic | CZ | 2 | Courmayeur Champex Chamonix (CCC) 100km 2024 (25 hours) |
| 122938 | Cernak | Martin | M | Slovakia | SK | 1 | Letecka Stovka 104km 2024 (21 hours) |
| 122674 | Cernava | John | M | OR | US | 1 | Siskiyou Out Back 100km 2024 (18 hours) † |
| 116940 | Cerra | Joshua | M | Wisconsin | US | 2 | Lost Soul Ultra 100M 2025 (33 hours) † |
| 121481 | Cervantes | Angel | M | Nuevo León | MX | 1 | Oso Negro 100km 2024 (24 hours) |
| 108308 | Cervantes | Joel | M | Pennsylvania | US | 2 | Tahoe 202M 2024 (100 hours) † |
| 103855 | Cervantes | Jose | M | ID | US | 128 | San Diego 100M 2024 (32 hours) † |
| 122050 | Cesano | Claudio | M | Cuneo | IT | 1 | Azores Trail Run (Whalers' Great Route) 118km 2024 (26 hours) |
| 121046 | Ceus | Emmanuel | M | 49 | FR | 1 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 120899 | Cevallos | Ana Maria | F | TX | US | 1 | Dinosaur Valley 100K 2023 (22 hours) |
| 122680 | Chace | Adam | M | Vic | AU | 1 | Surf Coast Century 100km 2024 (16 hours) |
| 112436 | Chacon | Jose | M | Ca | US | 4 | California Fall Classic at Lake Sonoma 100km 2024 (18 hours) † |
| 101878 | Chacon | Lucia | F | CA | US | 32 | Oregon Cascades 100M 2024 (32:01:18 hours) † |
| 114776 | Chacon | Robert | M | IL | US | 2 | Black Canyon 100km 2024 (17 hours) |
| 118342 | Chacon Salas | Luis Carlos | M | San Jose | CR | 2 | Mozart by UTMB 108km 2024 (22 hours) |
| 109864 | Chafkin | Max | M | NY | US | 8 | Cruel Jewel 106M 2024 (48 hours) † |
| 117565 | Chagovets | Oleksiy | M | Dnipro | UA | 2 | TDS (Sur les Traces des Ducs de Savoie) 147km 2024 (45:30 hours) |
| 121235 | Chalet | Alexis | M | Loire Atlantique | FR | 1 | TDS (Sur les Traces des Ducs de Savoie) 147km 2024 (45:30 hours) |
| 101803 | Chalk | Darren | M | GBR | GB | 2 | South Downs Way 100M 2024 (30 hours) |
| 122212 | CHALOUX | MATTHEW | M | MI | US | 1 | Hallucination (Run Woodstock) 100M 2024 (30 hours) |
| 102481 | Chamberlin | Chris | M | WA | US | 8 | High Lonesome 100M 2024 (37 hours) |
| 122812 | Chan | Ka Lik Gary | M | East Sussex | GB | 1 | Thames Path 100M 2024 (28 hours) |
| 121218 | Chan | Louis | N | BC | CA | 1 | Courmayeur Champex Chamonix (CCC) 100km 2024 (25 hours) |
| 103158 | Chan | Wayne | M | MA | US | 1 | Western States 100M 2024 (30 hours) † |
| 119638 | Chancellor | Laura | F | CA | US | 1 | Javelina Jundred 100M 2024 (30 hours) † |
| 119409 | Chaney | Jim | M | Maryland | US | 1 | Vermont 100M 2024 (30 hours) |
| 108397 | Chaney | Mather | M | AR | US | 8 | Grindstone by UTMB 100km 2024 (19 hours) |
| 120168 | Chaney | Matthew | M | AL | US | 1 | No Business 100M 2024 (34 hours) |
| 123309 | Chaney | Robby | M | AZ | US | 1 | Cocodona 250M 2024 (125 hours) † |
| 122827 | Chang | Daniel | M | California | US | 1 | Canyons by UTMB 100M 2024 (35 hours) |
| 105708 | Chang | Jordan | M | VA | US | 2 | Run Rabbit Run (Hares) 100M 2024 (38 hours) † |
| 118028 | Chang | Kristina | F | CO | US | 2 | Kodiak Ultra Marathons by UTMB 100M 2024 (35 hours) |
| 118919 | Chao | Tzu Hsien | M | Taipei | TW | 2 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 123144 | Chapatte | Coraline | F | Neuchâtel | CH | 1 | Courmayeur Champex Chamonix (CCC) 100km 2024 (25 hours) |
| 116470 | Chapdelaine | Connor | M | IL | US | 2 | Hennepin 100M 2024 (30 hours) † |
| 107351 | chapman | alan | M | mn | US | 8 | Hennepin 100M 2024 (30 hours) † |
| 121466 | Chapman | Erica | F | WA | US | 1 | Oregon Cascades 100M 2024 (32:01:18 hours) † |
| 112857 | Chapman | James | M | Cumbria | GB | 2 | Lakeland 100M 2024 (40 hours) |
| 107503 | Chapman | Peter | M | DC | US | 8 | Laurel Highlands 70.5M 2024 (20 hours) † |
| 119682 | Chapman | Sarah | F | Mn | US | 1 | Hennepin 100M 2024 (30 hours) † |
| 108686 | Chapman | Tyler | M | BC | CA | 4 | Lost Soul Ultra 100km 2024 (21 hours) † |
| 115308 | Charles | Richard | M | Wiltshire | GB | 2 | Arc of Attrition by UTMB 100M 2024 (36 hours) |
| 121747 | Charlotte | Viet | F | Haute savoie | FR | 1 | Restonica Trail by UTMB - Ultra-Trail® di Corsica 110km 2024 (36 hours) |
| 118720 | Charlson | Thomas | M | WA | US | 2 | Wildstrubel by UTMB 110km 2024 (15 hours) |
| 114170 | Charman | Neil | M | South Australia | AU | 2 | Tarawera by UTMB 100M 2024 (30 hours) |
| 120015 | Charpentier | Jean-Francois | M | Quebec | CA | 1 | Quebec Mega Trail 100M 2024 (40 hours) |
| 121886 | charpentier | laurent | M | 31270 | FR | 1 | Grand Raid des Pyrénées - Ultra 160 160km 2024 (48 hours) |
| 111751 | Chartier | Chris | M | OH | US | 4 | Mohican 100M 2024 (32 hours) |
| 101360 | Chase | David | M | CA | US | 4 | Quicksilver 100km 2024 (17 hours) † |
| 119536 | Chase | Mark | M | Haute Savoie | FR | 1 | Tor des Géants 330km 2024 (132 hours) |
| 119803 | Chassier | Fabien | M | France | FR | 1 | Endurance Trail des Templiers 105km 2024 (19 hours) |
| 108466 | Chate | Tristan | M | Ticino | CH | 2 | Transgrancanaria 125km 2024 (28 hours) |
| 119403 | Chatel | Ulysse | M | Bretagne | FR | 1 | Swiss Alps 100M 2024 (49 hours) |
| 121614 | Chaverot | Clovis | M | Haute-Savoie | FR | 1 | Courmayeur Champex Chamonix (CCC) 100km 2024 (25 hours) |
| 115865 | Chaves | Ruben | M | Lisbon | PT | 2 | Madeira Island Ultra-Trail 115km 2024 (29 hours) |
| 101943 | Chavez | Anthony | M | CA | US | 8 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 122056 | Chavez | Damon | M | Utah | US | 1 | Cocodona 250M 2024 (125 hours) |
| 107834 | Chavez | Michael | M | Colorado | US | 8 | Run Rabbit Run (Tortoises) 100M 2024 (38 hours) † |
| 109981 | Cheatham | Scott | M | VA | US | 4 | Grindstone by UTMB 100km 2024 (19 hours) |
| 104018 | Cheechov | Ron | M | OR | US | 32 | Mountain Lakes 100M 2024 (30 hours) † |
| 122607 | Chekarev | Aleksey | M | Russia | RU | 1 | Golden Ring 100km 2024 (18 hours) |
| 123354 | Chełchowski | Norbert | M | Mazowieckie | PL | 1 | Łemkowyna Ultra-Trail 150km 2024 (35 hours) |
| 121101 | Chen | Da | M | WA | US | 1 | Canyons by UTMB 104km 2024 (20 hours) |
| 108402 | Chen | Gang | M | CA | US | 4 | Kodiak Ultra Marathons by UTMB 100M 2024 (35 hours) |
| 122289 | CHEN | LIN | F | SHANXI | CN | 1 | Hong Kong 100K 100km 2024 (23 hours) |
| 121566 | Chen | Mei | F | WA | US | 1 | Canyons by UTMB 104km 2024 (20 hours) |
| 122055 | Chen | Sonia | F | TX | US | 1 | Dinosaur Valley 100K 2023 (22 hours) |
| 122763 | Chen | Weidong | M | Jiangsu | CN | 1 | DL 106km 2024 (26 hours) |
| 100841 | Chen | Ying | M | CA | US | 32 | Quicksilver 100km 2024 (17 hours) † |
| 100989 | Chen | Yong Chuang | M | BC | CA | 1 | Western States 100M 2024 (30 hours) † |
| 100288 | Cheng | Yuanchao | M | AUS | AU | 128 | Ultra-Trail Australia by UTMB 100km 2024 (19 hours) |
| 117152 | cheng | yuchao | M | Zhejiang | CN | 2 | Val d'Aran by UTMB - Camins de Hèr 110km 2024 (26 hours) |
| 101180 | Cheong | Terry | M | MAC | MO | 8 | Shinetsu Five Mountains Trail 110km 2024 (22 hours) |
| 101660 | Cherviakov | Aleksandr | M | RUS | RU | 2 | Kodiak Ultra Marathons by UTMB 100M 2024 (35 hours) |
| 118161 | Chessex | Vincent | M | Vaud | CH | 2 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 103160 | Chestnutt | Leigh | F | GA | US | 4 | Long Haul 100M 2024 (30 hours) † |
| 121378 | Cheung | Calvin | M | OR | US | 1 | Courmayeur Champex Chamonix (CCC) 100km 2024 (25 hours) |
| 101443 | Cheung | Kashing | M | HKG | HK | 1 | Western States 100M 2024 (30 hours) † |
| 120217 | Chevalier | Maria | F | RI | US | 1 | Vermont 100M 2024 (30 hours) |
| 120526 | Chézeaux | Valentin | M | Indre | FR | 1 | Endurance Trail des Templiers 105km 2024 (19 hours) |
| 119176 | Chiang | Joyce | F | British Columbia | CA | 1 | Sulphur Springs 100M 2024 (30 hours) |
| 123261 | Chiapella | Geoffrey | M | CA | US | 1 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 121789 | Chiaramida | Todd | M | MA | US | 1 | Vermont 100M 2024 (30 hours) |
| 119225 | CHIARINI | CLAUDIO | M | Italy | IT | 1 | Tuscany Crossing 103km 2024 (21 hours) |
| 100944 | Chiasson | Hailey | F | CA | US | 32 | Angeles Crest 100M 2024 (33 hours) † |
| 118631 | Chick | Michael | M | OH | US | 2 | Tunnel Hill 100M 2023 (30 hours) † |
| 113560 | chico | luis javier | M | catalunya | ES | 4 | Val d'Aran by UTMB - Camins de Hèr 110km 2024 (26 hours) |
| 114122 | Chida | Makoto | M | Tokyo | JP | 2 | Shinetsu Five Mountains Trail 100M 2024 (33 hours) |
| 101370 | Chidester | Jason | M | GA | US | 32 | No Business 100M 2024 (34 hours) |
| 106518 | Chieh | Baldwyn | M | CA | US | 1 | Tahoe Rim Trail 100M 2024 (36 hours) † |
| 102227 | Chiknavaryan | Stanislav | M | WA | US | 16 | Canyons by UTMB 104km 2024 (20 hours) |
| 116704 | Chilcote | Matthew | M | Ohio | US | 2 | Kettle Moraine 100M 2024 (30 hours) † |
| 112437 | Childs | Mike | M | NY | US | 4 | Twisted Branch 100km 2024 (20 hours) † |
| 122104 | Chimal | Andreina | F | CA | US | 1 | Kodiak Ultra Marathons by UTMB 100M 2024 (35 hours) |
| 117833 | Chin | Wei Chong | M | Singapore | SG | 2 | TDS (Sur les Traces des Ducs de Savoie) 147km 2024 (45:30 hours) |
| 120487 | Chiou | Bryan | M | CA | US | 1 | Cuyamaca 100km 2024 (17 hours) |
| 120916 | Chipkin | Laura | F | VA | US | 1 | Miwok 100km 2024 (15:30:59 hours) |
| 109339 | Chirgwin | Natalie | F | OR | US | 8 | Siskiyou Out Back 100km 2024 (18 hours) † |
| 114817 | Chirnside | Iain | M | London | GB | 2 | North Downs Way 100M 2024 (30 hours) |
| 123066 | Chiron | Paul | M | . | US | 1 | SwissPeaks 100km 2024 (28 hours) |
| 119969 | Chisholm | Kimberly | F | Missouri | US | 1 | Tunnel Hill 100M 2023 (30 hours) † |
| 101900 | Chisholm | Paul | M | ON | CA | 16 | Quebec Mega Trail 100M 2024 (40 hours) |
| 121779 | Chispe | Antonella | F | CA | US | 1 | Rio Del Lago 100M 2024 (30 hours) |
| 108843 | Chittenden | Stuart | M | Surrey | GB | 4 | South Downs Way 100M 2024 (30 hours) |
| 102893 | Chiu | Daniella | F | GBR | GB | 4 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 115061 | Chiu | Sebastian | M | NY | US | 2 | Cruel Jewel 106M 2024 (48 hours) † |
| 103012 | Chmel | Zdenek | M | CZE | CZ | 16 | Krakonosova Stovka 100km 2024 (22 hours) |
| 116507 | Chmielewski | Max | M | WA | US | 2 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 102104 | Cho | Yung Hae | F | OR | US | 1 | Western States 100M 2024 (30 hours) † |
| 120304 | Choat | Colin | M | NC | US | 1 | Massanutten 100M 2024 (36 hours) † |
| 112434 | Choe | Terri | F | California | US | 4 | Quicksilver 100km 2024 (17 hours) † |
| 121178 | CHOI | HUNYOUNG | M | GYEONGGI-DO | KR | 1 | Mt Fuji 100M 2024 (46 hours) |
| 123164 | Choi | Hyun-cheol | M | CA | US | 1 | Kodiak Ultra Marathons by UTMB 100km 2024 (18 hours) |
| 121365 | CHOI | JONG DU | M | Gyeonggi-do | KR | 1 | Transjeju by UTMB 112km 2024 (27 hours) |
| 109347 | Chojnicki | Bartosz | M | Wielkopolska | PL | 8 | Łemkowyna Ultra-Trail 150km 2024 (35 hours) |
| 120522 | Chong | Daniella | F | CA | US | 1 | Javelina Jundred 100M 2024 (30 hours) † |
| 110458 | CHOPPE | YANN | M | Quebec | CA | 8 | Canyons by UTMB 104km 2024 (20 hours) |
| 107459 | Chord | Chris | M | MI | US | 2 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 121583 | CHOTARD | Jean-Luc | M | France | FR | 1 | Les Coursières des Hauts du Lyonnais 111km 2024 (20 hours) |
| 114347 | Choukri | Sam | M | CA | US | 2 | Cuyamaca 100km 2024 (17 hours) |
| 122094 | Choung | Bryan | M | CA | US | 1 | Kodiak Ultra Marathons by UTMB 100km 2024 (18 hours) |
| 113517 | Chow | Justin | M | BC | CA | 2 | Twisted Branch 100km 2024 (20 hours) † |
| 120638 | Chrisman | Seth | M | Oregon | US | 1 | Oregon Cascades 100M 2024 (32:01:18 hours) † |
| 119454 | Christ | Laurent | M | Alsace | FR | 1 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 107574 | Christensen | Andrea | F | UT | US | 8 | Leadville Trail 100M 2024 (30 hours) |
| 104602 | Christensen | Garret | M | NV | US | 2 | Tahoe Rim Trail 100M 2024 (36 hours) † |
| 114403 | christensen | leif | M | South Australia | AU | 4 | Tarawera by UTMB 102km 2024 (17 hours) |
| 122491 | Christensen | Shelbie | F | Wyoming | US | 1 | Rio Del Lago 100M 2024 (30 hours) |
| 121522 | Christensen | Steven | M | NC | US | 1 | Cruel Jewel 106M 2024 (48 hours) † |
| 103610 | Christian | Paul | M | GBR | GB | 8 | Wildstrubel by UTMB 110km 2024 (15 hours) |
| 104878 | Christman | Eric | M | PA | US | 16 | HOKA Bandera 100km 2024 (17 hours) |
| 100798 | Christoni | Timothy | M | CA | US | 2 | Canyons by UTMB 104km 2024 (20 hours) |
| 106655 | Christophersen | Mikkel | M | DNK | DK | 16 | SwissPeaks 100km 2024 (28 hours) |
| 104072 | Christopherson | David | M | UT | US | 16 | Madeira Island Ultra-Trail 115km 2024 (29 hours) |
| 114549 | Christopherson | Mark | M | Utah | US | 4 | Wasatch Front 100M 2024 (36 hours) |
| 118286 | Chrysler | Andrew | M | ID | US | 2 | Pinhoti 100M 2024 (31 hours) |
| 120291 | Chrzanowski | Jared | M | AZ | US | 1 | Hennepin 100M 2024 (30 hours) † |
| 103145 | Chuan | Wang | M | CHN | CN | 4 | Ninghai Ultra Trail 109km 2024 (24 hours) |
| 112040 | Chung | Clement | M | New York | US | 4 | Twisted Branch 100km 2024 (20 hours) † |
| 103758 | Chung | Hyun Chang | M | HKG | HK | 64 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 112896 | Chung | John | M | Tasmania | AU | 4 | Tarawera by UTMB 100M 2024 (30 hours) |
| 121562 | Churas | Christopher | M | CA | US | 1 | Bryce 100M 2024 (36 hours) |
| 117715 | Churchill | Andrew | M | London | US | 2 | South Downs Way 100M 2024 (30 hours) |
| 115861 | Chutter | Stuart | M | SK | CA | 2 | Crazy Mountain 100M 2024 (36 hours) † |
| 120279 | Ciarametaro | Dan | M | TN | US | 1 | Black Canyon 100km 2024 (17 hours) |
| 113132 | Ciarrocchi | Nick | M | Pennsylvania | US | 2 | Worlds End 100km 2024 (19 hours) |
| 109851 | Cibulka | Jeramia | M | Colorado | US | 8 | HOKA Rocky Raccoon 100M 2024 (30 hours) |
| 109282 | Ciccomascolo | Lauren | F | California | US | 4 | Black Canyon 100km 2024 (17 hours) † |
| 121324 | Cichá | Barbora | F | Moravskoslezský kraj | CZ | 1 | Courmayeur Champex Chamonix (CCC) 100km 2024 (25 hours) |
| 103660 | Ciclitira | Simone | M | ITA | IT | 2 | Madeira Island Ultra-Trail 115km 2024 (29 hours) |
| 122655 | Ciesielski | Maegan | F | AB | CA | 1 | Lost Soul Ultra 100km 2024 (21 hours) † |
| 116276 | Cieslar | Jakub | M | 09148087 | CZ | 2 | Madeira Island Ultra-Trail 115km 2024 (29 hours) |
| 120951 | Cioppi | Dianna | F | AL | US | 1 | Arkansas Traveler 100M 2024 (30 hours) |
| 122345 | Cipriani | Elsa | F | NH | US | 1 | Vermont 100M 2024 (30 hours) |
| 107610 | Cirstoveanu | Daniel | M | Bucharest | RO | 2 | Trail Alsace Grand Est by UTMB - Ultra-Trail des Païens 109km 2024 (21 hours) |
| 120597 | Cislo | Dom | M | Ontario | CA | 1 | Sulphur Springs 100km 2024 (18 hours) |
| 102575 | Ciuchta | Brian | M | CA | US | 32 | IMTUF 100M 2024 (36 hours) † |
| 113400 | Ciudad | David | M | Tarragona | ES | 2 | Penyagolosa 106km 2024 (26 hours) |
| 108539 | Claassen | Daniel | M | Western Cape | ZA | 8 | Courmayeur Champex Chamonix (CCC) 100km 2024 (25 hours) |
| 122148 | Claiborne | Katie | F | NY | US | 1 | Vermont 100M 2024 (30 hours) |
| 117575 | CLAMONS | Arnaud | M | HAUTE VIENNE | FR | 2 | Endurance Trail des Templiers 105km 2024 (19 hours) |
| 118808 | Clancy | Kevin | M | California | US | 2 | Kodiak Ultra Marathons by UTMB 100km 2024 (18 hours) |
| 122258 | Clarito | Ian | M | Metro Manila | PH | 1 | Transjeju by UTMB 112km 2024 (27 hours) |
| 115556 | Clark | Alyssa | F | California | US | 2 | San Diego 100M 2024 (32 hours) † |
| 100348 | Clark | Amy | F | TX | US | 64 | Beaverhead 100km 2024 (20 hours) |
| 105709 | Clark | Andrew | M | CA | US | 32 | Canyons by UTMB 100M 2024 (35 hours) |
| 100594 | Clark | Blane | M | TN | US | 4 | Canyons by UTMB 104km 2024 (20 hours) |
| 118359 | Clark | Brandon | M | OH | US | 2 | Cruel Jewel 106M 2024 (48 hours) † |
| 120949 | Clark | Brandon | M | Texas | US | 1 | Dinosaur Valley 100K 2023 (22 hours) |
| 100977 | Clark | Britta | F | VT | US | 2 | Lavaredo Ultra Trail by UTMB 120km 2024 (26 hours) |
| 117379 | Clark | Chuck | M | TX | US | 2 | Laurel Highlands 70.5M 2024 (20 hours) † |
| 110369 | Clark | Erin | F | MT | US | 2 | Javelina Jundred 100M 2024 (30 hours) † |
| 121317 | Clark | Jamie | M | PA | US | 1 | Rim to River 100M 2024 (32 hours) |
| 117408 | Clark | Jeff | M | CA | US | 2 | California Fall Classic at Lake Sonoma 100km 2024 (18 hours) † |
| 108338 | Clark | Mike | M | AZ | US | 8 | Kodiak Ultra Marathons by UTMB 100km 2024 (18 hours) |
| 116469 | Clark | Nick | M | MI | US | 2 | Vermont 100M 2024 (30 hours) |
| 121425 | Clark | Sarah | F | WA | US | 1 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 118674 | Clark | Skye | M | Western Province | ZA | 2 | Ultra Trail Drakensberg 100km 2024 (23 hours) |
| 103056 | Clark | Wendy | F | UT | US | 1 | Zion 100M 2024 (36 hours) |
| 111528 | Clarke | Alan | M | UK | GB | 4 | Courmayeur Champex Chamonix (CCC) 100km 2024 (25 hours) |
| 104626 | Clarke | Brody | M | AUS | AU | 4 | Guzzler Ultra 100km 2024 (24 hours) |
| 119807 | Clarke | David | M | Victoria | AU | 1 | Surf Coast Century 100km 2024 (16 hours) |
| 120129 | Clarke | Henry | M | NY | US | 1 | San Diego 100M 2024 (32 hours) † |
| 107932 | Clarke | Liz | F | CA | US | 4 | Bryce 100M 2024 (36 hours) |
| 118927 | Clarke | Nicole | N | NC | US | 2 | Javelina Jundred 100M 2024 (30 hours) † |
| 121069 | Clarry | Charlie | M | Alberta | CA | 1 | Lost Soul Ultra 100M 2025 (33 hours) † |
| 105123 | Clause | Tamara | F | AZ | US | 8 | Javelina Jundred 100M 2024 (30 hours) † |
| 120034 | Clausen | Adam | M | OH | US | 1 | Burning River 100M 2024 (32 hours) |
| 121217 | Clauss | Amy | F | CO | US | 1 | Leadville Trail 100M 2024 (30 hours) |
| 108334 | Clavijo | Fabio | M | VA | US | 4 | Twisted Branch 100km 2024 (20 hours) † |
| 105106 | Clay | Emily | F | MD | US | 1 | Western States 100M 2024 (30 hours) † |
| 108449 | Clay | Jennifer | F | Surrey | GB | 4 | Courmayeur Champex Chamonix (CCC) 100km 2024 (25 hours) |
| 112336 | Clayton | Ben | M | KY | US | 4 | No Business 100M 2024 (34 hours) |
| 109125 | Clayton | Seth | M | MI | US | 8 | Rio Del Lago 100M 2024 (30 hours) |
| 120575 | Claytor | Wesley | M | NC | US | 1 | Umstead 100M 2024 (30 hours) |
| 122082 | Clear | Jeff | M | AZ | US | 1 | Javelina Jundred 100M 2024 (30 hours) |
| 110280 | Clemens | Lindsey | F | GA | US | 8 | Black Canyon 100km 2024 (17 hours) † |
| 104231 | Clemens | Nick | M | NC | US | 2 | HOKA Rocky Raccoon 100M 2024 (30 hours) |
| 116186 | Clemens | Rob | M | BC | CA | 2 | Bighorn 100M 2024 (35 hours) |
| 111536 | Clement | Antoine | M | France | FR | 4 | La H.O.T. du Père Noël 2022 133km 2023 (25 hours) |
| 123153 | clement | paul | M | Haut de Seine | FR | 1 | Grand Raid La Reunion 162km 2024 (50 hours) |
| 114020 | Clements | Bill | M | CA | US | 4 | Canyons by UTMB 104km 2024 (20 hours) |
| 112486 | Clements | Tyler | M | Washington | US | 4 | Mountain Lakes 100M 2024 (30 hours) † |
| 107323 | Clemons | Chandler | M | California | US | 2 | Miwok 100km 2024 (15:30:59 hours) |
| 117674 | Clemons | Damian | M | NY | US | 2 | Twisted Branch 100km 2024 (20 hours) † |
| 112018 | Clemons | Makai | M | CA | US | 4 | Canyons by UTMB 104km 2024 (20 hours) |
| 120804 | Clerc Pithon | Quentin | M | Haute Savoie | FR | 1 | Grand Raid La Reunion 162km 2024 (50 hours) |
| 120036 | Clermont | Jean | M | Ontario | CA | 1 | Grindstone by UTMB 100km 2024 (19 hours) |
| 119952 | Clewley | Kat | F | ON | CA | 1 | Sulphur Springs 100M 2024 (30 hours) |
| 123229 | Clifton | Andrew | M | London | GB | 1 | Lakeland 100M 2024 (40 hours) |
| 118183 | Clifton | Nathan | M | AZ | US | 2 | Black Canyon 100km 2024 (17 hours) † |
| 114688 | Cline | Alec | M | OH | US | 2 | Kettle Moraine 100M 2024 (30 hours) † |
| 119947 | Cline | Casey | F | NC | US | 1 | Javelina Jundred 100M 2024 (30 hours) † |
| 100807 | Clinthorne | Ashley | F | CO | US | 128 | Hardrock 100M 2024 (48 hours) † |
| 100876 | Clinthorne | Jonathan | M | CO | US | 2 | Run Rabbit Run (Tortoises) 100M 2024 (38 hours) † |
| 120750 | Cloarec | Mathieu | M | France | FR | 1 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 121664 | Clodfelter | Daniel | M | CA | US | 1 | Angeles Crest 100M 2024 (33 hours) |
| 121757 | Cloutier | Stephanie | F | Wi | US | 1 | Javelina Jundred 100M 2024 (30 hours) † |
| 119667 | Clowes | Carson | M | California | US | 1 | California Fall Classic at Lake Sonoma 100km 2024 (18 hours) † |
| 121674 | Clowes | Jason | M | Hungary | NZ | 1 | Salomon Ultra-Trail Hungary 112km 2024 (20 hours) |
| 119885 | Cluett | Jonathan | M | MA | US | 1 | Vermont 100M 2024 (30 hours) |
| 107908 | Cluff | Chelsea | F | NV | US | 8 | Javelina Jundred 100M 2024 (30 hours) † |
| 119787 | Coakes | Matthew | M | Surrey | GB | 1 | Nice Côte d'Azur by UTMB 107km 2024 (28 hours) |
| 121786 | Coats | Jared | M | Indiana | US | 1 | Leadville Trail 100M 2024 (30 hours) |
| 119730 | Coats | Joey | M | LA | US | 1 | Umstead 100M 2024 (30 hours) |
| 123340 | Coble | Sean | M | MICHIGAN | US | 1 | Hennepin 100M 2024 (30 hours) † |
| 116843 | Cobos | David | M | Oregon | US | 2 | Cocodona 250M 2024 (125 hours) † |
| 115320 | Coccia | Jacob | M | Virginia | US | 2 | Hellgate 100km 2023 (17 hours) |
| 115210 | Coccia | Jared | M | Virginia | US | 2 | Hellgate 100km 2023 (17 hours) |
| 102632 | Cochou | Pierre | M | NCL | NC | 2 | Wildstrubel by UTMB 110km 2024 (15 hours) |
| 111389 | Cochrane | Simon | M | WaikatoTasman | NZ | 4 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 119883 | Cockrell | Kelly | F | AZ | US | 1 | Javelina Jundred 100M 2024 (30 hours) † |
| 100547 | Cody | Ryan | M | NM | US | 16 | Javelina Jundred 100M 2024 (30 hours) † |
| 113529 | Coe | Jodine | F | ID | US | 4 | Tahoe 202M 2024 (100 hours) |
| 104897 | Coen | Andy | M | NE | US | 16 | Leona Divide 100km 2024 (16 hours) † |
| 122434 | COETZEE | DERICK | M | Western Cape | ZA | 1 | Ultra Trail Drakensberg 163km 2024 (48 hours) |
| 119569 | Coggins | Zachary | M | NC | US | 1 | Umstead 100M 2024 (30 hours) |
| 119887 | Coghlan | Billy | M | North Carolina | US | 1 | Kerry Way Ultra 101km 2024 (20 hours) |
| 120498 | Cohen | Blake | M | pennsylvania | US | 1 | Rim to River 100M 2024 (32 hours) |
| 110548 | Cohen | Mitchell | M | CO | US | 8 | Run Rabbit Run (Tortoises) 100M 2024 (38 hours) |
| 113534 | Cohen | Sam | M | DC | US | 2 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 120450 | Cokinos | Kyle | N | TX | US | 1 | Brazos Bend 100M 2024 (32 hours) |
| 112337 | Cole | Connor | M | CA | US | 4 | Wasatch Front 100M 2024 (36 hours) |
| 115590 | Cole | Grant | M | PA | US | 2 | Grindstone by UTMB 100M 2024 (36 hours) |
| 123007 | Cole | Jalen | M | Arkansas | US | 1 | Arkansas Traveler 100M 2024 (30 hours) |
| 112212 | Cole | Laura | F | FL | US | 4 | Long Haul 100M 2024 (30 hours) † |
| 112118 | Cole | Max | M | WA | US | 2 | Crazy Mountain 100M 2024 (36 hours) † |
| 120835 | Cole | Mike | M | Indiana | US | 1 | Leadville Trail 100M 2024 (30 hours) |
| 108340 | Cole | Patrick | M | Colorado | US | 8 | No Business 100M 2024 (34 hours) |
| 123213 | Cole | Peter | M | CO | US | 1 | Leadville Trail 100M 2024 (30 hours) |
| 118733 | Cole-Jones | Dylan | M | Queensland | AU | 1 | Kosciusko by UTMB 100M 2023 (36 hours) |
| 115439 | Colebatch | Lachan | M | Victoria | AU | 2 | Tarawera by UTMB 102km 2024 (17 hours) |
| 121189 | Coleman | Andrew | M | VA | US | 1 | Black Canyon 100km 2024 (17 hours) † |
| 104201 | Coleman | Jason | M | MO | US | 16 | Arkansas Traveler 100M 2024 (30 hours) |
| 102219 | Coleman | Jennifer | F | AB | CA | 2 | Canadian Death Race 118km 2024 (24 hours) |
| 120497 | Coleman | Josh | M | Arizona | US | 1 | Bighorn 100M 2024 (35 hours) |
| 115216 | Coleman | Kaden | M | UT | US | 2 | Bear, The 100M 2024 (36 hours) † |
| 113998 | Coleman | Sutton | M | AL | US | 4 | Cruel Jewel 106M 2024 (48 hours) † |
| 116493 | Coleman | Tim | M | Ontario | CA | 2 | Hallucination (Run Woodstock) 100M 2024 (30 hours) |
| 111284 | Coles | Michael | M | North West | ZA | 4 | SkyRun 100km 2023 (28 hours) |
| 117015 | Coli | Andrew | M | CA | US | 2 | Bigfoot 206M 2024 (100 hours) † |
| 120393 | Coli | Madeleine | F | California | US | 1 | Miwok 100km 2024 (15:30:59 hours) |
| 120334 | Colley | Floyd | M | Texas | US | 1 | Run Rabbit Run (Tortoises) 100M 2024 (38 hours) |
| 116612 | Colley | Shannon | F | NC | US | 2 | Hellbender 100M 2024 (40 hours) |
| 122204 | Collier | Austin | M | GA | US | 1 | Pinhoti 100M 2024 (31 hours) |
| 121460 | Collier | Kristofer | M | West Yorkshire | GB | 1 | Arc of Attrition by UTMB 100M 2024 (36 hours) |
| 103384 | Collin | Mat | M | AUS | AU | 64 | Ultra-Trail Australia by UTMB 100km 2024 (19 hours) |
| 110810 | Collins | Chuck | M | MO | US | 8 | Cascade Crest 100M 2024 (34 hours) † |
| 120312 | Collins | Clayton | M | NC | US | 1 | Umstead 100M 2024 (30 hours) |
| 122577 | Collins | Clayton | M | Oregon | US | 1 | Oregon Cascades 100M 2024 (32:01:18 hours) † |
| 105969 | Collins | Matt | M | NY | US | 32 | Crazy Mountain 100M 2024 (36 hours) † |
| 101990 | Collins | Tabatha | F | WA | US | 1 | Western States 100M 2024 (30 hours) † |
| 123174 | Collison | Kim | M | England | GB | 1 | Lakeland 100M 2024 (40 hours) |
| 114245 | Colls Avila | Oscar | M | Girona | ES | 4 | Istria by UTMB 168km 2024 (46 hours) |
| 123028 | Colovos | Chris | M | Or | US | 1 | Gorge Waterfalls 100km 2024 (18 hours) |
| 118865 | Colton | Casey | M | OR | US | 2 | Mountain Lakes 100M 2024 (30 hours) † |
| 117637 | Colvin | Kelsey | F | Western Australia | AU | 1 | Ultra-Trail Australia by UTMB 100km 2024 (19 hours) |
| 114883 | Colwell | Sarah | F | Maryland | US | 2 | Massanutten 100M 2024 (36 hours) † |
| 119986 | Comeaux | Ellen | F | GA | US | 1 | Umstead 100M 2024 (30 hours) |
| 121088 | Cometa | Thomas | M | New Jersey | US | 1 | Laurel Highlands 70.5M 2024 (20 hours) † |
| 123128 | COMINELLI | ALESSANDRO | M | ITALIA | IT | 1 | Tuscany Crossing 160km 2024 (32 hours) |
| 110827 | Commander | Bruce | U | FL | US | 4 | Vermont 100M 2024 (30 hours) |
| 123384 | Compagna | Josh | M | British Columbia | CA | 1 | Fat Dog 120M 2024 (48 hours) † |
| 103800 | Compagnone | Brian | M | VA | US | 1 | Western States 100M 2024 (30 hours) † |
| 109666 | Compan | Jennifer | F | WI | US | 8 | Bighorn 100M 2024 (35 hours) |
| 114965 | Comparin | Paolo | M | VR | IT | 2 | Grossglockner UltraTrail 110km 2024 (28 hours) |
| 102412 | Composto | Nicolas | M | MT | US | 16 | Bighorn 100M 2024 (35 hours) |
| 119602 | Condit | Adam | M | WI | US | 1 | Waldo 100km 2024 (18 hours) |
| 105940 | Condon | Brian | M | CO | US | 8 | Leadville Trail 100M 2024 (30 hours) |
| 105636 | Condrati | Cesar | M | Parana | BR | 16 | North Downs Way 100M 2024 (30 hours) |
| 114204 | Congdon | Jeff | M | WA | US | 4 | Bear, The 100M 2024 (36 hours) † |
| 115603 | Congram | Ben | M | Ontario | CA | 2 | Sulphur Springs 100M 2024 (30 hours) |
| 123290 | Conkle | Katie | F | CA | US | 1 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 116250 | Connell | Brendan | M | Arkansas | US | 2 | Georgia Death Race 74M 2024 (23 hours) † |
| 120356 | Connell | Jason | M | MI | US | 1 | Hennepin 100M 2024 (30 hours) † |
| 103165 | Connell | William | M | NY | US | 32 | Hellbender 100M 2024 (40 hours) |
| 102786 | Connelly | Chris | M | IL | US | 2 | Kettle Moraine 100M 2024 (30 hours) † |
| 122188 | Conner | Brandon | M | GA | US | 1 | Pinhoti 100M 2024 (31 hours) |
| 100517 | Conner | David | M | CO | US | 128 | Hennepin 100M 2024 (30 hours) † |
| 119576 | Conner | Gary | M | Tennessee | US | 1 | Rim to River 100M 2024 (32 hours) |
| 107234 | Conner | William | M | CA | US | 8 | Black Canyon 100km 2024 (17 hours) † |
| 101574 | Connolly | Nicholas | M | NV | US | 64 | Canyons by UTMB 100M 2024 (35 hours) |
| 122073 | Conraad | Bobby | M | IL | US | 1 | Tunnel Hill 100M 2023 (30 hours) † |
| 103047 | Conrad | Jacob | M | OH | US | 4 | Mohican 100M 2024 (32 hours) |
| 120179 | Conroy | Matthew | M | TX | US | 1 | Arkansas Traveler 100M 2024 (30 hours) |
| 112363 | Constable | Piers | M | CO | US | 4 | Run Rabbit Run (Tortoises) 100M 2024 (38 hours) † |
| 118170 | Constantino | Carlos | M | Oxfordshire | GB | 2 | South Downs Way 100M 2024 (30 hours) |
| 109305 | Conte | Julien | M | Quebec | CA | 4 | Ultra-Trail Harricana 125km 2024 (26 hours) |
| 111207 | Conti | Mike | M | Florida | US | 4 | Grindstone by UTMB 100km 2024 (19 hours) |
| 117974 | Contino | Robin | F | Maryland | US | 2 | Vermont 100M 2024 (30 hours) |
| 115911 | convery | rebecca | F | MD | US | 2 | Massanutten 100M 2024 (36 hours) |
| 114528 | Cook | Aaron | M | WI | US | 4 | Mountain Lakes 100M 2024 (30 hours) † |
| 118939 | Cook | Anne-Marie | F | NSW | AU | 2 | Ultra-Trail Australia by UTMB 100km 2024 (19 hours) |
| 102861 | Cook | Kelly | M | TX | US | 1 | Dinosaur Valley 100K 2023 (22 hours) |
| 116478 | Cook | Matthew | M | TN | US | 2 | Bear, The 100M 2024 (36 hours) † |
| 122915 | Cook | Richard | M | WA | US | 1 | Cascade Crest 100M 2024 (34 hours) † |
| 121411 | Cook | Robert | M | AZ | US | 1 | Black Canyon 100km 2024 (17 hours) |
| 101468 | Cook | Sean | M | VA | US | 16 | Canal Corridor 100M 2024 (30 hours) |
| 122709 | Cook | Tanner | M | KY | US | 1 | Mohican 100M 2024 (32 hours) |
| 110309 | Cooksey | Andy | M | Surrey | GB | 4 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 120872 | Cooley | Jorge | M | Baja California | MX | 1 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 103090 | Coolman | Mindy | F | NE | US | 16 | Cocodona 250M 2024 (125 hours) † |
| 115423 | Coombes | Drew | M | Nc | US | 2 | Waldo 100km 2024 (18 hours) † |
| 120594 | Coomes | Chad | M | OH | US | 1 | Canal Corridor 100M 2024 (30 hours) |
| 122799 | Coone | Lonnie | M | TX | US | 1 | Brazos Bend 100M 2024 (32 hours) † |
| 100100 | Cooper | Alan | M | GBR | GB | 32 | Ultra-Trail Snowdonia by UTMB 100km 2024 (28 hours) |
| 108048 | Cooper | Brandon | M | CO | US | 4 | Black Canyon 100km 2024 (17 hours) † |
| 113305 | Cooper | Brigitte | F | AB | CA | 4 | Black Canyon 100km 2024 (17 hours) † |
| 112176 | Cooper | Craig | M | Utah | US | 4 | Javelina Jundred 100M 2024 (30 hours) † |
| 112305 | Cooper | Kerry | F | Buckinghamshire | US | 2 | North Downs Way 100M 2024 (30 hours) |
| 118867 | Cooper | Luke | M | South Australia | AU | 2 | Surf Coast Century 100km 2024 (16 hours) |
| 114867 | Cooper | Lyndon | M | Essex | GB | 2 | Transgrancanaria 125km 2024 (28 hours) |
| 118011 | Cooper | Samuel | M | CA | US | 2 | Cocodona 250M 2024 (125 hours) |
| 119722 | Coowar-beaujeu | Reaz | M | 69 | FR | 1 | Les Coursières des Hauts du Lyonnais 111km 2024 (20 hours) |
| 122364 | Copeland | Josh | M | Ontario | CA | 1 | Sulphur Springs 100M 2024 (30 hours) |
| 118479 | Copenhafer | Jordan | M | Pennsylvania | US | 2 | Rim to River 100M 2024 (32 hours) |
| 122689 | Copland | Lydia | F | BC | CA | 1 | Sulphur Springs 100M 2024 (30 hours) |
| 120815 | COPPERE | Pierre-Henry | M | London | GB | 1 | Ultra-Trail Snowdonia by UTMB 100km 2024 (28 hours) |
| 112323 | Corbett | Austin | M | AZ | US | 4 | Cocodona 250M 2024 (125 hours) † |
| 101531 | Corbett | Michelle | F | CA | US | 16 | Cuyamaca 100km 2024 (17 hours) |
| 101077 | Corbett | Sam | M | CA | US | 16 | Canadian Death Race 118km 2024 (24 hours) |
| 120153 | Corbett | Sheila | F | British Columbia | CA | 1 | Canadian Death Race 118km 2024 (24 hours) |
| 103029 | Corbett | Trish | F | AZ | US | 8 | Oregon Cascades 100M 2024 (32:01:18 hours) † |
| 112767 | Corcione | Joseph | M | Arizona | US | 4 | Cocodona 250M 2024 (125 hours) † |
| 120435 | Corcoran | Louis | M | Colorado | US | 1 | Never Summer 100km 2024 (23 hours) † |
| 117653 | Corcoran | Robert | M | MO | US | 2 | Never Summer 100km 2024 (23 hours) |
| 119613 | Cordeiro | Arthur | M | SP | BR | 1 | Tor des Géants 330km 2024 (132 hours) |
| 122252 | Cordeiro | Daryll | M | Mississippi | US | 1 | Arkansas Traveler 100M 2024 (30 hours) |
| 123236 | CORDEIRO | NILTON | M | MG | BR | 1 | Canyons by UTMB 104km 2024 (20 hours) |
| 122668 | Cordey | Pierre-André | M | Fribourg | CH | 1 | SwissPeaks 170km 2024 (58 hours) |
| 122469 | Cordova | Connor | M | TX | US | 1 | Brazos Bend 100M 2024 (32 hours) † |
| 112095 | Corey | Adam | M | NC | US | 4 | No Business 100M 2024 (34 hours) |
| 105224 | Corey | Brian | M | UT | US | 2 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 117422 | Corey | John | M | OH | US | 2 | Canal Corridor 100M 2024 (30 hours) |
| 105197 | Corgard | Brian | M | MN | US | 64 | Hennepin 100M 2024 (30 hours) † |
| 115845 | Coriele | Silvia | F | Varese | IT | 2 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 117658 | Corinne | Michaud | F | Chamonix | FR | 2 | TDS (Sur les Traces des Ducs de Savoie) 147km 2024 (45:30 hours) |
| 122663 | Corlis | Phil | M | NSW | AU | 1 | Ultra-Trail Australia by UTMB 100km 2024 (19 hours) |
| 116609 | Corman | Casey | M | California | US | 2 | Canyons by UTMB 104km 2024 (20 hours) |
| 113475 | CORNUAU | Damien | M | Hauts de France | FR | 4 | Endurance Trail des Templiers 105km 2024 (19 hours) |
| 109966 | Corona | Vincent | M | Tennessee | US | 8 | Indiana 100M 2024 (30 hours) |
| 119817 | corre | bruno | M | Rhône | FR | 1 | Les Coursières des Hauts du Lyonnais 111km 2024 (20 hours) |
| 119771 | Correia Pereira | Joao | M | Lisboa | PT | 1 | Tor des Géants 330km 2024 (132 hours) |
| 107196 | Corrigan | Rachel | F | Virginia | US | 8 | Cruel Jewel 106M 2024 (48 hours) † |
| 116556 | Corso | Elia | M | Italia | IT | 2 | TDS (Sur les Traces des Ducs de Savoie) 147km 2024 (45:30 hours) |
| 119310 | cortez | daniel | M | Texas | US | 1 | Canyons by UTMB 104km 2024 (20 hours) |
| 120654 | Cortez | Victor | M | CA | US | 1 | Javelina Jundred 100M 2024 (30 hours) † |
| 115842 | Corti | Caterina | F | Italia | IT | 2 | Tuscany Crossing 160km 2024 (32 hours) |
| 118012 | Cortinovis | Oscar | M | Bergamo | IT | 2 | Abbots Way 125km 2024 (28 hours) |
| 121685 | Corvasier | Adrien | M | Haute savoie | FR | 1 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 117505 | Cossey | Joseph | M | BC | CA | 2 | Madeira Island Ultra-Trail 115km 2024 (29 hours) |
| 110362 | Costa | Brandon | M | CA | US | 4 | Rio Del Lago 100M 2024 (30 hours) |
| 115693 | Costarangos | Monica | F | Panama | PA | 1 | Grindstone by UTMB 100M 2024 (36 hours) |
| 106751 | Costello | Robert | M | 4 | Courmayeur Champex Chamonix (CCC) 100km 2024 (25 hours) | ||
| 109438 | Costilow | Brian | M | TN | US | 8 | Hardrock 100M 2024 (48 hours) † |
| 120797 | Cote-Gadoua | Aymeric | M | Québec | CA | 1 | Quebec Mega Trail 100M 2024 (40 hours) |
| 101890 | Cothenet | Paul | M | CA | US | 8 | Miwok 100km 2024 (15:30:59 hours) |
| 111880 | Cotton | Ryan | M | Washington | US | 4 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 118478 | Cottrell | Alec | M | MT | US | 2 | Javelina Jundred 100M 2024 (30 hours) |
| 105992 | Cottrell | Jesse | M | WV | US | 16 | Rim to River 100M 2024 (32 hours) |
| 112730 | Coubrough | Benn | M | New South Wales | AU | 4 | Kosciusko by UTMB 100km 2023 (23 hours) |
| 104144 | Coughlan | Sean | M | AR | US | 32 | Arkansas Traveler 100M 2024 (30 hours) |
| 123348 | Coughlin | Charles | M | OR | US | 1 | Gorge Waterfalls 100km 2024 (18 hours) |
| 119992 | Coughlin | Chris | M | Massachusetts | US | 1 | Quebec Mega Trail 110km 2024 (22 hours) |
| 101962 | Coughlin | Drew | M | CA | US | 16 | Angeles Crest 100M 2024 (33 hours) † |
| 120396 | Coulombe | Gervais | M | Quebec | CA | 1 | Ultra-Trail Harricana 125km 2024 (26 hours) |
| 104037 | Coulombe | Martin | M | ON | CA | 8 | Bigfoot 206M 2024 (100 hours) † |
| 121230 | Coulombel | Gael | M | France | FR | 1 | Tarawera by UTMB 102km 2024 (17 hours) |
| 120929 | Coulter | Trevor | M | NJ | US | 1 | Zion 100M 2024 (36 hours) |
| 118626 | Court | Sylvain | M | Savoie | FR | 2 | Endurance Trail des Templiers 105km 2024 (19 hours) |
| 122298 | Courtney | Catriona | F | Cork | IE | 1 | Kerry Way Ultra 193km 2024 (40 hours) |
| 102185 | Coury | Jamil | M | AZ | US | 128 | Hardrock 100M 2024 (48 hours) † |
| 104119 | Cousinie | Mathieu | M | FRA | FR | 8 | Courmayeur Champex Chamonix (CCC) 100km 2024 (25 hours) |
| 122900 | Cousins | John | M | New South Wales | AU | 1 | Kosciusko by UTMB 100M 2023 (36 hours) |
| 121052 | Cousins | Sion | M | New South Wales | AU | 1 | Kosciusko by UTMB 100M 2023 (36 hours) |
| 119597 | Coutu | Michael | M | MD | US | 1 | Kerry Way Ultra 193km 2024 (40 hours) |
| 119809 | Couturier | Matthieu | M | QC | CA | 1 | Quebec Mega Trail 100M 2024 (40 hours) |
| 108407 | Couvreux | Brendan | M | Colorado | US | 8 | Beaverhead 100km 2024 (20 hours) |
| 121169 | Cover | Katherine | F | VIC | AU | 1 | Surf Coast Century 100km 2024 (16 hours) |
| 123328 | Covi | Matteo | M | Italy | IT | 1 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 120085 | Cowan | Eric | M | Ontario | CA | 1 | Sulphur Springs 100km 2024 (18 hours) |
| 114871 | Cowart | Michael | M | CO | US | 2 | San Diego 100M 2024 (32 hours) † |
| 111891 | Cox | Charlotte | F | Ca | US | 4 | California Fall Classic at Lake Sonoma 100km 2024 (18 hours) † |
| 102976 | Cox | Kevin | M | TN | US | 128 | Zion 100km 2024 (19 hours) |
| 120267 | Cox | Melody | F | Ca | US | 1 | Javelina Jundred 100M 2024 (30 hours) † |
| 106005 | Cox | Phil | M | CA | US | 32 | Rio Del Lago 100M 2024 (30 hours) |
| 110045 | Cox | Ryan | M | MD | US | 4 | Transjeju by UTMB 112km 2024 (27 hours) |
| 104877 | Cox | Samuel | M | CA | US | 4 | Leona Divide 100km 2024 (16 hours) † |
| 102463 | Cox | Stuart | M | AUS | AU | 32 | Surf Coast Century 100km 2024 (16 hours) |
| 109437 | Coxe | Chuck | M | NV | US | 8 | Black Canyon 100km 2024 (17 hours) † |
| 112342 | Coy | Andrew | M | NY | US | 4 | Tarawera by UTMB 102km 2024 (17 hours) |
| 102808 | Coyle | Joseph | M | PA | US | 64 | Quebec Mega Trail 100M 2024 (40 hours) |
| 115898 | Cozad | Jared | M | CA | US | 2 | Bigfoot 206M 2024 (100 hours) † |
| 109057 | Craig | Jason | M | ACT | AU | 4 | Ultra-Trail Australia by UTMB 100km 2024 (19 hours) |
| 119339 | Craig | Nicholas | M | Porirua | NZ | 1 | Tarawera by UTMB 100M 2024 (30 hours) |
| 118075 | Crain | Austin | M | TX | US | 2 | Javelina Jundred 100M 2024 (30 hours) † |
| 115025 | Crain | Darrell | M | TX | US | 2 | Javelina Jundred 100M 2024 (30 hours) † |
| 108870 | Cramer | Carmen | F | NY | US | 4 | HOKA Rocky Raccoon 100M 2024 (30 hours) |
| 116994 | Crane | Corrie | F | CO | US | 2 | Leadville Trail 100M 2024 (30 hours) |
| 111669 | Crane | Evan | M | Scotland | GB | 4 | South Downs Way 100M 2024 (30 hours) |
| 120425 | Crane | Katie | F | CA | US | 1 | Kodiak Ultra Marathons by UTMB 100M 2024 (35 hours) |
| 111753 | Crawford | Alan | M | Scotland | GB | 2 | Kosciusko by UTMB 100M 2023 (36 hours) |
| 118607 | Crawford | Matt | M | Taranaki | NZ | 2 | Tarawera by UTMB 102km 2024 (17 hours) |
| 108601 | Crawford | Sam | M | London | GB | 8 | Autumn 100M 2024 (28 hours) |
| 112144 | Creed | Michael | M | WA | US | 4 | Cascade Crest 100M 2024 (34 hours) † |
| 114180 | Crellin | Alexis | F | Utah | US | 4 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 108808 | CRENIER | Thomas | U | France | FR | 2 | Val d'Aran by UTMB - Camins de Hèr 110km 2024 (26 hours) |
| 115435 | Crespo | Daniel | M | CO | US | 2 | Leadville Trail 100M 2024 (30 hours) |
| 117278 | cretton | morgane | F | france | FR | 2 | TDS (Sur les Traces des Ducs de Savoie) 147km 2024 (45:30 hours) |
| 122380 | Crevecoeur | Guillaume | M | Oost-Vlaanderen | BE | 1 | Trail Alsace Grand Est by UTMB - Ultra-Trail des Chevaliers 173km 2024 (40 hours) |
| 118568 | Crewe | Thomas | M | Greater London | GB | 2 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 100504 | Crews | Brandon | M | NC | US | 1 | Western States 100M 2024 (30 hours) † |
| 117475 | Cribbes | Anthony | M | VIC | AU | 2 | Surf Coast Century 100km 2024 (16 hours) |
| 114331 | Crismon | Joseph | M | IL | US | 2 | Tunnel Hill 100M 2023 (30 hours) † |
| 121749 | Crispin | Darla | F | Surrey | GB | 1 | South Downs Way 100M 2024 (30 hours) |
| 122536 | Crockett | Brett | M | QLD | AU | 1 | Blackall 100km 2024 (18 hours) |
| 108346 | Croisant | Lauren | F | Ohio | US | 8 | Twisted Branch 100km 2024 (20 hours) † |
| 113665 | Crombez | Andi | M | Oost-Vlaanderen | BE | 4 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 112409 | Cromwell | Joshua | M | Virginia | US | 2 | Worlds End 100km 2024 (19 hours) |
| 121173 | Cronk | Allison | F | CA | US | 1 | Black Canyon 100km 2024 (17 hours) † |
| 108622 | Crosby | Cole | M | Rhode Island | US | 8 | Pinhoti 100M 2024 (31 hours) |
| 119697 | Cross | Brenda | F | IN | US | 1 | Hennepin 100M 2024 (30 hours) † |
| 120028 | Cross | Jim | M | Virginia | US | 1 | Grindstone by UTMB 100M 2024 (36 hours) |
| 119732 | Cross | Ridge | M | Western Cape | ZA | 1 | Ultra-Trail Cape Town 100M 2023 (45 hours) |
| 103861 | Crossman | James | M | BC | CA | 8 | Courmayeur Champex Chamonix (CCC) 100km 2024 (25 hours) |
| 121187 | Croteau | Jean-Francois | M | CA | US | 1 | Kodiak Ultra Marathons by UTMB 100km 2024 (18 hours) |
| 111800 | Crouzier | Nicolas | M | MD | US | 4 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 119783 | Crovara | Federico | M | Western Australia | AU | 1 | Ultra-Trail Australia by UTMB 100km 2024 (19 hours) |
| 104560 | Crow | Tim | M | OH | US | 2 | No Business 100M 2024 (34 hours) |
| 115248 | Crowe | Darren | M | Limerick | IE | 2 | Kerry Way Ultra 101km 2024 (20 hours) |
| 116315 | Crowe | Robert | N | MI | US | 2 | Hallucination (Run Woodstock) 100M 2024 (30 hours) |
| 119784 | Crowther | Bill | M | East Yorkshire | GB | 1 | Lakeland 100M 2024 (40 hours) |
| 112485 | Crozier | Ian | M | Essex | GB | 4 | South Downs Way 100M 2024 (30 hours) |
| 120817 | Crozier | Michael | M | South Yorkshire | GB | 1 | South Downs Way 100M 2024 (30 hours) |
| 122965 | Cruise | Eleanor | F | OR | US | 1 | Mountain Lakes 100M 2024 (30 hours) † |
| 105055 | Crumley | Brent | M | ID | US | 4 | Bryce 100M 2024 (36 hours) |
| 121158 | Cruse | Dan | M | QLD | AU | 1 | Blackall 100km 2024 (18 hours) |
| 111597 | Crutchley | Michael | M | CT | US | 2 | South Downs Way 100M 2024 (30 hours) |
| 116080 | Cruz | Janssen | M | Tondo | PH | 2 | Arc of Attrition by UTMB 100M 2024 (36 hours) |
| 108006 | Cruz | Jose | M | Utah | US | 8 | Bear, The 100M 2024 (36 hours) † |
| 121678 | Cruz | Juan | M | California | US | 1 | Kodiak Ultra Marathons by UTMB 100M 2024 (35 hours) |
| 118987 | Cruz Bravo | Jorge | M | Ciudad de México | MX | 2 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 123055 | Cubit | Tom | M | Alaska | US | 1 | Umstead 100M 2024 (30 hours) |
| 121021 | Cudak | Mark | M | FL | US | 1 | Long Haul 100M 2024 (30 hours) † |
| 122891 | Cuenca Montero | José Luis | M | Malaga | US | 1 | Nice Côte d'Azur by UTMB 107km 2024 (28 hours) |
| 111524 | Cuffe | Michael | M | Victoria | AU | 4 | Ultra-Trail Australia by UTMB 100km 2024 (19 hours) |
| 119683 | Culbertson | Ashlyn | F | OH | US | 1 | Mohican 100M 2024 (32 hours) |
| 123225 | Cull | Andrew | M | NSW | AU | 1 | Kosciusko by UTMB 100M 2023 (36 hours) |
| 103004 | Culmo | Brian | M | UT | US | 16 | Run Rabbit Run (Hares) 100M 2024 (38 hours) † |
| 121997 | Culotta | Harrison | M | CA | US | 1 | Javelina Jundred 100M 2024 (30 hours) † |
| 102715 | Culp | Kelvin | M | TX | US | 32 | Tunnel Hill 100M 2023 (30 hours) † |
| 104271 | Culpepper | Chris | M | TX | US | 1 | Western States 100M 2024 (30 hours) † |
| 106161 | Cummings | Alex | M | CO | US | 8 | High Lonesome 100M 2024 (37 hours) |
| 122855 | Cummings | Brett | M | California | US | 1 | Rio Del Lago 100M 2024 (30 hours) |
| 116566 | Cummings | Steevo | M | Pa | US | 2 | Laurel Highlands 70.5M 2024 (20 hours) † |
| 111130 | Cummins | Matt | M | New Jersey | US | 4 | Twisted Branch 100km 2024 (20 hours) |
| 105720 | Cundy | Lance | M | MN | US | 16 | Siskiyou Out Back 100km 2024 (18 hours) † |
| 114937 | Cunha-Rigby | Matthew | M | CA | US | 2 | High Lonesome 100M 2024 (37 hours) |
| 123227 | Cunningham | Eamonn | M | NSW | AU | 1 | Ultra-Trail Australia by UTMB 100km 2024 (19 hours) |
| 110562 | Cunningham | Ian | M | Munster | IE | 2 | Kerry Way Ultra 193km 2024 (40 hours) |
| 101633 | Cunningham | Jake | M | CA | US | 16 | Black Canyon 100km 2024 (17 hours) † |
| 104386 | Cunningham | Richie | M | UT | US | 2 | Crazy Mountain 100M 2024 (36 hours) † |
| 112901 | Cupiał | Jacek | M | Slaskie | PL | 4 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 114345 | Curiston | Perry | M | Ontario | CA | 2 | Sulphur Springs 100M 2024 (30 hours) |
| 100846 | Curitomay | Kelyn | F | CA | US | 4 | Cuyamaca 100km 2024 (17 hours) |
| 101650 | Curley | Matt | M | IL | US | 64 | Grindstone by UTMB 100km 2024 (19 hours) |
| 120885 | Curran | Martyn | M | Ontario | CA | 1 | Sulphur Springs 100km 2024 (18 hours) |
| 116732 | Currie | James | M | QLD | AU | 2 | Surf Coast Century 100km 2024 (16 hours) |
| 117183 | Curry | Katie | F | BC | CA | 2 | Canadian Death Race 118km 2024 (24 hours) |
| 108172 | Curry | Michael | M | CA | US | 4 | Angeles Crest 100M 2024 (33 hours) † |
| 103868 | Curtin | David | M | IN | US | 128 | Black Canyon 100km 2024 (17 hours) † |
| 109910 | Curtin | Jim | M | IL | US | 4 | Black Canyon 100km 2024 (17 hours) † |
| 100724 | Curtin | Kyle | M | CO | US | 4 | Hellbender 100M 2024 (40 hours) |
| 109195 | Curtis | Anna | F | WI | US | 8 | Javelina Jundred 100M 2024 (30 hours) † |
| 121854 | Curtis | Christopher | M | California | US | 1 | San Diego 100M 2024 (32 hours) † |
| 121937 | Curtis | Kory | M | TX | US | 1 | Brazos Bend 100M 2024 (32 hours) † |
| 117116 | Cush | Kate | F | NSW | AU | 2 | Kosciusko by UTMB 100km 2023 (23 hours) |
| 121913 | Cusimano | Baptiste | M | Camden | GB | 1 | Endurance Trail des Templiers 105km 2024 (19 hours) |
| 111552 | Cusumano | Brandon | M | MI | US | 2 | Tunnel Hill 100M 2023 (30 hours) † |
| 115966 | Cutler | Jonathan | M | Hampshire | GB | 2 | South Downs Way 100M 2024 (30 hours) |
| 104758 | Cuttle | Ben | M | GBR | GB | 16 | Arc of Attrition by UTMB 100M 2024 (36 hours) |
| 106759 | Cvetkovas | Valerijus | M | Vilnius | LT | 4 | Kierat 100km 2024 (27 hours) |
| 123339 | Cwiekala | Michal | M | Derbyshire | GB | 1 | Lakeland 100M 2024 (40 hours) |
| 102289 | Cygan | Piotr | M | POL | PL | 64 | Krakonosova Stovka 100km 2024 (22 hours) |
| 100893 | Cyphers | Meaghan | F | CO | US | 16 | Black Canyon 100km 2024 (17 hours) † |
| 121756 | Czajka | Jeffrey | M | WA | US | 1 | Bigfoot 206M 2024 (100 hours) † |
| 100393 | Czapski | Piotr | M | POL | PL | 64 | Azores Trail Run (Whalers' Great Route) 118km 2024 (26 hours) |
| 103323 | D'Alessio | Joseph | M | MA | US | 128 | Cascade Crest 100M 2024 (34 hours) † |
| 121290 | D'Aloisio | Derek | M | AB | CA | 1 | Canadian Death Race 118km 2024 (24 hours) |
| 116525 | D'Ambrosia | Katie | F | PA | US | 2 | Javelina Jundred 100M 2024 (30 hours) † |
| 103592 | D'Souza | Kieren | M | IND | IN | 4 | Courmayeur Champex Chamonix (CCC) 100km 2024 (25 hours) |
| 121918 | DA SILVA | CAMILLA | F | MINAS GERAIS | BR | 1 | Paraty Brazil by UTMB 108km 2024 (26 hours) |
| 122462 | da Silva Saltori | Letícia | F | Paraná | BR | 1 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 122216 | Daams | Christophe | M | Nord | FR | 1 | Madeira Island Ultra-Trail 115km 2024 (29 hours) |
| 110345 | Daane | Lisa | F | Nevada | US | 4 | Cocodona 250M 2024 (125 hours) |
| 108468 | Dąbrowski | Kamil | M | dolnośląskie | PL | 4 | TDS (Sur les Traces des Ducs de Savoie) 147km 2024 (45:30 hours) |
| 120221 | Dacko | Benjamin | M | NV | US | 1 | Hennepin 100M 2024 (30 hours) † |
| 107859 | Daff | Jody | F | Victoria | AU | 4 | Guzzler Ultra 100km 2024 (24 hours) |
| 122999 | Dagenais | Maude | F | QC | CA | 1 | SwissPeaks 100km 2024 (28 hours) |
| 106392 | Dagnino Marquez | Gean Ivan | M | MEX | MX | 256 | San Diego 100M 2024 (32 hours) † |
| 116351 | DAGostini | MIke | M | CA | US | 2 | Zion 100km 2024 (19 hours) |
| 115280 | Dagostino | Stefano | M | Torino | IT | 2 | Julian Alps Trail Run by UTMB 120km 2024 (26 hours) |
| 115673 | Dahl Sommerseth | Stian | M | Oslo | NO | 2 | Courmayeur Champex Chamonix (CCC) 100km 2024 (25 hours) |
| 109957 | Dahlgren | Anders | M | Göteborg | SE | 2 | Kullamannen by UTMB 100M 2024 (32 hours) |
| 103222 | Dai | William | M | CA | US | 128 | Cascade Crest 100M 2024 (34 hours) † |
| 104245 | Dailey | Bruce | M | ME | US | 128 | Leadville Trail 100M 2024 (30 hours) |
| 100858 | Dains | Brad | M | IA | US | 64 | Hennepin 100M 2024 (30 hours) † |
| 104607 | Dalal | Satpal | M | CA | US | 8 | Quicksilver 100km 2024 (17 hours) † |
| 111148 | Dale | Kieran | M | Surrey | GB | 4 | North Downs Way 100M 2024 (30 hours) |
| 120062 | Dale | Trevor | M | Ontario | CA | 1 | Sulphur Springs 100M 2024 (30 hours) |
| 123106 | Dalla Costa | Nicola | M | Trento | IT | 1 | Lavaredo Ultra Trail by UTMB 120km 2024 (26 hours) |
| 103633 | Dalmasso | Luca | M | ITA | IT | 64 | Ultra Trail do Marão 110km 2024 (30 hours) |
| 100885 | Dalton | Christopher | M | CA | US | 16 | Quicksilver 100km 2024 (17 hours) † |
| 123298 | Daly | James | M | Berkshire | GB | 1 | Thames Path 100M 2024 (28 hours) |
| 111683 | Daly | John | M | North Carolina | US | 2 | Umstead 100M 2024 (30 hours) |
| 102569 | Daly | Michael | M | CA | US | 1 | Western States 100M 2024 (30 hours) † |
| 122693 | Daly | Michael | M | ACT | AU | 1 | Kosciusko by UTMB 100km 2023 (23 hours) |
| 120718 | Daly | Teresa | F | California | US | 1 | California Fall Classic at Lake Sonoma 100km 2024 (18 hours) † |
| 121458 | Damarad | Aleksandr | M | Moscow | RU | 1 | Golden Ring 100km 2024 (18 hours) |
| 119244 | Damasceno | Nuno | M | Lisbon | PT | 1 | Azores Trail Run (Whalers' Great Route) 118km 2024 (26 hours) |
| 122007 | Damazo | Jason | M | WA | US | 1 | Zion 100km 2024 (19 hours) |
| 116298 | Dambrosio | Marc | M | Arizona | US | 2 | HOKA Rocky Raccoon 100M 2024 (30 hours) |
| 116352 | Dameno | Andrea | M | Milano | IT | 2 | Lavaredo Ultra Trail by UTMB 120km 2024 (26 hours) |
| 102621 | Damone | Darren | M | PA | US | 16 | Miwok 100km 2024 (15:30:59 hours) |
| 116562 | Damveld | Mark | M | Michigan | US | 2 | Indiana 100M 2024 (30 hours) |
| 110311 | Dana | Aaron | M | NY | US | 4 | Crazy Mountain 100M 2024 (36 hours) † |
| 114697 | Danaher | Sean | M | OR | US | 1 | Mountain Lakes 100M 2024 (30 hours) † |
| 120373 | Dancaster | Whitney | F | FL | US | 1 | Long Haul 100M 2024 (30 hours) † |
| 120825 | Dani | David | M | OK | US | 1 | Arkansas Traveler 100M 2024 (30 hours) |
| 100951 | Daniel | Natalie | F | NC | US | 16 | Georgia Death Race 74M 2024 (23 hours) † |
| 117923 | Daniel | Philippe | M | Singapore | SG | 2 | Doi Inthanon Thailand by UTMB 104km 2023 (30 hours) |
| 105592 | Daniel | Samantha | F | CA | US | 8 | Javelina Jundred 100M 2024 (30 hours) † |
| 118254 | Daniels | Alex | M | AZ | US | 2 | Black Canyon 100km 2024 (17 hours) † |
| 123316 | Daniels | Phil | M | Oregon | US | 1 | Mountain Lakes 100M 2024 (30 hours) † |
| 120853 | Danillon | Mathias | M | Occitanie | FR | 1 | TDS (Sur les Traces des Ducs de Savoie) 147km 2024 (45:30 hours) |
| 121887 | DANJOU | Alexandre | M | FRANCE | FR | 1 | Nice Côte d'Azur by UTMB 159km 2024 (48 hours) |
| 104402 | Danyliw | Roman | M | PA | US | 32 | Hallucination (Run Woodstock) 100M 2024 (30 hours) |
| 113491 | Darbyshire | Mark | M | West Midlands | GB | 2 | Lakeland 100M 2024 (40 hours) |
| 102926 | Darden | Shane | M | OR | US | 16 | Kodiak Ultra Marathons by UTMB 100km 2024 (18 hours) |
| 108643 | Darigo | Austin | M | PA | US | 8 | Long Haul 100M 2024 (30 hours) † |
| 119493 | Darkazalli | Jennifer | F | NY | US | 1 | Cuyamaca 100km 2024 (17 hours) |
| 104715 | Darley | Vince | M | GBR | GB | 8 | South Downs Way 100M 2024 (30 hours) |
| 115110 | Darnand | Emilie | F | Rhône | FR | 2 | TDS (Sur les Traces des Ducs de Savoie) 147km 2024 (45:30 hours) |
| 122080 | Darnell | Max | M | WA | US | 1 | Cascade Crest 100M 2024 (34 hours) † |
| 122636 | Darr | Owen | M | CO | US | 1 | Run Rabbit Run (Tortoises) 100M 2024 (38 hours) † |
| 103755 | Dart | Hank | M | ID | US | 4 | Canyons by UTMB 104km 2024 (20 hours) |
| 119772 | Darvey | Fabrice | M | France | FR | 1 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 112096 | Dash | Bharat | M | PA | US | 1 | Worlds End 100km 2024 (19 hours) |
| 119228 | DaSilva | Jessica | F | CT | US | 1 | Zion 100km 2024 (19 hours) |
| 119826 | Date | Kyoko | F | Tokyo | JP | 1 | Okushinano 100km 2024 (21 hours) |
| 111165 | Datema | Jared | M | Alabama | US | 4 | Long Haul 100M 2024 (30 hours) |
| 107805 | Dattatreya | Robi | M | Noord Holland | NL | 8 | Grossglockner UltraTrail 110km 2024 (28 hours) |
| 116383 | Daulton | Heidi | F | CA | US | 2 | Miwok 100km 2024 (15:30:59 hours) |
| 105285 | Davery | Gilles | M | CA | US | 1 | California Fall Classic at Lake Sonoma 100km 2024 (18 hours) † |
| 111710 | david | ivanoff | M | 170 chemin des charmilles | FR | 2 | Trail Alsace Grand Est by UTMB - Ultra-Trail des Païens 109km 2024 (21 hours) |
| 115349 | DAVID | Ludovic | M | Haut de Seine | FR | 2 | Trail du Saint-Jacques by UTMB 130km 2024 (28 hours) |
| 120307 | David | Thad | M | CO | US | 1 | Kodiak Ultra Marathons by UTMB 100km 2024 (18 hours) |
| 113595 | David | TJ | M | CO | US | 1 | Western States 100M 2024 (30 hours) † |
| 122395 | Davidson | Kevin | M | GM | GB | 1 | Transgrancanaria 125km 2024 (28 hours) |
| 105262 | Davidson | Sara | F | MD | US | 32 | Canal Corridor 100M 2024 (30 hours) |
| 115611 | Davidson | Taylor | M | Tennessee | US | 2 | No Business 100M 2024 (34 hours) |
| 104684 | Davies | Dai | M | GBR | GB | 32 | Istria by UTMB 168km 2024 (46 hours) |
| 116049 | Davies | Eric | M | CA | US | 2 | Canyons by UTMB 104km 2024 (20 hours) |
| 122346 | Davies | Gareth | M | Cumbria | GB | 1 | Lakeland 100M 2024 (40 hours) |
| 107468 | Davies | James | M | Virginia | US | 8 | Hellgate 100km 2023 (17 hours) |
| 112971 | Davies | Justin | M | OR | US | 4 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 108984 | Davies | Megan | F | Other | GB | 4 | TDS (Sur les Traces des Ducs de Savoie) 147km 2024 (45:30 hours) |
| 112347 | Davies | Ronald | M | Berkshire | GB | 4 | South Downs Way 100M 2024 (30 hours) |
| 119521 | davila | juan manuel | M | Bogota | CO | 1 | Kodiak Ultra Marathons by UTMB 100M 2024 (35 hours) |
| 112722 | DAVIN | GUILLAUME | M | PARIS | FR | 4 | Mozart by UTMB 108km 2024 (22 hours) |
| 105134 | Davis | Aaron | M | ID | US | 16 | Cascade Crest 100M 2024 (34 hours) † |
| 108478 | Davis | Allen | M | West Glamorgan | GB | 2 | Autumn 100M 2024 (28 hours) |
| 122256 | Davis | Bec | F | NSW | AU | 1 | Ultra-Trail Australia by UTMB 100km 2024 (19 hours) |
| 112009 | Davis | Brad | M | CO | US | 2 | Run Rabbit Run (Tortoises) 100M 2024 (38 hours) † |
| 121040 | Davis | Brandon | M | NC | US | 1 | Grindstone by UTMB 100km 2024 (19 hours) |
| 121039 | Davis | Cody | M | Oregon | US | 1 | IMTUF 100M 2024 (36 hours) † |
| 122387 | Davis | Eric | M | Central Bohemia | CZ | 1 | Indiana 100M 2024 (30 hours) |
| 109458 | Davis | Ethan | M | ID | US | 8 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 101105 | Davis | Heather | F | AB | CA | 2 | Lost Soul Ultra 100km 2024 (21 hours) † |
| 106763 | Davis | Hugh | M | OR | US | 256 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 122354 | Davis | James | M | OR | US | 1 | Oregon Cascades 100M 2024 (32:01:18 hours) † |
| 110404 | Davis | Jon | M | CO | US | 2 | Hardrock 100M 2024 (48 hours) † |
| 110894 | Davis | Jonathan | M | NC | US | 8 | Rim to River 100M 2024 (32 hours) |
| 112052 | Davis | Justin | M | FL | US | 4 | Long Haul 100M 2024 (30 hours) † |
| 108153 | Davis | Kehr | F | MA | US | 4 | Twisted Branch 100km 2024 (20 hours) |
| 114442 | Davis | Kevin | M | New South Wales | AU | 2 | Surf Coast Century 100km 2024 (16 hours) |
| 119508 | Davis | Kyle | M | Louisiana | US | 1 | HOKA Bandera 100km 2024 (17 hours) |
| 121774 | Davis | Lee | M | MS | US | 1 | Tunnel Hill 100M 2023 (30 hours) † |
| 103440 | Davis | Loren | M | MT | US | 64 | Hardrock 100M 2024 (48 hours) † |
| 100775 | Davis | Mary Deane | F | GA | US | 4 | Long Haul 100M 2024 (30 hours) |
| 122940 | Davis | Ryan | M | Tennessee | US | 1 | Cruel Jewel 106M 2024 (48 hours) † |
| 107264 | Davis | Scott | M | Florida | US | 8 | Bear, The 100M 2024 (36 hours) † |
| 117926 | Davis | Tim | M | OH | US | 2 | Canyons by UTMB 104km 2024 (20 hours) |
| 100437 | Davis | Tobey | F | GA | US | 16 | Canal Corridor 100M 2024 (30 hours) |
| 118868 | Davis | Wyatt | M | OR | US | 2 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 105268 | Dawes | Jaime | F | NM | US | 32 | Sean O'Brien 100km 2024 (16 hours) † |
| 114823 | Dawson | Garth | M | Auckland | NZ | 2 | Nice Côte d'Azur by UTMB 159km 2024 (48 hours) |
| 115930 | Dawson | Jonathan | M | California | US | 2 | Pine to Palm 100M 2024 (34 hours) † |
| 112895 | Dawson | Lynsey | F | Cumbria | GB | 4 | Thames Path 100M 2024 (28 hours) |
| 121132 | Dawson | Tessa | F | CO | US | 1 | High Lonesome 100M 2024 (37 hours) |
| 118398 | Day | Eugene | M | WA | US | 2 | Oregon Cascades 100M 2024 (32:01:18 hours) † |
| 108949 | Day | Peter | M | North Yorkshire | GB | 2 | Autumn 100M 2024 (28 hours) |
| 102042 | Day | Steve | M | BC | CA | 4 | Canyons by UTMB 100M 2024 (35 hours) |
| 104310 | Daylor | Shaun | M | MA | US | 1 | Western States 100M 2024 (30 hours) † |
| 120191 | Days | Garland | M | OR | US | 1 | Waldo 100km 2024 (18 hours) † |
| 120917 | de Abreu Ferreira | Daniel | M | Rio de Janeiro | BR | 1 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 102143 | De araujo Porto | Rafael | M | BRA | BR | 8 | Tor des Géants 330km 2024 (132 hours) |
| 120260 | De Baene | Kim | F | QC | CA | 1 | Ultra-Trail Harricana 125km 2024 (26 hours) |
| 119252 | De Costa | Jesse | M | NSW | AU | 1 | Ultra-Trail Australia by UTMB 100km 2024 (19 hours) |
| 116385 | De Gasperi | Roberto | M | Italy | IT | 2 | Tuscany Crossing 103km 2024 (21 hours) |
| 119315 | de Graaf | Chris | M | Nova Scotia | CA | 1 | Ultra-Trail Snowdonia by UTMB 100km 2024 (28 hours) |
| 109433 | de Groof | Shawn | M | California | US | 8 | Canyons by UTMB 104km 2024 (20 hours) |
| 115049 | de los Cobos | Brian | M | CA | US | 2 | Black Canyon 100km 2024 (17 hours) † |
| 101876 | De Louche | Rik | M | GBR | GB | 2 | Doi Inthanon Thailand by UTMB 104km 2023 (30 hours) |
| 120008 | De Medeiros Soares | Marcelo | M | Rio Grande do Sul | BR | 1 | Paraty Brazil by UTMB 108km 2024 (26 hours) |
| 108481 | de Narp | Augustin | M | France | FR | 8 | Swiss Alps 100M 2024 (49 hours) |
| 107557 | De Neve | Pieter | M | Please select a state | BE | 8 | Trail du Saint-Jacques by UTMB 130km 2024 (28 hours) |
| 122221 | De Oliveira Gomes | Wagner | M | São Paulo | BR | 1 | Paraty Brazil by UTMB 108km 2024 (26 hours) |
| 100209 | De Riz | Francesco | M | ITA | IT | 4 | Tuscany Crossing 103km 2024 (21 hours) |
| 116886 | De Ruyter | Matthew | M | KS | US | 2 | Gorge Waterfalls 100km 2024 (18 hours) |
| 115794 | de Vries | Nico | M | CO | US | 2 | High Lonesome 100M 2024 (37 hours) |
| 116125 | De Witt | Garrett | M | CA | US | 2 | Canyons by UTMB 100M 2024 (35 hours) |
| 115227 | De Wulf | Alexander | M | - Select - | BE | 2 | Mozart by UTMB 108km 2024 (22 hours) |
| 100776 | Deacon | Mitchell | M | CA | US | 32 | Cuyamaca 100km 2024 (17 hours) |
| 117655 | Deadman | Travis | M | ca | US | 2 | Kodiak Ultra Marathons by UTMB 100km 2024 (18 hours) |
| 117284 | Dean | John | M | British Columbia | CA | 2 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 114805 | Dean-Brown | Julian | M | Western Cape | ZA | 1 | Ultra-Trail Cape Town 100km 2023 (21 hours) |
| 123379 | Deans | Brooke | F | OR | US | 1 | Canyons by UTMB 100M 2024 (35 hours) |
| 105680 | Deaton | David | M | NJ | US | 8 | Javelina Jundred 100M 2024 (30 hours) † |
| 114150 | Deazeley | Beth | F | Ontario | US | 2 | Mohican 100M 2024 (32 hours) |
| 119696 | Debacq | Thomas | M | Val de Marne | FR | 1 | Endurance Trail des Templiers 105km 2024 (19 hours) |
| 119669 | DeBastos | Kevin | M | CA | US | 1 | Miwok 100km 2024 (15:30:59 hours) |
| 102105 | Debevc | Amanda | F | OH | US | 128 | Hellgate 100km 2023 (17 hours) |
| 120262 | Deborba | Richard | M | Ca | US | 1 | Canyons by UTMB 104km 2024 (20 hours) |
| 118176 | Debski | Katie | F | CA | US | 2 | Quicksilver 100km 2024 (17 hours) † |
| 112254 | Dechelette | Franck | M | Bouches-du-Rhône | FR | 4 | Nice Côte d'Azur by UTMB 107km 2024 (28 hours) |
| 121489 | Deckard | Joel | M | Virginia | US | 1 | Canal Corridor 100M 2024 (30 hours) |
| 122118 | Decker | Stephanie | F | WA | US | 1 | Waldo 100km 2024 (18 hours) † |
| 121050 | Decker | Timothy | M | NY | US | 1 | Kodiak Ultra Marathons by UTMB 100M 2024 (35 hours) |
| 121916 | DeDeo | Scot | M | MA | US | 1 | Tahoe 202M 2024 (100 hours) † |
| 118174 | DeDoncker | John | M | IA | US | 2 | Leadville Trail 100M 2024 (30 hours) |
| 114035 | Defilippi | Kathryn | F | PA | US | 4 | Black Canyon 100km 2024 (17 hours) † |
| 102624 | Degrado | Tim | M | MN | US | 32 | Canyons by UTMB 104km 2024 (20 hours) |
| 104100 | DeGroff | Sierra | F | NV | US | 32 | Javelina Jundred 100M 2024 (30 hours) † |
| 103697 | Degroot | Jeffrey | M | MI | US | 32 | Cascade Crest 100M 2024 (34 hours) † |
| 122512 | DeHaye | David | M | AL | US | 1 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 110284 | deHesse | Margaret | F | Arizona | US | 8 | Cuyamaca 100km 2024 (17 hours) |
| 115565 | DeJoannis | Jason | M | MA | US | 2 | Vermont 100M 2024 (30 hours) |
| 122985 | Dekany | Anna | F | QLD | AU | 1 | Blackall 100km 2024 (18 hours) |
| 121233 | Del Canizo | Miguel | M | Madrid | US | 1 | Mozart by UTMB 108km 2024 (22 hours) |
| 109406 | Del Piccolo | Daniel | M | Hampshire | GB | 2 | Autumn 100M 2024 (28 hours) |
| 110995 | Del Sarto | Nicolette | F | California | US | 4 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 114315 | Delaney | Damian | M | CA | US | 2 | Canal Corridor 100M 2024 (30 hours) |
| 103796 | Delaney | Patrick | M | CA | US | 64 | Waldo 100km 2024 (18 hours) † |
| 113100 | Delarosa | Matthew | M | Colorado | US | 4 | High Lonesome 100M 2024 (37 hours) |
| 112432 | Delavega | Kevin | M | CA | US | 4 | Sean O'Brien 100km 2024 (16 hours) † |
| 113850 | Delbecq | Pierre | M | central | SA | 2 | Salomon Cappadocia Ultra-Trail 119km 2024 (23 hours) |
| 115536 | Delcambre | Brad | M | LA | US | 2 | San Diego 100M 2024 (32 hours) |
| 112856 | Delgado | Oscar | M | IL | US | 4 | Hallucination (Run Woodstock) 100M 2024 (30 hours) |
| 119575 | Delheimer | Cat | F | Illinois | US | 1 | Kettle Moraine 100M 2024 (30 hours) |
| 111259 | deligeard | franck | M | . | FR | 1 | Endurance Trail des Templiers 105km 2024 (19 hours) |
| 121718 | Delille | David | M | Rhône | FR | 1 | Madeira Island Ultra-Trail 115km 2024 (29 hours) |
| 101961 | Delille | Remi | M | NC | US | 4 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 123232 | Delizee | Alexandre | M | Haute Savoie Rhône alpes | FR | 1 | Grand Raid La Reunion 162km 2024 (50 hours) |
| 102628 | Dell Angelo | Robert | M | CA | US | 2 | Brazos Bend 100M 2024 (32 hours) |
| 119832 | Deloach | John | M | FL | US | 1 | Long Haul 100M 2024 (30 hours) † |
| 111869 | Delon | Nicolas | M | FL | US | 2 | Cruel Jewel 106M 2024 (48 hours) † |
| 122162 | Delorenzi | Patrick | M | TO | IT | 1 | Istria by UTMB 168km 2024 (46 hours) |
| 123396 | DeLuca | Tony | M | NE | US | 1 | Canyons by UTMB 104km 2024 (20 hours) |
| 120293 | Delval | Alexandre | M | Nord | FR | 1 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 122164 | Delves | Phil | M | Wales | GB | 1 | Kodiak Ultra Marathons by UTMB 100km 2024 (18 hours) |
| 121650 | Demangeat | Jean-Raphael | M | Île de France | FR | 1 | Courmayeur Champex Chamonix (CCC) 100km 2024 (25 hours) |
| 112412 | DeMar | Ryan | M | CA | US | 2 | Canyons by UTMB 104km 2024 (20 hours) |
| 114475 | DeMarco | Amy | F | NY | US | 2 | Cruel Jewel 106M 2024 (48 hours) † |
| 122934 | Dematteis | Enrica | F | CUNEO | US | 1 | Azores Trail Run (Whalers' Great Route) 118km 2024 (26 hours) |
| 122935 | Dematteis | Luisa | F | Cuneo | US | 1 | Azores Trail Run (Whalers' Great Route) 118km 2024 (26 hours) |
| 112089 | DeMeerleer | Ben | M | WA | US | 4 | Cascade Crest 100M 2024 (34 hours) † |
| 122578 | DeMet | Lee | M | WI | US | 1 | Cuyamaca 100km 2024 (17 hours) |
| 119318 | Demeter | Nikolett | F | California | US | 1 | Canyons by UTMB 104km 2024 (20 hours) |
| 114125 | Demmings | Brian | M | New Brunswick | CA | 4 | SwissPeaks 360km 2024 (156 hours) |
| 122594 | DEMOURY | Hugo | M | France | FR | 1 | Madeira Island Ultra-Trail 115km 2024 (29 hours) |
| 103635 | Den Hartog | Sander | M | NLD | NL | 16 | Nuts Ylläs Pallas 100km 2024 (22 hours) |
| 120664 | DeNardo | Lisa | F | Pennsylvania | US | 1 | Rim to River 100M 2024 (32 hours) |
| 109067 | Deneffe | Guillaume | M | Liège | BE | 8 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 119119 | Dengg | Michael | M | Salzburg | AT | 1 | Zugspitz 100km 2024 (25 hours) |
| 120725 | Denholm | Mary | F | Colorado | US | 1 | Leadville Trail 100M 2024 (30 hours) |
| 109005 | Denis | Laurence | U | CA | US | 4 | San Diego 100M 2024 (32 hours) † |
| 122304 | DENIZOT | Guillaume | M | AUVERGNE-RHONE-ALPES | FR | 1 | Nice Côte d'Azur by UTMB 107km 2024 (28 hours) |
| 120355 | Denman | Casey | M | Florida | US | 1 | Cocodona 250M 2024 (125 hours) † |
| 112747 | Dennes | Jill | F | TN | US | 4 | Grindstone by UTMB 100M 2024 (36 hours) |
| 108672 | Denson | Marco | M | California | US | 2 | Rio Del Lago 100M 2024 (30 hours) |
| 117233 | DeNucci | Dan | M | Minnesota | US | 2 | Black Canyon 100km 2024 (17 hours) |
| 117895 | Deome | Harley | M | California | US | 2 | Javelina Jundred 100M 2024 (30 hours) † |
| 122411 | DePietro | Robert | M | PA | US | 1 | Worlds End 100km 2024 (19 hours) |
| 116629 | Deppen | Jeremy | M | Colorado | US | 2 | Grindstone by UTMB 100M 2024 (36 hours) |
| 119461 | Der-Yeghiayan | Jared | M | Va | US | 1 | Massanutten 100M 2024 (36 hours) † |
| 110182 | Derbyshire | Alex | M | CA | US | 8 | Angeles Crest 100M 2024 (33 hours) † |
| 104239 | Deren-Lewis | Ann | F | CA | US | 16 | HOKA Rocky Raccoon 100M 2024 (30 hours) |
| 119400 | Deriglazov | Pavel | M | Omsk region | RU | 1 | Golden Ring 100km 2024 (18 hours) |
| 120610 | Derkson | Ryan | M | IL | US | 1 | Kettle Moraine 100M 2024 (30 hours) † |
| 112126 | deRosset | Robert | M | NC | US | 4 | Kettle Moraine 100M 2024 (30 hours) † |
| 117179 | Derov | Johnny | M | Ohio | US | 2 | Canal Corridor 100M 2024 (30 hours) |
| 117340 | Derr | Bryan | M | CA | US | 2 | Miwok 100km 2024 (15:30:59 hours) |
| 114456 | Dery | Pierre-Charles | M | Quebec | CA | 2 | Quebec Mega Trail 110km 2024 (22 hours) |
| 119374 | Desai | Dnyanraj | M | Maharashtra | IN | 1 | Malnad Ultra 100km 2023 (24 hours) |
| 115092 | Desaleux | Arthur | M | Provence | FR | 2 | TDS (Sur les Traces des Ducs de Savoie) 147km 2024 (45:30 hours) |
| 112475 | DeSalvo | Brian | M | OR | US | 2 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 117681 | Descouens | Frank | M | British Columbia | CA | 2 | Canadian Death Race 118km 2024 (24 hours) |
| 101591 | Deshaies | Eric | M | QC | CA | 64 | Cruel Jewel 106M 2024 (48 hours) † |
| 109895 | Desille | Clément | M | Haute Savoie | FR | 8 | Trail Alsace Grand Est by UTMB - Ultra-Trail des Chevaliers 173km 2024 (40 hours) |
| 112887 | DESPREAUX | JEREMY | M | HAUT DE FRANCE | FR | 4 | Endurance Trail des Templiers 105km 2024 (19 hours) |
| 121036 | Desrivières | Tanya | F | Quebec | CA | 1 | Quebec Mega Trail 100M 2024 (40 hours) |
| 121257 | Dessent | Benjamin | M | Mauritius | MU | 1 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 116921 | Dessertenne | Philippe | M | QC | CA | 2 | Quebec Mega Trail 100M 2024 (40 hours) |
| 105499 | Detmer | Maia | F | NV | US | 2 | Waldo 100km 2024 (18 hours) † |
| 122540 | dettore | ivan mario | M | Italy | IT | 1 | Lavaredo Ultra Trail by UTMB 120km 2024 (26 hours) |
| 106772 | Deutsch | Eric | M | 64 | Burning River 100M 2024 (32 hours) | ||
| 122348 | Deuzet | Tom | M | Reunion Island | RE | 1 | Grand Raid La Reunion 162km 2024 (50 hours) |
| 122365 | Devereaux | Jalyn | F | OR | US | 1 | Pine to Palm 100M 2024 (34 hours) |
| 122666 | Devernoe | David | M | CA | US | 1 | Courmayeur Champex Chamonix (CCC) 100km 2024 (25 hours) |
| 121520 | Devillaer | Eric | M | Canada (+1) | CA | 1 | Sulphur Springs 100km 2024 (18 hours) |
| 103540 | Devine | Adam | M | NY | US | 32 | HOKA Rocky Raccoon 100M 2024 (30 hours) |
| 111600 | Devlin | Fabian | M | Merseyside | GB | 4 | South Downs Way 100M 2024 (30 hours) |
| 115585 | DeVoto Noonan | Terin | M | CO | US | 2 | Javelina Jundred 100M 2024 (30 hours) † |
| 106774 | Dewey | Nathan | M | 16 | Canal Corridor 100M 2024 (30 hours) | ||
| 116397 | Dewez | Jon | M | California | US | 2 | Bear, The 100M 2024 (36 hours) † |
| 107513 | DeWitt | Lisa | F | OR | US | 8 | Mountain Lakes 100M 2024 (30 hours) † |
| 121334 | DeWitt | Nicole | F | Oregon | US | 1 | Oregon Cascades 100M 2024 (32:01:18 hours) † |
| 121472 | Dexters | Jonathan | M | BW | BE | 1 | Wildstrubel by UTMB 110km 2024 (15 hours) |
| 121648 | Di Cesare | Claudio | M | Mendoza | AR | 1 | Ultra Trail Amanecer Comechingón 100M 2024 (41 hours) |
| 109558 | Di Giacomo | Fabio | M | Italia | IT | 8 | Canyons by UTMB 100M 2024 (35 hours) |
| 120445 | Di Iorio | Christina | F | BC | CA | 1 | Grindstone by UTMB 100km 2024 (19 hours) |
| 122983 | Diament | Jeffrey | M | California | US | 1 | Miwok 100km 2024 (15:30:59 hours) |
| 109326 | Diamond-Husmann | Kara | F | CO | US | 8 | Cocodona 250M 2024 (125 hours) † |
| 120905 | Dias | Antonio | M | Lisboa | PT | 1 | Azores Trail Run (Whalers' Great Route) 118km 2024 (26 hours) |
| 122506 | Dias | Jeferson | M | Rio Grande do Sul | BR | 1 | Courmayeur Champex Chamonix (CCC) 100km 2024 (25 hours) |
| 116981 | Diaz | Isabel | F | Ca | US | 2 | Miwok 100km 2024 (15:30:59 hours) |
| 120432 | Diaz | Mary | N | NC | US | 1 | Umstead 100M 2024 (30 hours) |
| 105745 | Diaz | Omar | M | TX | US | 16 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 121308 | Diaz | Samantha | F | California | US | 1 | Kodiak Ultra Marathons by UTMB 100M 2024 (35 hours) |
| 103959 | Dib | Nathan | M | CA | US | 2 | Sean O'Brien 100km 2024 (16 hours) † |
| 110629 | Diboun | Jamal | M | NY | US | 8 | Laurel Highlands 70.5M 2024 (20 hours) † |
| 101753 | Diboun | Yassine | M | OR | US | 16 | Cascade Crest 100M 2024 (34 hours) † |
| 123365 | Dick | Dallas | M | California | US | 1 | Black Canyon 100km 2024 (17 hours) † |
| 103870 | Dickason | Benjamin | M | CO | US | 64 | Black Canyon 100km 2024 (17 hours) † |
| 107485 | Dicke | Ben | M | IL | US | 4 | Siskiyou Out Back 100km 2024 (18 hours) † |
| 122632 | Dicken | Zach | M | IL | US | 1 | Pinhoti 100M 2024 (31 hours) |
| 114192 | Dickman | Ludvig | M | Stockholm | SE | 4 | Kullamannen by UTMB 100M 2024 (32 hours) |
| 118892 | dickmann | kathryn | F | CO | US | 2 | Leadville Trail 100M 2024 (30 hours) |
| 120414 | Dicks | Simon | M | Berkshire | GB | 1 | Madeira Island Ultra-Trail 115km 2024 (29 hours) |
| 121512 | Dickson | Nathan | M | Saskatchewan | CA | 1 | Lost Soul Ultra 100km 2024 (21 hours) † |
| 107573 | Dickson | Sean | M | TX | US | 4 | Brazos Bend 100M 2024 (32 hours) † |
| 116625 | Didier | David | M | Santa Fe | AR | 2 | Ultra Trail Amanecer Comechingón 120km 2024 (32 hours) |
| 122616 | Diehl | Nathan | M | TX | US | 1 | Beaverhead 100km 2024 (20 hours) |
| 122026 | Dietrich | Matthew | M | Florida | US | 1 | Run Rabbit Run (Tortoises) 100M 2024 (38 hours) † |
| 121573 | Digges | S. Aden | M | Virginia | US | 1 | Grindstone by UTMB 100M 2024 (36 hours) |
| 115079 | DiGiovanni | MDiGiRunner | M | CA | US | 2 | Black Canyon 100km 2024 (17 hours) † |
| 122973 | Dihrkop | Kris | M | KY | US | 1 | No Business 100M 2024 (34 hours) |
| 102843 | Dill | Todd | M | CO | US | 8 | Leadville Trail 100M 2024 (30 hours) |
| 112155 | Dillon | Dave | M | MA | US | 2 | Vermont 100M 2024 (30 hours) |
| 114804 | Dillon | Michael | M | PERTHSHIRE | GB | 2 | West Highland Way 95M 2024 (30 hours) |
| 112182 | Dilluvio-Scott | Dandelion | F | Wyoming | US | 4 | Black Canyon 100km 2024 (17 hours) † |
| 117515 | DILOSQUET | Olivier | M | Finistère | FR | 2 | TDS (Sur les Traces des Ducs de Savoie) 147km 2024 (45:30 hours) |
| 122043 | DiMaggio | Kassandra | F | CA | US | 1 | Rio Del Lago 100M 2024 (30 hours) |
| 114875 | Dimitrie | David | M | California | US | 2 | Hallucination (Run Woodstock) 100M 2024 (30 hours) |
| 122805 | Dimmer | Alex | M | Colorado | US | 1 | Run Rabbit Run (Tortoises) 100M 2024 (38 hours) † |
| 119562 | Dimmick | Keegan | M | NV | US | 1 | Massanutten 100M 2024 (36 hours) † |
| 121484 | Dimnet | Thomas | M | Auvergne Rhône Alpes | FR | 1 | Montreux Trail Festival 110km (32 hours) |
| 109947 | Dimond | Matthew | M | OR | US | 8 | Oregon Cascades 100M 2024 (32:01:18 hours) |
| 121388 | Dimond | Michael | M | CA | US | 1 | Cuyamaca 100km 2024 (17 hours) |
| 101811 | Dina | Matthew | M | CA | US | 64 | Miwok 100km 2024 (15:30:59 hours) |
| 102745 | Dinan | Drew | M | OR | US | 1 | Western States 100M 2024 (30 hours) † |
| 110327 | Dinc | Yekta Yigit | M | Istanbul | TR | 8 | Salomon Cappadocia Ultra-Trail 119km 2024 (23 hours) |
| 100028 | Ding | Jianhua | M | CA | US | 4 | Kodiak Ultra Marathons by UTMB 100M 2024 (35 hours) |
| 117741 | Ding | Jianjun | M | Beijing | CN | 2 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 116723 | Ding | Ling Li | F | BC | CA | 2 | Hong Kong 100K 100km 2024 (23 hours) |
| 122280 | Ding | Zhijian | M | Guangdong | CN | 1 | Tor des Géants 330km 2024 (132 hours) |
| 114659 | Dinkle | Zachary | M | WI | US | 2 | Ultra-Trail Harricana 125km 2024 (26 hours) |
| 113693 | Dinnett | Craig | M | Jersey | JE | 4 | Swiss Alps 100M 2024 (49 hours) |
| 109289 | Dion | Sébastien | M | Québec | CA | 4 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 121624 | Dippold | Lindsey | F | AZ | US | 1 | Javelina Jundred 100M 2024 (30 hours) † |
| 111736 | Dirvin | Nate | M | NJ | US | 4 | Long Haul 100M 2024 (30 hours) † |
| 113061 | Disterhaft | Thomas | M | WI | US | 4 | Kettle Moraine 100M 2024 (30 hours) † |
| 116667 | Ditsworth | Russell | M | CO | US | 2 | Never Summer 100km 2024 (23 hours) † |
| 101617 | Dittman | Bill | M | AZ | US | 8 | Massanutten 100M 2024 (36 hours) † |
| 111711 | Diver | Joshua | M | NC | US | 2 | Leadville Trail 100M 2024 (30 hours) |
| 120310 | Dixon | Rich | M | CA | US | 1 | Beaverhead 100km 2024 (20 hours) |
| 120507 | Dmukauskas | Tom | M | Massachusetts | US | 1 | Siskiyou Out Back 100km 2024 (18 hours) † |
| 113845 | Doane | Deanna | N | FL | US | 4 | Never Summer 100km 2024 (23 hours) † |
| 119901 | Doberenz | Alex | M | IN | US | 1 | Indiana 100M 2024 (30 hours) |
| 101456 | Dobler | Matthew | M | AZ | US | 16 | Black Canyon 100km 2024 (17 hours) † |
| 119820 | Dobrev | Georgi | M | Sofia | BG | 1 | Julian Alps Trail Run by UTMB 120km 2024 (26 hours) |
| 119719 | Dobreva | Milena | F | Bulgaria | BG | 1 | Courmayeur Champex Chamonix (CCC) 100km 2024 (25 hours) |
| 101270 | Dobson | Jason | M | OR | US | 8 | Siskiyou Out Back 100km 2024 (18 hours) † |
| 119827 | Dockery | Colin | M | mayo | IE | 1 | Kerry Way Ultra 193km 2024 (40 hours) |
| 121657 | Dockum | Christian | M | CT | US | 1 | Vermont 100M 2024 (30 hours) |
| 121452 | Doctor | Jennifer | F | Ohio | US | 1 | Indiana 100M 2024 (30 hours) |
| 112676 | Dodge | Sue | F | VT | US | 2 | Javelina Jundred 100M 2024 (30 hours) † |
| 123063 | Dods | Norman | M | BC | CA | 1 | Leadville Trail 100M 2024 (30 hours) |
| 118364 | Doemstedt | Carl-Johan | M | Vaestmanland | SE | 2 | Kullamannen by UTMB 100M 2024 (32 hours) |
| 111246 | Doerfler | Daniel | M | Iowa | US | 4 | Hallucination (Run Woodstock) 100M 2024 (30 hours) |
| 111187 | Doeschot | Andrew | M | IL | US | 2 | Cruel Jewel 106M 2024 (48 hours) † |
| 118196 | Doheijo | Ignacio | M | Don Torcuato | AR | 2 | Courmayeur Champex Chamonix (CCC) 100km 2024 (25 hours) |
| 122092 | Doherty | Andy | M | NY | US | 1 | Twisted Branch 100km 2024 (20 hours) † |
| 102880 | Doherty | Lance | M | MA | US | 128 | Hellgate 100km 2023 (17 hours) |
| 121232 | Doix | Aude-Clémence | F | Isère | FR | 1 | Istria by UTMB 110km 2024 (24 hours) |
| 100965 | dolde | willow | M | WA | US | 16 | Javelina Jundred 100M 2024 (30 hours) |
| 109066 | Dolezal | Ben | M | Texas | US | 2 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 113584 | Domanski | Mark | M | Virginia | US | 4 | Grindstone by UTMB 100km 2024 (19 hours) |
| 115511 | Domené | Esteban | M | Buenos Aires | AR | 2 | Patagonia Run 100M 2024 (42 hours) |
| 122842 | Domènech | Sau | M | Barcelona | ES | 1 | Trail Andorra by UTMB 105km 2024 (30 hours) |
| 123079 | Domm | Matthew | M | British Columbia | CA | 1 | Sulphur Springs 100km 2024 (18 hours) |
| 115737 | Donahue | Kyle | M | GA | US | 2 | Cruel Jewel 106M 2024 (48 hours) † |
| 122101 | Donaldson | Tom | M | NSW | AU | 1 | Kosciusko by UTMB 100km 2023 (23 hours) |
| 118427 | Donati | Riccardo | M | Emilia Romagna | IT | 2 | Lavaredo Ultra Trail by UTMB 120km 2024 (26 hours) |
| 112781 | Donchak | Lisa | F | California | US | 4 | Miwok 100km 2024 (15:30:59 hours) |
| 119151 | Donis | Jeff | M | Ca | US | 1 | Bighorn 100M 2024 (35 hours) |
| 100391 | Donnelly | Matt | M | NJ | US | 8 | Grindstone by UTMB 100M 2024 (36 hours) |
| 115559 | Donoghue | Patrick | M | NC | US | 2 | No Business 100M 2024 (34 hours) |
| 121989 | Donovan | Daniel | M | Michigan | US | 1 | Zion 100km 2024 (19 hours) |
| 101968 | Donovan | Tracy | F | CA | US | 8 | Black Canyon 100km 2024 (17 hours) † |
| 116222 | dorais | andrew | M | UT | US | 2 | Ultra-Trail Snowdonia by UTMB 165km 2024 (50 hours) |
| 120041 | Doran | Danny | M | NY | US | 1 | Grindstone by UTMB 100M 2024 (36 hours) |
| 110427 | dorantes | rene | M | CA | US | 8 | Angeles Crest 100M 2024 (33 hours) † |
| 117399 | Dorgan | Brian | M | NJ | US | 2 | Miwok 100km 2024 (15:30:59 hours) |
| 120847 | Doria | Felipe | M | MA | US | 1 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 109906 | Doring | Brian | M | North Carolina | US | 4 | Javelina Jundred 100M 2024 (30 hours) |
| 122707 | Dorn | Gabriel | M | CO | US | 1 | Bighorn 100M 2024 (35 hours) |
| 122755 | Dorondo | Aaron | M | OR | US | 1 | Oregon Cascades 100M 2024 (32:01:18 hours) † |
| 114826 | Dorrance | Evan | M | Washington | US | 2 | Oregon Cascades 100M 2024 (32:01:18 hours) † |
| 117397 | Dorsch | Roger | M | Prague | CZ | 2 | Courmayeur Champex Chamonix (CCC) 100km 2024 (25 hours) |
| 104797 | Dorsey | Darrel | M | MD | US | 16 | Vermont 100M 2024 (30 hours) |
| 120570 | Dorsey | Eric | M | Oregon | US | 1 | Kodiak Ultra Marathons by UTMB 100km 2024 (18 hours) |
| 119941 | dos santos | Sébastien | M | LOIRE | FR | 1 | Arc of Attrition by UTMB 100M 2024 (36 hours) |
| 119835 | DOS SANTOS | THÉO | M | HAUTE SAVOIE | FR | 1 | Endurance Trail des Templiers 105km 2024 (19 hours) |
| 108243 | Dosch | Lisa | F | CA | US | 8 | Kodiak Ultra Marathons by UTMB 100km 2024 (18 hours) |
| 119558 | DOU | Yingdong | M | Zhejiang | CN | 1 | Doi Inthanon Thailand by UTMB 104km 2023 (30 hours) |
| 115772 | Doubman | Jay | M | MA | US | 2 | Vermont 100M 2024 (30 hours) |
| 123142 | DOUCET | ROMAIN | M | BRETAGNE | FR | 1 | Restonica Trail by UTMB - Ultra-Trail® di Corsica 110km 2024 (36 hours) |
| 121843 | Dougherty | Brandon | M | California | US | 1 | Kodiak Ultra Marathons by UTMB 100M 2024 (35 hours) |
| 103997 | Dougherty | Heather | F | DC | US | 32 | IMTUF 100M 2024 (36 hours) † |
| 122724 | Douglas | Andrew | M | Ontario | CA | 1 | Sulphur Springs 100km 2024 (18 hours) |
| 121532 | Douglas | Bryan | M | Tennessee | US | 1 | Leadville Trail 100M 2024 (30 hours) |
| 120802 | Douglas | Ian | M | CA | US | 1 | Javelina Jundred 100M 2024 (30 hours) † |
| 103686 | Douglas | Jennifer | F | OH | US | 4 | Canal Corridor 100M 2024 (30 hours) |
| 121598 | Douglass | John | M | MD | US | 1 | Massanutten 100M 2024 (36 hours) † |
| 109102 | Dournel | Yannick | M | NA | FR | 4 | Wildstrubel by UTMB 110km 2024 (15 hours) |
| 121723 | Douville | Vincent | M | QC | CA | 1 | Ultra-Trail Harricana 125km 2024 (26 hours) |
| 115208 | Dowell | Andrew | M | Hong Kong Island | HK | 2 | Hong Kong 100K 100km 2024 (23 hours) |
| 115184 | Dower | Aaron | M | NSW | AU | 2 | Ultra-Trail Australia by UTMB 100km 2024 (19 hours) |
| 112508 | Dower | Tara | F | VA | US | 4 | Hardrock 100M 2024 (48 hours) † |
| 113148 | Dowling | Chris | M | Herts | GB | 4 | Vermont 100M 2024 (30 hours) |
| 113733 | Dowling | Clinton | M | Queensland | AU | 4 | Guzzler Ultra 100km 2024 (24 hours) |
| 111125 | Downes | Glenn | M | MD | US | 2 | Laurel Highlands 70.5M 2024 (20 hours) † |
| 118819 | Downes | Randy | M | Virginia | US | 2 | Massanutten 100M 2024 (36 hours) † |
| 102718 | Downes | Tom | M | IRL | IE | 1 | Western States 100M 2024 (30 hours) † |
| 117577 | Downey | Rebecca | F | CO | US | 2 | Run Rabbit Run (Tortoises) 100M 2024 (38 hours) † |
| 120134 | Downing | David | M | NC | US | 1 | Umstead 100M 2024 (30 hours) |
| 120273 | Downs | Connor | M | Alberta | CA | 1 | Miwok 100km 2024 (15:30:59 hours) |
| 101964 | Downs | Pam | F | OR | US | 4 | Rim to River 100M 2024 (32 hours) |
| 121199 | Downton | Robert | M | NSW | AU | 1 | Ultra-Trail Australia by UTMB 100km 2024 (19 hours) |
| 120673 | Doxey | Rachel | F | NC | US | 1 | Javelina Jundred 100M 2024 (30 hours) † |
| 100480 | Doyle | Matthew | M | NLD | NL | 8 | Istria by UTMB 168km 2024 (46 hours) |
| 121459 | Doyon | Mathieu | M | Newfoundland and Labrador | CA | 1 | Quebec Mega Trail 100M 2024 (40 hours) |
| 111502 | Dr | Carsten | M | ZH | CH | 4 | Eiger Ultra Trail 250km 2024 (90 hours) |
| 102232 | Dragon | John | M | CO | US | 8 | Bryce 100M 2024 (36 hours) |
| 115134 | Dragunas | Paulius | M | CA | US | 2 | Javelina Jundred 100M 2024 (30 hours) † |
| 111497 | Drake | Henry | M | Carmarthenshire | GB | 4 | Arc of Attrition by UTMB 100M 2024 (36 hours) |
| 108803 | Drazer | Michael | M | IN | US | 8 | Cruel Jewel 106M 2024 (48 hours) † |
| 122027 | Dreier | Jason | M | MN | US | 1 | Superior 100M 2024 (38 hours) † |
| 103691 | Dresher | Russell | M | MA | US | 1 | Vermont 100M 2024 (30 hours) |
| 108152 | Drew | Kat | F | BC | CA | 2 | Black Canyon 100km 2024 (17 hours) † |
| 102029 | Drewes | Conor | M | NV | US | 32 | Tahoe Rim Trail 100M 2024 (36 hours) † |
| 122993 | Drewes | Robert | M | Berlin | DE | 1 | Swiss Alps 100km 2024 (28 hours) |
| 118685 | Drews | Barbara | F | Zurich | US | 2 | Eiger Ultra Trail 250km 2024 (90 hours) |
| 104273 | Drexler | Benjamin | M | MN | US | 16 | Hellgate 100km 2023 (17 hours) |
| 119388 | Drga | Adam | M | Trenčín | SK | 1 | Letecka Stovka 104km 2024 (21 hours) |
| 110240 | Driscoll | Amelia | F | Alabama | US | 4 | Tunnel Hill 100M 2023 (30 hours) † |
| 102005 | Driscoll | Scott | M | AL | US | 8 | Bigfoot 206M 2024 (100 hours) † |
| 122127 | Drotar | Martin | M | Slovakia | SK | 1 | TDS (Sur les Traces des Ducs de Savoie) 147km 2024 (45:30 hours) |
| 116889 | Drouyer | Matthieu | M | / | FR | 2 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 120042 | Drozd | Johnny | M | California | US | 1 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 107912 | Drozda | Kimberly | F | Pennsylvania | US | 8 | Javelina Jundred 100M 2024 (30 hours) † |
| 100453 | Drozdiak | Nick | M | DC | US | 32 | Black Canyon 100km 2024 (17 hours) † |
| 122511 | Drozek | Adam | M | New Mexico | US | 1 | Black Canyon 100km 2024 (17 hours) † |
| 120181 | Drugan-Eppich | Kylee | F | Colorado | US | 1 | Cocodona 250M 2024 (125 hours) † |
| 117762 | Drury | Olivia | F | Buckinghamshire | GB | 2 | North Downs Way 100M 2024 (30 hours) |
| 115670 | Dryer | Steven | M | WI | US | 2 | Kettle Moraine 100M 2024 (30 hours) † |
| 121254 | DU | XUEJUN | M | Shanghai | CN | 1 | Adidas TERREX Chongli Ultra Trail 100km 2024 (29 hours) |
| 118428 | Du Plessis | Nicholaas | M | Western Province | ZA | 2 | Ultra Trail Drakensberg 100km 2024 (23 hours) |
| 104280 | Duarte | Chase | M | NM | US | 8 | HOKA Bandera 100km 2024 (17 hours) |
| 121914 | Dube | Mathieu | M | Quebec | CA | 1 | Black Canyon 100km 2024 (17 hours) † |
| 113732 | Düberg Banke | Peter | M | Stockholm | SE | 4 | Kullamannen by UTMB 100M 2024 (32 hours) |
| 122209 | Duchnowski | Grzegorz | M | England | GB | 1 | Wildstrubel by UTMB 110km 2024 (15 hours) |
| 106241 | Duckett | Matthew | M | GBR | GB | 16 | South Downs Way 100M 2024 (30 hours) |
| 121662 | DuCoin | Brock | M | IL | US | 1 | Hallucination (Run Woodstock) 100M 2024 (30 hours) |
| 103600 | Ducommun | Julien | M | CHE | CH | 32 | Wildstrubel by UTMB 110km 2024 (15 hours) |
| 121379 | dudai | chen | M | None | IL | 1 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 114763 | Dudek | Christopher | M | Pennsylvania | US | 2 | Laurel Highlands 70.5M 2024 (20 hours) † |
| 112042 | Dudley | Scott | M | OR | US | 4 | Javelina Jundred 100M 2024 (30 hours) † |
| 120365 | Dudley | Tyler | M | OR | US | 1 | Siskiyou Out Back 100km 2024 (18 hours) † |
| 116905 | Dudney | Gary | M | NC | US | 2 | Hennepin 100M 2024 (30 hours) † |
| 123149 | Due-Gundersen | Ingrid | F | Bærum | NO | 1 | Nice Côte d'Azur by UTMB 107km 2024 (28 hours) |
| 111934 | Duede | David | M | Minnesota | US | 4 | Kettle Moraine 100M 2024 (30 hours) † |
| 121073 | Duffy | John | M | FL | US | 1 | Long Haul 100M 2024 (30 hours) † |
| 119626 | Duffy | Meghan | F | New Brunswick | CA | 1 | Sulphur Springs 100km 2024 (18 hours) |
| 119949 | Duffy | Sean | M | Pembrokeshire | GB | 1 | Ultra-Trail Snowdonia by UTMB 100km 2024 (28 hours) |
| 114251 | Dufoin | Florian | M | France | FR | 4 | Trail Alsace Grand Est by UTMB - Ultra-Trail des Chevaliers 173km 2024 (40 hours) |
| 119891 | DUFOUR | Mathilde | F | Haute Savoie | FR | 1 | Wildstrubel by UTMB 110km 2024 (15 hours) |
| 113938 | Dugan | Sara | F | California | US | 4 | Rio Del Lago 100M 2024 (30 hours) |
| 102944 | Dugovich | Brian | M | MT | US | 2 | Beaverhead 100km 2024 (20 hours) |
| 104159 | Dugué | Simon | M | FRA | FR | 2 | TDS (Sur les Traces des Ducs de Savoie) 147km 2024 (45:30 hours) |
| 120769 | Duhon | TJ | M | LA | US | 1 | HOKA Bandera 100km 2024 (17 hours) |
| 106390 | Dukes | Don | M | OH | US | 16 | Indiana 100M 2024 (30 hours) |
| 119925 | Dukes | Laura | F | Georgia | US | 1 | Cruel Jewel 106M 2024 (48 hours) |
| 113604 | Dulgar | Troy | M | OH | US | 4 | Fat Dog 120M 2024 (48 hours) † |
| 122570 | Duling | Hugh | M | Georgia | US | 1 | No Business 100M 2024 (34 hours) |
| 121952 | dullin | nicolas | M | france | FR | 1 | Madeira Island Ultra-Trail 115km 2024 (29 hours) |
| 101846 | Dumitrescu | Bogie | M | CO | US | 1 | Western States 100M 2024 (30 hours) † |
| 122788 | Dumois | Luis | M | Jalisco | MX | 1 | Canyons by UTMB 104km 2024 (20 hours) |
| 117200 | Dumortier | Quentin | M | OCCITANIE | FR | 2 | Endurance Trail des Templiers 105km 2024 (19 hours) |
| 121567 | Dunbar | Adrienne | F | YT | CA | 1 | Canyons by UTMB 104km 2024 (20 hours) |
| 123180 | Dunbar | Alex | M | Georgia | US | 1 | Umstead 100M 2024 (30 hours) |
| 108029 | Duncan | Mark | M | North Yorkshire | GB | 4 | Black Canyon 100km 2024 (17 hours) |
| 118030 | Duncan | Samuel | M | Tennessee | US | 2 | Mohican 100M 2024 (32 hours) |
| 107675 | Duncan | Toby | M | London | GB | 2 | Lavaredo Ultra Trail by UTMB 120km 2024 (26 hours) |
| 113292 | Duncan-Friend | Emily | F | Oregon | US | 4 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 103309 | Dunham | Darin | M | AL | US | 64 | Kettle Moraine 100M 2024 (30 hours) † |
| 123358 | Dunham | Nathan | M | Maryland | US | 1 | Rim to River 100M 2024 (32 hours) |
| 117708 | Dunlap | Daniel | M | CO | US | 2 | Run Rabbit Run (Tortoises) 100M 2024 (38 hours) † |
| 117456 | Dunn | Karen | F | USA | US | 2 | Grindstone by UTMB 100km 2024 (19 hours) |
| 102563 | Dunn | Matthew | M | AUS | AU | 4 | Tarawera by UTMB 100M 2024 (30 hours) |
| 121592 | Dunn | Robert | M | London | GB | 1 | South Downs Way 100M 2024 (30 hours) |
| 111169 | Dunn | Stacey | F | MT | US | 2 | Zion 100M 2024 (36 hours) |
| 122687 | DUNNA | CHAKRADHAR | M | CA | US | 1 | Quicksilver 100km 2024 (17 hours) † |
| 118088 | Dunne | Ian | M | CA | US | 2 | Miwok 100km 2024 (15:30:59 hours) |
| 120890 | Dunne | Shawn | M | AB | CA | 1 | Canadian Death Race 118km 2024 (24 hours) |
| 103678 | Dunning | Patrick | M | MI | US | 64 | Hallucination (Run Woodstock) 100M 2024 (30 hours) |
| 100018 | Dunstall | Lee | M | GBR | GB | 16 | Arc of Attrition by UTMB 100M 2024 (36 hours) |
| 123279 | Dunstan | Christopher | M | NSW | AU | 1 | Ultra-Trail Australia by UTMB 100km 2024 (19 hours) |
| 107442 | Duplant | Bradley | M | CO | US | 2 | Leadville Trail 100M 2024 (30 hours) |
| 120999 | Dupont | Cedric | M | California | US | 1 | California Fall Classic at Lake Sonoma 100km 2024 (18 hours) † |
| 116095 | DuPont | Chase | M | CALIFORNIA | US | 2 | Leona Divide 100km 2024 (16 hours) † |
| 121342 | Dupont | Dimitri | M | belgium | BE | 1 | SwissPeaks 100km 2024 (28 hours) |
| 120947 | Dupuis | Antoine | M | QC | CA | 1 | Quebec Mega Trail 100M 2024 (40 hours) |
| 116139 | Durand | David | M | Franche comte | FR | 2 | Swiss Canyon Trail 111km 2024 (24 hours) |
| 121347 | Duranti | Luca | M | Rm | IT | 1 | TDS (Sur les Traces des Ducs de Savoie) 147km 2024 (45:30 hours) |
| 108073 | Durkan | Anneke | F | Texas | US | 8 | Oregon Cascades 100M 2024 (32:01:18 hours) † |
| 107866 | Durocher | Thomas | M | Haute-Savoie | FR | 8 | TDS (Sur les Traces des Ducs de Savoie) 147km 2024 (45:30 hours) |
| 116304 | Dusseau | Noah | M | Washington | US | 2 | Black Canyon 100km 2024 (17 hours) † |
| 112960 | Dutfield | Stewart | M | NY | US | 4 | Canal Corridor 100M 2024 (30 hours) |
| 116225 | Dutkiewicz | Laurie | F | Oregon | US | 2 | Sean O'Brien 100km 2024 (16 hours) † |
| 113125 | Dutton | Whitney | F | TX | US | 4 | Brazos Bend 100M 2024 (32 hours) † |
| 122025 | Duty | Cameron | M | AZ | US | 1 | Leadville Trail 100M 2024 (30 hours) |
| 115039 | Duval | Ryan | M | CA | US | 2 | California Fall Classic at Lake Sonoma 100km 2024 (18 hours) † |
| 111177 | DuVall | Calvin | M | Missouri | US | 2 | Kettle Moraine 100M 2024 (30 hours) † |
| 118537 | Dvorak | Oren | M | Ohio | US | 2 | Mohican 100M 2024 (32 hours) |
| 115428 | Dvorscak | Nick | M | AR | US | 2 | Black Canyon 100km 2024 (17 hours) † |
| 109599 | Dwitiandi | Dendi | M | Jawa Barat | ID | 4 | Ultra-Trail Australia by UTMB 100km 2024 (19 hours) |
| 113946 | Dwyer | Lindsey | F | California | US | 4 | HOKA Rocky Raccoon 100M 2024 (30 hours) |
| 123278 | Dwyer | Loch | M | NSW | AU | 1 | Ultra-Trail Australia by UTMB 100km 2024 (19 hours) |
| 123287 | Dyar | John | M | Virginia | US | 1 | Laurel Highlands 70.5M 2024 (20 hours) † |
| 116613 | Dybas | Jared | M | CT | US | 2 | Cruel Jewel 106M 2024 (48 hours) † |
| 102083 | Dye | David | M | TN | US | 4 | Cruel Jewel 106M 2024 (48 hours) † |
| 102199 | Dye | Shannon | F | TN | US | 4 | Miwok 100km 2024 (15:30:59 hours) |
| 112874 | Dyer | Sean | M | Cambridgeshire | GB | 2 | Thames Path 100M 2024 (28 hours) |
| 107496 | Dykstra | Justin | M | MI | US | 8 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 119888 | Dyment | Theodore | M | NY | US | 1 | Canyons by UTMB 104km 2024 (20 hours) |
| 110181 | Dzenis | Juris | M | Sigulda | LV | 1 | Western States 100M 2024 (30 hours) † |
| 103910 | Dzioba | Troy | M | AB | CA | 16 | Canyons by UTMB 104km 2024 (20 hours) |
| 116338 | Eagle | Zach | M | Indiana | US | 2 | Run Rabbit Run (Hares) 100M 2024 (38 hours) † |
| 122297 | Eagles | Ruth | F | Queensland | AU | 1 | Ultra-Trail Australia by UTMB 100km 2024 (19 hours) |
| 119663 | Eames | Finton | M | Victoria | AU | 1 | Surf Coast Century 100km 2024 (16 hours) |
| 119737 | Eames | Matt | M | Prague | CZ | 1 | Chianti Castles by UTMB 103km 2024 (22 hours) |
| 103469 | Earle | Lieko | F | CO | US | 64 | Bear, The 100M 2024 (36 hours) † |
| 117024 | Earney | John | M | CA | US | 2 | Cuyamaca 100km 2024 (17 hours) |
| 106784 | Easby | Conrad | M | British Columbia | CA | 4 | Bigfoot 206M 2024 (100 hours) † |
| 123136 | Eastburn | Michael | M | CA | US | 1 | Angeles Crest 100M 2024 (33 hours) † |
| 107406 | Eastman | Chad | M | AB | CA | 4 | Bighorn 100M 2024 (35 hours) |
| 122284 | Easton | Derek | M | WA | US | 1 | Crazy Mountain 100M 2024 (36 hours) † |
| 112791 | Eastvold | Lissa | F | WA | US | 2 | Javelina Jundred 100M 2024 (30 hours) † |
| 101987 | Ebener | Kenneth | M | SC | US | 64 | Long Haul 100M 2024 (30 hours) † |
| 101459 | Eber | Forrest | M | CA | US | 8 | California Fall Classic at Lake Sonoma 100km 2024 (18 hours) † |
| 119414 | Ebersbach | Frank | M | Sachsen | DE | 1 | Trail Alsace Grand Est by UTMB - Ultra-Trail des Païens 109km 2024 (21 hours) |
| 114128 | Ebert | James | M | AL | US | 4 | Arkansas Traveler 100M 2024 (30 hours) |
| 116689 | Ebertz | Joy | F | California | US | 2 | Tahoe Rim Trail 100M 2024 (36 hours) † |
| 104361 | Ebrahem | Mina | M | EGY | EG | 2 | California Fall Classic at Lake Sonoma 100km 2024 (18 hours) † |
| 120800 | Eccles | Eloise | F | Cheshire | GB | 1 | Gran Trail Courmayeur 100km 2024 (28 hours) |
| 118257 | Echizenya | Rei | M | CA | US | 2 | California Fall Classic at Lake Sonoma 100km 2024 (18 hours) † |
| 113678 | Echler | Tim | M | Ohio | US | 4 | Canal Corridor 100M 2024 (30 hours) |
| 110013 | Eckardt | David | M | IN | US | 8 | Tunnel Hill 100M 2023 (30 hours) † |
| 103871 | Eckardt | Scott | M | CA | US | 16 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 117178 | Eckerlein | Christian | M | Aargau | CH | 2 | Wildstrubel by UTMB 110km 2024 (15 hours) |
| 112653 | Eckert | Megan | F | New Mexico | US | 2 | Angeles Crest 100M 2024 (33 hours) † |
| 111634 | Eckford | Shaun | M | Alberta | CA | 4 | Canadian Death Race 118km 2024 (24 hours) |
| 105715 | Edamoto | Kanako | F | JPN | JP | 4 | Mt Fuji 100M 2024 (46 hours) |
| 119475 | Eddy | Adam | M | California | US | 1 | Gorge Waterfalls 100km 2024 (18 hours) |
| 109181 | Edenteg | Johan | M | Uppland | SE | 1 | Western States 100M 2024 (30 hours) † |
| 122136 | Eder | Franz | M | Bayern | DE | 1 | Zugspitz 100km 2024 (25 hours) |
| 116257 | Edgcomb | John | M | CA | US | 2 | California Fall Classic at Lake Sonoma 100km 2024 (18 hours) † |
| 122603 | Edgecliffe-Johnson | Noah | M | Colorado | US | 1 | Grindstone by UTMB 100km 2024 (19 hours) |
| 118510 | Edgecombe | Charles | M | British Columbia | CA | 2 | Courmayeur Champex Chamonix (CCC) 100km 2024 (25 hours) |
| 122984 | Edgecombe | Jamie | M | London | GB | 1 | South Downs Way 100M 2024 (30 hours) |
| 123286 | Edly | Kelly | M | TN | US | 1 | Pinhoti 100M 2024 (31 hours) |
| 121783 | Edman | Jake | M | WA | US | 1 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 103088 | Edwards | Alina | F | CA | US | 1 | Western States 100M 2024 (30 hours) † |
| 118046 | Edwards | Hayden | M | Texas | US | 2 | HOKA Bandera 100km 2024 (17 hours) |
| 123114 | Edwards | Huw | M | TX | US | 1 | Leadville Trail 100M 2024 (30 hours) |
| 107367 | Edwards | Jason | M | Utah | US | 8 | Bear, The 100M 2024 (36 hours) † |
| 115385 | Edwards | Jonathan | M | UT | US | 2 | Crazy Mountain 100M 2024 (36 hours) † |
| 115183 | Edwards | Jonathan | M | CO | US | 2 | Brazos Bend 100M 2024 (32 hours) |
| 105883 | Edwards | K Mike | M | MD | US | 128 | Umstead 100M 2024 (30 hours) |
| 113997 | Edwards | Mike | M | CA | US | 2 | San Diego 100M 2024 (32 hours) † |
| 109472 | Edwards | Randall | M | North Carolina | US | 4 | Long Haul 100M 2024 (30 hours) † |
| 110091 | Edwards | Taylor | M | CA | US | 1 | Western States 100M 2024 (30 hours) † |
| 120676 | Edwards Anderson | Kat | F | VA | US | 1 | Moab 238M 2024 (108 hours) † |
| 119368 | Eerdmans | Kendra | F | ND | US | 1 | HOKA Bandera 100km 2024 (17 hours) |
| 116108 | Egbert | Grant | M | Nevada | US | 2 | Javelina Jundred 100M 2024 (30 hours) † |
| 103810 | Egbert | Neeraj | M | KY | US | 32 | HOKA Rocky Raccoon 100M 2024 (30 hours) |
| 119735 | EHARA | REN | M | Tokyo -to | JP | 1 | OSJ Ontake 100M 2024 (24 hours) |
| 110608 | Ehland | Sean | M | CA | US | 8 | Rio Del Lago 100M 2024 (30 hours) |
| 112186 | Ehmann | Peter | M | NJ | US | 4 | Twisted Branch 100km 2024 (20 hours) † |
| 114501 | Ehrbaker | Toby | M | Maryland | US | 4 | Arkansas Traveler 100M 2024 (30 hours) |
| 102917 | Eidukas | Saulius | M | OR | US | 4 | Cascade Crest 100M 2024 (34 hours) † |
| 123154 | Einarsrud | Christopher | M | Bærum | NO | 1 | West Highland Way 95M 2024 (30 hours) |
| 122662 | Einhorn | Honora | F | CA | US | 1 | Black Canyon 100km 2024 (17 hours) † |
| 121369 | Eisen | Jon | M | CO | US | 1 | San Diego 100M 2024 (32 hours) † |
| 106497 | Eisenhuth | Pierre | M | BEL | BE | 2 | SwissPeaks 100km 2024 (28 hours) |
| 120195 | Eisinger | Louis | M | NJ | US | 1 | Javelina Jundred 100M 2024 (30 hours) † |
| 121571 | Eitelberg | Benjamin | M | Auckland | NZ | 1 | Ultra-Trail Australia by UTMB 100km 2024 (19 hours) |
| 119568 | Ekaterina | Kriukova | F | Krasnoyarsk region | RU | 1 | Kodiak Ultra Marathons by UTMB 100M 2024 (35 hours) |
| 109827 | Ekman | Fredrik | M | Halland | SE | 4 | Kullamannen by UTMB 100M 2024 (32 hours) |
| 122640 | Ekstroem | Jim | M | hallsta | SE | 1 | Transgrancanaria 125km 2024 (28 hours) |
| 106282 | Elam | Jimmy | M | UT | US | 16 | Wasatch Front 100M 2024 (36 hours) |
| 101447 | Elam | Matt | M | CO | US | 1 | Western States 100M 2024 (30 hours) † |
| 120440 | Elam | Patrick | M | Ohio | US | 1 | Canal Corridor 100M 2024 (30 hours) |
| 119595 | Elblinger | Balint | M | Pest | HU | 1 | Letecka Stovka 104km 2024 (21 hours) |
| 123303 | Elbracht | Sebastian | M | Niedersachsen | DE | 1 | Zugspitz 100km 2024 (25 hours) |
| 120881 | Eldred | Tate | M | Hertfordshire | GB | 1 | Ultra-Trail Snowdonia by UTMB 100km 2024 (28 hours) |
| 111982 | Eldridge | Nick | M | Oregon | US | 2 | Oregon Cascades 100M 2024 (32:01:18 hours) † |
| 117493 | Eley | Serena | F | Washington | US | 2 | Hardrock 100M 2024 (48 hours) † |
| 104081 | Elfving | Jesper | M | DNK | DK | 8 | Chianti Castles by UTMB 103km 2024 (22 hours) |
| 117682 | Elgin | Matt | M | Texas | US | 2 | HOKA Rocky Raccoon 100M 2024 (30 hours) |
| 120761 | Elizalde | Rodrigo | M | Jalisco | MX | 1 | Oso Negro 100km 2024 (24 hours) |
| 119720 | Eljai | ABDELILAH | M | Dubai | AE | 1 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 111823 | Ellemann Olesen | Martin | M | Hvidovre | DK | 2 | Chianti Castles by UTMB 103km 2024 (22 hours) |
| 122657 | Elliot | Kyle | M | WA | US | 1 | Mountain Lakes 100M 2024 (30 hours) |
| 106285 | Elliott | Josh | M | KY | US | 32 | Indiana 100M 2024 (30 hours) |
| 120274 | Elliott | Mylene | F | Surrey | PH | 1 | North Downs Way 100M 2024 (30 hours) |
| 100442 | Elliott | Randy | M | TN | US | 2 | Georgia Death Race 74M 2024 (23 hours) † |
| 121635 | Elliott | Sarah | F | Lancashire | GB | 1 | Lakeland 100M 2024 (40 hours) |
| 108023 | Elliott | Tom | M | Texas | US | 8 | Dinosaur Valley 100K 2023 (22 hours) |
| 111902 | Ellis | Bryan | M | GA | US | 2 | Bighorn 100M 2024 (35 hours) |
| 121105 | Ellis | Carley | F | KS | US | 1 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 112448 | Ellis | Jill | F | QLD | AU | 4 | Courmayeur Champex Chamonix (CCC) 100km 2024 (25 hours) |
| 105698 | Ellis | John | M | HKG | HK | 8 | Hong Kong 100K 100km 2024 (23 hours) |
| 121237 | Ellis | Kane | M | Victoria | AU | 1 | Surf Coast Century 100km 2024 (16 hours) |
| 115624 | Ellis | Karen | F | TX | US | 1 | HOKA Bandera 100km 2024 (17 hours) |
| 120481 | Ellis | Matt | M | WA | US | 1 | Beaverhead 100km 2024 (20 hours) |
| 112658 | Ellis | Steve | M | SC | US | 4 | Cocodona 250M 2024 (125 hours) † |
| 108194 | Ellwood | Graham | M | Wellington | NZ | 4 | Taupo 100km 2024 (17 hours) |
| 121017 | Ellyson-Cherry | Christy | F | CA | US | 1 | Canyons by UTMB 100M 2024 (35 hours) |
| 101996 | Elmore | Chantal | F | CO | US | 16 | High Lonesome 100M 2024 (37 hours) |
| 105308 | Elsaesser | Ralf | M | CA | US | 32 | Angeles Crest 100M 2024 (33 hours) † |
| 121735 | Elsberry | Levi | M | Idaho | US | 1 | Rio Del Lago 100M 2024 (30 hours) |
| 100789 | Elson | James | M | GBR | GB | 16 | Arc of Attrition by UTMB 100M 2024 (36 hours) |
| 122124 | Elson | Kerry Ann | F | South Africa | ZA | 1 | Chianti Castles by UTMB 103km 2024 (22 hours) |
| 121865 | Eminger | Corey | M | NC | US | 1 | Umstead 100M 2024 (30 hours) |
| 104547 | Emis | Jon | M | CA | US | 64 | Canyons by UTMB 104km 2024 (20 hours) |
| 113067 | Emmett | Tim | M | Missouri | US | 4 | Black Canyon 100km 2024 (17 hours) † |
| 106401 | Enbom | Kevin | M | CA | US | 32 | No Business 100M 2024 (34 hours) |
| 120117 | Enderle | Erin | F | WA | US | 1 | Oregon Cascades 100M 2024 (32:01:18 hours) † |
| 117115 | Endl | Matyas | M | Budapest | HU | 2 | Salomon Ultra-Trail Hungary 112km 2024 (20 hours) |
| 115188 | Endo | Tsukasa | M | IBARAKI pref | JP | 2 | Mt Fuji 100M 2024 (46 hours) |
| 106171 | Ene | Robert | M | GBR | GB | 4 | Trail Andorra by UTMB 105km 2024 (30 hours) |
| 100811 | Engel | Llewelyn | F | DC | US | 16 | Tahoe 202M 2024 (100 hours) † |
| 121552 | Engelking | Craig | M | WA | US | 1 | Waldo 100km 2024 (18 hours) † |
| 108113 | England | Jerry | M | WA | US | 8 | Bear, The 100M 2024 (36 hours) † |
| 103960 | England | Stephen | M | East Sussex | GB | 64 | Hardrock 100M 2024 (48 hours) † |
| 102038 | England | Tiffany | F | NY | US | 64 | Letecka Stovka 104km 2024 (21 hours) |
| 120849 | Englehart | Greg | M | MT | US | 1 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 107658 | Englehart | Thomas | M | Ohio | US | 8 | Mohican 100M 2024 (32 hours) |
| 102836 | English | Garrett | M | UT | US | 64 | Laurel Highlands 70.5M 2024 (20 hours) |
| 105505 | English | Nick | M | MT | US | 16 | Tahoe Rim Trail 100M 2024 (36 hours) † |
| 113223 | ENGLUND | TOM | M | Uppland | SE | 4 | SwissPeaks 360km 2024 (156 hours) |
| 100818 | Enlow | Lori | F | OK | US | 4 | Black Canyon 100km 2024 (17 hours) † |
| 100324 | Ennis-King | Jonathan | M | AUS | AU | 32 | Kosciusko by UTMB 100M 2023 (36 hours) |
| 109610 | Enrica | Gouthier | F | italy | IT | 4 | Tuscany Crossing 103km 2024 (21 hours) |
| 118409 | Entrekin | Rachel | F | California | US | 2 | Cocodona 250M 2024 (125 hours) † |
| 113328 | Entwistle | Michael | M | NSW | AU | 2 | Ultra-Trail Australia by UTMB 100km 2024 (19 hours) |
| 113165 | Epifano | Steven | M | CA | US | 4 | Cocodona 250M 2024 (125 hours) † |
| 108079 | Eppenbaugh | Sara | F | INDIANA | US | 8 | Indiana 100M 2024 (30 hours) |
| 115799 | Erickson | Anne | F | UT | US | 2 | California Fall Classic at Lake Sonoma 100km 2024 (18 hours) † |
| 109824 | Eriksson | Sigurd | M | Trondelag | NO | 8 | Kullamannen by UTMB 100M 2024 (32 hours) |
| 119584 | Erla | Tobias | M | Upper Austria | AT | 1 | Mozart by UTMB 108km 2024 (22 hours) |
| 101419 | Erlbacher-Anderson | Amy | F | NE | US | 16 | California Fall Classic at Lake Sonoma 100km 2024 (18 hours) † |
| 112558 | Erler | Maximilian | M | Newfoundland | CA | 2 | Madeira Island Ultra-Trail 115km 2024 (29 hours) |
| 123121 | Ernst | Philippe | M | Attiki | GR | 1 | Trail Alsace Grand Est by UTMB - Ultra-Trail des Chevaliers 173km 2024 (40 hours) |
| 121801 | Ernst | Shawn | M | IL | US | 1 | Hennepin 100M 2024 (30 hours) |
| 120997 | Escudie | Theo | M | New South Wales | AU | 1 | Ultra-Trail Australia by UTMB 100km 2024 (19 hours) |
| 118032 | Eshleman | Jeremy | M | Pennsylvania (PA) | US | 2 | Laurel Highlands 70.5M 2024 (20 hours) † |
| 122826 | Eskridge | Kyle | M | New York | US | 1 | HOKA Rocky Raccoon 100M 2024 (30 hours) |
| 123237 | Esler | Paul | M | Co Antrim | GB | 1 | Lakeland 100M 2024 (40 hours) |
| 103086 | Espenhahn | Svenja | F | AB | CA | 2 | Kodiak Ultra Marathons by UTMB 100km 2024 (18 hours) |
| 101046 | Espino | Albert | M | CA | US | 16 | San Diego 100M 2024 (32 hours) † |
| 102462 | Espinosa | Diego | M | AZ | US | 4 | Tahoe 202M 2024 (100 hours) † |
| 119897 | Espinoza | Holly | F | MI | US | 1 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 123388 | Esquerda | Ruben | M | Barcelona | ES | 1 | TDS (Sur les Traces des Ducs de Savoie) 147km 2024 (45:30 hours) |
| 103126 | Esquivel | Alex | M | CA | US | 32 | San Diego 100M 2024 (32 hours) † |
| 122954 | ESQUIVEL MORENO | ELIAS | M | Mexico State | MX | 1 | Puerto Vallarta by UTMB 100km 2023 (20 hours) |
| 112536 | Esson | Heather | F | OH | US | 4 | Laurel Highlands 70.5M 2024 (20 hours) † |
| 122392 | Estes | Austin | M | TN | US | 1 | Pinhoti 100M 2024 (31 hours) |
| 112227 | Estes | Bryan | M | WA | US | 2 | Moab 238M 2024 (108 hours) † |
| 108359 | Estes | Wes | M | California | US | 4 | Siskiyou Out Back 100km 2024 (18 hours) † |
| 121771 | Estivill Mercade | Gerard | M | NSW | AU | 1 | Kosciusko by UTMB 100km 2023 (23 hours) |
| 110283 | Estrada | Emily | F | OR | US | 4 | Javelina Jundred 100M 2024 (30 hours) † |
| 121410 | Estrada | Fernando | M | California | US | 1 | Quicksilver 100km 2024 (17 hours) † |
| 121537 | Estrella | Michael | M | California | US | 1 | Kodiak Ultra Marathons by UTMB 100M 2024 (35 hours) |
| 122970 | Estridge | Stephanie | F | KY | US | 1 | Burning River 100M 2024 (32 hours) |
| 122243 | Estrin | Thomas | M | Gotland | SE | 1 | Grossglockner UltraTrail 110km 2024 (28 hours) |
| 121710 | Eszterle | Nadine | F | Bayern | DE | 1 | Grossglockner UltraTrail 110km 2024 (28 hours) |
| 122988 | ETIENNE | Ghylian | M | Plaines Wilhems | MU | 1 | Lavaredo Ultra Trail by UTMB 120km 2024 (26 hours) |
| 109915 | Eury | Mark | M | CO | US | 8 | Bighorn 100M 2024 (35 hours) |
| 123257 | Evangelisti | Michele | M | Italia | IT | 1 | Lavaredo Ultra Trail by UTMB 120km 2024 (26 hours) |
| 120198 | Evans | Ewan | M | Texas | US | 1 | South Downs Way 100M 2024 (30 hours) |
| 113648 | Evans | Garret | M | CA | US | 4 | Tahoe Rim Trail 100M 2024 (36 hours) † |
| 120694 | Evans | Gregory | M | ON | CA | 1 | Canal Corridor 100M 2024 (30 hours) |
| 120154 | Evans | Hamilton | M | New York | US | 1 | Run Rabbit Run (Tortoises) 100M 2024 (38 hours) † |
| 120723 | Evans | Michael | M | TX | US | 1 | Leadville Trail 100M 2024 (30 hours) |
| 119275 | Evans | Natasha | F | Buckinghamshire | GB | 1 | South Downs Way 100M 2024 (30 hours) |
| 106792 | Evans | Russell | M | 4 | Kosciusko by UTMB 100km 2023 (23 hours) | ||
| 112290 | Evans | Sarah | F | CA | US | 4 | California Fall Classic at Lake Sonoma 100km 2024 (18 hours) † |
| 116434 | Evans | Steve | M | NSW | AU | 2 | Ultra-Trail Australia by UTMB 100km 2024 (19 hours) |
| 116091 | Eve | Ben | M | England | GB | 2 | Canyons by UTMB 104km 2024 (20 hours) |
| 105492 | Eveland | Christopher | M | TN | US | 2 | IMTUF 100M 2024 (36 hours) † |
| 109858 | Evenson | Scott | M | North Carolina | US | 4 | Umstead 100M 2024 (30 hours) |
| 120434 | Everard | Zoe | F | CO | US | 1 | Never Summer 100km 2024 (23 hours) † |
| 118556 | Everett | Meghan | F | CA | US | 2 | Canyons by UTMB 104km 2024 (20 hours) |
| 111776 | Everhart | Brock | M | OH | US | 4 | No Business 100M 2024 (34 hours) |
| 108766 | Eversole | Sean | M | HI | US | 8 | HURT 100M 2024 (36 hours) † |
| 107206 | Everson | David | M | Colorado | US | 8 | Rio Del Lago 100M 2024 (30 hours) |
| 118417 | Everton | Nikki | F | Hawkes Bay | NZ | 2 | Tarawera by UTMB 102km 2024 (17 hours) |
| 104614 | Evison | Geoff | M | AUS | AU | 2 | Ultra-Trail Australia by UTMB 100km 2024 (19 hours) |
| 102558 | Ewing | Andrew | M | CA | US | 4 | Angeles Crest 100M 2024 (33 hours) † |
| 100542 | Ewing | Brett | M | CA | US | 64 | Canyons by UTMB 100M 2024 (35 hours) |
| 122801 | Ezquerra | Gerard | M | Catalunya | ES | 1 | Penyagolosa 106km 2024 (26 hours) |
| 108819 | Fabian | Carlo | M | Ohio | US | 8 | Canal Corridor 100M 2024 (30 hours) |
| 118994 | Fabian | Zachary | M | CA | US | 2 | California Fall Classic at Lake Sonoma 100km 2024 (18 hours) † |
| 109127 | Fabianich Mcclay | John | M | Ohio | US | 8 | Canal Corridor 100M 2024 (30 hours) |
| 109061 | Facchino | Carlo | M | CA | US | 4 | California Fall Classic at Lake Sonoma 100km 2024 (18 hours) |
| 122286 | Fader | Sean | M | CA | US | 1 | Cuyamaca 100km 2024 (17 hours) |
| 110320 | fages | perrine | F | Ar riyad | SA | 2 | Eiger Ultra Trail 250km 2024 (90 hours) |
| 119768 | Fague | Richard | M | IL | US | 1 | Hennepin 100M 2024 (30 hours) † |
| 111849 | Fagundes | Anthony | M | CA | US | 2 | Canyons by UTMB 104km 2024 (20 hours) |
| 103196 | Fahy | Timothy | M | CO | US | 128 | Hardrock 100M 2024 (48 hours) † |
| 108552 | Fairman | Jeffrey | M | Maryland | US | 4 | Hellgate 100km 2023 (17 hours) |
| 112978 | Falk | Jonathan | M | MA | US | 2 | Vermont 100M 2024 (30 hours) |
| 115854 | Falkenberg | Eike | M | California | US | 2 | Javelina Jundred 100M 2024 (30 hours) † |
| 113588 | Falker | Todd | M | MA | US | 4 | Tarawera by UTMB 100M 2024 (30 hours) |
| 104909 | Fall | Chris | M | AZ | US | 8 | HOKA Bandera 100km 2024 (17 hours) |
| 122820 | Fallis | Cole | M | Alberta | CA | 1 | Lost Soul Ultra 100km 2024 (21 hours) |
| 117150 | Fallon | Collin | M | TX | US | 2 | Cascade Crest 100M 2024 (34 hours) † |
| 105143 | Fallows | Jonathan | M | GBR | GB | 2 | TDS (Sur les Traces des Ducs de Savoie) 147km 2024 (45:30 hours) |
| 117601 | Falzon | Jason | M | Texas | US | 2 | HOKA Bandera 100km 2024 (17 hours) |
| 106793 | Fannin | Tyler | M | Utah | US | 32 | Wasatch Front 100M 2024 (36 hours) |
| 120112 | Fantin | Taylor | M | Ontario | CA | 1 | Sulphur Springs 100km 2024 (18 hours) |
| 122004 | Farassoglou | Savvas | M | ON | CA | 1 | Sulphur Springs 100km 2024 (18 hours) |
| 119404 | Farinella | Vincent | M | Missouri | US | 1 | Oregon Cascades 100M 2024 (32:01:18 hours) † |
| 109351 | Farley | Jamie | M | CA | US | 8 | Mountain Lakes 100M 2024 (30 hours) † |
| 114973 | Farmer | Carlita | F | NC | US | 2 | No Business 100M 2024 (34 hours) |
| 108317 | Farmers | Andrew | M | Sabah | MY | 4 | Scott TMBT 109km 2024 (31 hours) |
| 118152 | Farmiga | Victor | M | Colorado | US | 2 | Black Canyon 100km 2024 (17 hours) † |
| 122650 | Farndale | Megan | F | Waikato | NZ | 1 | Taupo 100km 2024 (17 hours) |
| 119566 | Farno | Christopher | M | NC | US | 1 | Grindstone by UTMB 100M 2024 (36 hours) |
| 117260 | Farnsworth | Sam | M | MA | US | 2 | Vermont 100M 2024 (30 hours) |
| 113753 | Farquhar | Carey | F | WA | US | 4 | Mountain Lakes 100M 2024 (30 hours) † |
| 121821 | Farrell | Joshua | M | NY | US | 1 | Twisted Branch 100km 2024 (20 hours) † |
| 120051 | Farrell | Joshua | M | IN | US | 1 | Bighorn 100M 2024 (35 hours) |
| 122906 | Farrell | Kerry | M | New south wales | AU | 1 | Ultra-Trail Australia by UTMB 100km 2024 (19 hours) |
| 114617 | Farrell | Shelby | F | CT | US | 2 | Black Canyon 100km 2024 (17 hours) † |
| 120420 | Farrell | Suzanne | F | CA | US | 1 | Canyons by UTMB 104km 2024 (20 hours) |
| 120752 | Farynowski | Neil | M | British Columbia | CA | 1 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 117911 | Fasl | Joseph | M | New York | US | 2 | Twisted Branch 100km 2024 (20 hours) † |
| 111623 | Fatigante | Michael | M | PA | US | 4 | Cruel Jewel 106M 2024 (48 hours) † |
| 111050 | Fatti | Kali | F | New York | US | 2 | Worlds End 100km 2024 (19 hours) |
| 100635 | Faught | David | M | ID | US | 64 | Canyons by UTMB 104km 2024 (20 hours) |
| 121797 | Faulkner | Daniel | M | Texas | US | 1 | Dinosaur Valley 100K 2023 (22 hours) |
| 100419 | Fauser | Fabrice | M | CHE | CH | 8 | Trail du Saint-Jacques by UTMB 130km 2024 (28 hours) |
| 123330 | Favreau | Fabien | M | France | FR | 1 | Wildstrubel by UTMB 110km 2024 (15 hours) |
| 113864 | Favro | Chris | M | GA | US | 4 | Pinhoti 100M 2024 (31 hours) |
| 122035 | Fazio | Alec | M | VA | US | 1 | Grindstone by UTMB 100M 2024 (36 hours) |
| 112020 | Fazio | Danielle | F | CA | US | 4 | Leona Divide 100km 2024 (16 hours) † |
| 100379 | Fearing | Aaron | M | WI | US | 16 | Leadville Trail 100M 2024 (30 hours) |
| 116231 | Fearnall | Adam | M | New Brunswick | CA | 2 | Quebec Mega Trail 100M 2024 (40 hours) |
| 119815 | Featherby | Ryan | M | Victoria | AU | 1 | Surf Coast Century 100km 2024 (16 hours) |
| 101003 | Featherstone | Devin | M | AB | CA | 2 | Lost Soul Ultra 100km 2024 (21 hours) † |
| 112714 | Febbo | Salvatore | M | Western Australia | AU | 4 | Ultra-Trail Australia by UTMB 100km 2024 (19 hours) |
| 123124 | Febbo | Santino | M | WA | AU | 1 | Ultra-Trail Australia by UTMB 100km 2024 (19 hours) |
| 108586 | Febbraro | Amber | F | CO | US | 8 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 119373 | Fecteau | David | M | Pennsylvania | US | 1 | Burning River 100M 2024 (32 hours) |
| 106796 | Fedele | Domenico | M | Italy | IT | 8 | Lavaredo Ultra Trail by UTMB 120km 2024 (26 hours) |
| 119889 | Feder | Rene | M | Saxony | DE | 1 | Mozart by UTMB 108km 2024 (22 hours) |
| 117796 | Feeney | James | M | New York | US | 2 | Twisted Branch 100km 2024 (20 hours) † |
| 117549 | Feeny | James | M | MI | US | 2 | Gorge Waterfalls 100km 2024 (18 hours) |
| 103041 | Fegyveresi | John | M | AZ | US | 2 | Black Canyon 100km 2024 (17 hours) † |
| 112869 | Fehr | Ty | M | Alberta | CA | 4 | Crazy Mountain 100M 2024 (36 hours) † |
| 112062 | Feickert | Zach | M | CO | US | 4 | Wasatch Front 100M 2024 (36 hours) |
| 122997 | Felber | Stephanie | F | IL | US | 1 | Hennepin 100M 2024 (30 hours) † |
| 112864 | Felczerek | Mariusz | M | South Yorkshire | PL | 4 | TDS (Sur les Traces des Ducs de Savoie) 147km 2024 (45:30 hours) |
| 101106 | Feldman | Angela | F | AZ | US | 2 | Javelina Jundred 100M 2024 (30 hours) |
| 122396 | Feldman | Josh | M | CO | US | 1 | Bear, The 100M 2024 (36 hours) † |
| 100897 | Feldman | Neil | M | MA | US | 256 | Twisted Branch 100km 2024 (20 hours) † |
| 117610 | Felicetti | Luca | M | Trentino | IT | 2 | Tuscany Crossing 160km 2024 (32 hours) |
| 119792 | Fell | Simon | M | NA | NZ | 1 | Tarawera by UTMB 102km 2024 (17 hours) |
| 122633 | Felley Jacquemont | Allison | F | QC | US | 1 | Fat Dog 120M 2024 (48 hours) † |
| 123274 | Fellin | Federico | M | TN | IT | 1 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 118801 | Felton | Matthew | M | CO | US | 2 | Leadville Trail 100M 2024 (30 hours) |
| 117848 | FENG | RONGHUANG | M | GUANGXI | CN | 2 | Doi Inthanon Thailand by UTMB 104km 2023 (30 hours) |
| 121453 | FENG | SHIHUA | M | CA | US | 1 | Quicksilver 100km 2024 (17 hours) † |
| 111494 | Feng | Wei | M | Singapore | SG | 4 | SwissPeaks 170km 2024 (58 hours) |
| 116377 | Fenn | Samuel | M | London | GB | 2 | Arc of Attrition by UTMB 100M 2024 (36 hours) |
| 120203 | Fenske | Eric | M | Maryland | US | 1 | Burning River 100M 2024 (32 hours) |
| 100208 | Fensterl | Jaime | F | OH | US | 2 | Twisted Branch 100km 2024 (20 hours) † |
| 104789 | Ferbitz | Lars | M | CHE | CH | 8 | Eiger Ultra Trail 101km 2024 (22 hours) |
| 118589 | Ferdinandson | Adam | M | CO | US | 2 | Never Summer 100km 2024 (23 hours) † |
| 120765 | Fergason | Jacob | M | Ca | US | 1 | San Diego 100M 2024 (32 hours) † |
| 109662 | Fergen | Jochen | M | NRW | DE | 2 | Grossglockner UltraTrail 110km 2024 (28 hours) |
| 118022 | Fergot | Gregg | M | CA | US | 2 | Bryce 100M 2024 (36 hours) |
| 107668 | Ferguson | Joshua | M | Maryland | US | 8 | Black Canyon 100km 2024 (17 hours) † |
| 122370 | Ferguson | Parker | M | California | US | 1 | Canyons by UTMB 104km 2024 (20 hours) |
| 118438 | Ferguson | Stan | M | AR | US | 2 | Canyons by UTMB 100M 2024 (35 hours) |
| 110083 | Ferguson | Tiffany | F | CA | US | 4 | Canyons by UTMB 104km 2024 (20 hours) |
| 110933 | Fernandez | Cristian | M | San Jose | CR | 2 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 104707 | Fernandez | Gerome | M | FRA | FR | 1 | Western States 100M 2024 (30 hours) † |
| 119664 | Ferra | Leigh | F | CA | US | 1 | Javelina Jundred 100M 2024 (30 hours) † |
| 122986 | Ferrandis | JJ | M | NSW | AU | 1 | Ultra-Trail Australia by UTMB 100km 2024 (19 hours) |
| 115289 | Ferrante | Marco | M | BZ | IT | 2 | Mozart by UTMB 108km 2024 (22 hours) |
| 106800 | Ferrara | Nicholas | M | PA | US | 128 | Zion 100M 2024 (36 hours) |
| 121994 | Ferrari | Angelo Francesco | N | Italia | US | 1 | Madeira Island Ultra-Trail 115km 2024 (29 hours) |
| 121462 | Ferraris | Gianpaolo maria | M | Piemonte | IT | 1 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 120349 | Ferre | Brice | M | BC | CA | 1 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 100711 | Ferree | Eric | M | PA | US | 8 | Grindstone by UTMB 100M 2024 (36 hours) |
| 116239 | FERREIRA FILHO | IDALINO | M | MINAS GERAIS | BR | 2 | Courmayeur Champex Chamonix (CCC) 100km 2024 (25 hours) |
| 109845 | FERRELL | THOMAS | M | OR | US | 4 | Mountain Lakes 100M 2024 (30 hours) † |
| 117339 | Ferrero | Maria Carla | F | TO | IT | 2 | Rio Del Lago 100M 2024 (30 hours) |
| 114191 | Ferret | Kevin | M | California | US | 4 | TDS (Sur les Traces des Ducs de Savoie) 147km 2024 (45:30 hours) |
| 105155 | Ferretto | Alberto | M | ITA | IT | 4 | Mozart by UTMB 108km 2024 (22 hours) |
| 107730 | Ferrier | Nathan | M | MI | US | 8 | Kettle Moraine 100M 2024 (30 hours) † |
| 119594 | ferrio | matteo | M | Italia | IT | 1 | Lavaredo Ultra Trail by UTMB 120km 2024 (26 hours) |
| 109316 | Ferriol | Xyrus | M | CA | US | 4 | Canyons by UTMB 100M 2024 (35 hours) |
| 113274 | Ferro | Matthew | M | Texas | US | 4 | Grindstone by UTMB 100km 2024 (19 hours) |
| 117676 | Ferry | Luke | M | NSW | AU | 2 | Ultra-Trail Australia by UTMB 100km 2024 (19 hours) |
| 105482 | Fersch | Sascha | M | DEU | DE | 1 | Western States 100M 2024 (30 hours) † |
| 122544 | Ferton | Matthieu | M | NORD | FR | 1 | Wildstrubel by UTMB 110km 2024 (15 hours) |
| 111215 | Fetters | Brad | M | FL | US | 2 | Georgia Death Race 74M 2024 (23 hours) † |
| 119973 | Fetveit | Are | M | Møre og Romsdal | NO | 1 | Wildstrubel by UTMB 110km 2024 (15 hours) |
| 108288 | Fetzer | Dan H | M | Utah | US | 8 | Bryce 100M 2024 (36 hours) |
| 114066 | Feucht | Karl | M | PENNSYLVANIA | US | 2 | Vermont 100M 2024 (30 hours) |
| 104139 | Feustel | Troy | M | IA | US | 8 | Superior 100M 2024 (38 hours) † |
| 122990 | Fiacchi | Paolo | M | Italy | IT | 1 | Nice Côte d'Azur by UTMB 107km 2024 (28 hours) |
| 119477 | Fiala | Stanislav | M | Ceske Budejovice | CZ | 1 | Madeira Island Ultra-Trail 115km 2024 (29 hours) |
| 123123 | FIAMONCINI | Valmor | M | Sp | BR | 1 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 107868 | Fiandaca | Sam | M | California | US | 1 | Western States 100M 2024 (30 hours) † |
| 105038 | Fiandeiro | Louis | M | CA | US | 32 | Tuscany Crossing 103km 2024 (21 hours) |
| 104510 | Fiandeiro | Stefan | M | CA | US | 32 | HURT 100M 2024 (36 hours) † |
| 118206 | Fidalgo | Tino | M | MA | US | 2 | Vermont 100M 2024 (30 hours) |
| 109154 | Fides | Martin | M | Slovakia | SK | 4 | Grossglockner UltraTrail 110km 2024 (28 hours) |
| 117867 | Fiege-Kollmann | Kyle | M | Washington | US | 2 | Waldo 100km 2024 (18 hours) † |
| 117194 | Field | David | M | Bedfordshire | GB | 2 | Arc of Attrition by UTMB 100M 2024 (36 hours) |
| 120472 | Fields | Ben | M | Colorado | US | 1 | Run Rabbit Run (Tortoises) 100M 2024 (38 hours) † |
| 122367 | Fields | Jennifer | F | California | US | 1 | Gorge Waterfalls 100km 2024 (18 hours) |
| 111392 | Fiene | Jonathan | M | Baden-Württemberg | DE | 4 | Mozart by UTMB 108km 2024 (22 hours) |
| 121059 | Fierros Miranda | Antonio Rafael | M | SIN | MX | 1 | Kodiak Ultra Marathons by UTMB 100km 2024 (18 hours) |
| 104374 | Fiessinger | Christophe | M | WA | US | 16 | Zion 100M 2024 (36 hours) |
| 115457 | Fifer | Tom | M | IN | US | 2 | Indiana 100M 2024 (30 hours) |
| 105490 | Figgins | Troy | M | CA | US | 128 | Zion 100M 2024 (36 hours) |
| 113903 | Figone Crouch | Lisa | F | CA | US | 2 | Angeles Crest 100M 2024 (33 hours) † |
| 119660 | Fihma | Scott | M | iN | US | 1 | Indiana 100M 2024 (30 hours) |
| 108480 | File | Balázs | M | Pest | HU | 4 | Grossglockner UltraTrail 110km 2024 (28 hours) |
| 116103 | Files | Adam | M | FL | US | 2 | Long Haul 100M 2024 (30 hours) † |
| 101409 | Fillari | Antonio | M | CA | US | 4 | Rio Del Lago 100M 2024 (30 hours) |
| 121983 | Fillon | Benjamin | M | British Columbia | CA | 1 | TDS (Sur les Traces des Ducs de Savoie) 147km 2024 (45:30 hours) |
| 115124 | Fimple | Misty | F | Nevada | US | 2 | Grindstone by UTMB 100km 2024 (19 hours) |
| 115497 | Findley | Craig | M | IN | US | 2 | Tahoe 202M 2024 (100 hours) † |
| 114280 | Finegan | Oran | M | Geneva | CH | 4 | Eiger Ultra Trail 101km 2024 (22 hours) |
| 100243 | Finger | Joshua | M | PA | US | 16 | Worlds End 100km 2024 (19 hours) |
| 122203 | Fink | Brad | M | TX | US | 1 | Rio Del Lago 100M 2024 (30 hours) |
| 105361 | Finkbeiner | Christian | M | NV | US | 8 | Tahoe Rim Trail 100M 2024 (36 hours) † |
| 121409 | Finlay | Paul | M | East Lothian | GB | 1 | Ultra-Trail Snowdonia by UTMB 165km 2024 (50 hours) |
| 119977 | Finn | Bradley | M | NY | US | 1 | Javelina Jundred 100M 2024 (30 hours) † |
| 109431 | Finn | Charles | M | WA | US | 8 | Zion 100km 2024 (19 hours) |
| 122887 | FINNIGAN | Sean | N | WI | US | 1 | Tunnel Hill 100M 2023 (30 hours) † |
| 122054 | Finocchiaro | Jessica | F | MA | US | 1 | Twisted Branch 100km 2024 (20 hours) † |
| 108462 | Finocchio | Tim | M | MA | US | 8 | Bear, The 100M 2024 (36 hours) † |
| 120145 | Fiore | Bronson | M | Colorado | US | 1 | Black Canyon 100km 2024 (17 hours) † |
| 118795 | Fioretti | Mirko | M | Italy | US | 2 | Gran Trail Courmayeur 100km 2024 (28 hours) |
| 109110 | Fischer | Jody | M | QLD | AU | 4 | Blackall 100km 2024 (18 hours) |
| 119512 | Fischer | Kody | M | Hong Kong S.A.R. | HK | 1 | Nice Côte d'Azur by UTMB 107km 2024 (28 hours) |
| 102590 | Fish | Derek | M | GBR | GB | 64 | Hardrock 100M 2024 (48 hours) † |
| 102775 | Fisher | Casey | M | MD | US | 8 | Grindstone by UTMB 100M 2024 (36 hours) |
| 107666 | Fisher | Charles | M | TX | US | 2 | Dinosaur Valley 100K 2023 (22 hours) |
| 116677 | Fisher | Charlotte | F | Other | GB | 2 | North Downs Way 100M 2024 (30 hours) |
| 120324 | Fisher | Corey | M | MT | US | 1 | Beaverhead 100km 2024 (20 hours) |
| 122679 | Fisher | Gwyn | M | UT | US | 1 | IMTUF 100M 2024 (36 hours) † |
| 117998 | Fisher | Jacob | M | CO | US | 2 | Never Summer 100km 2024 (23 hours) † |
| 118354 | Fisher | Joanne | F | FL | US | 2 | HOKA Rocky Raccoon 100M 2024 (30 hours) |
| 109346 | Fisher | Marta | U | OR | US | 4 | Hardrock 100M 2024 (48 hours) † |
| 117390 | Fisher | Nathan | M | California | US | 2 | Sedona Canyons 125M 2024 (52 hours) † |
| 113625 | Fisher | Pamela | F | AZ | US | 2 | Black Canyon 100km 2024 (17 hours) † |
| 120014 | Fiske | Zachary | M | New York | US | 1 | Leadville Trail 100M 2024 (30 hours) |
| 103428 | Fitch | Kelly | F | CA | US | 8 | Cascade Crest 100M 2024 (34 hours) |
| 100321 | Fitz | John | M | MD | US | 32 | Pinhoti 100M 2024 (31 hours) |
| 122739 | Fitzgibbons | Greg | M | CA | US | 1 | Rio Del Lago 100M 2024 (30 hours) |
| 119406 | Fitzpatrick | Simon | M | West Sussex | GB | 1 | South Downs Way 100M 2024 (30 hours) |
| 123240 | Fitzsimmons | Mike | M | NV | US | 1 | Siskiyou Out Back 100km 2024 (18 hours) |
| 117836 | Fjose | Fredrik | M | Vestland | US | 2 | Kullamannen by UTMB 100M 2024 (32 hours) |
| 120149 | Fladd | Jonathan | M | NY | US | 1 | Twisted Branch 100km 2024 (20 hours) † |
| 112897 | Fladhammer | James | M | Wisconsin | US | 4 | Georgia Death Race 74M 2024 (23 hours) † |
| 114940 | Flagler | Grant | M | Alberta | CA | 2 | Courmayeur Champex Chamonix (CCC) 100km 2024 (25 hours) |
| 113457 | Flaidar | Alin | M | WA | US | 2 | Mountain Lakes 100M 2024 (30 hours) † |
| 117823 | Flament | Arnaud | M | SA | AU | 2 | Ultra-Trail Australia by UTMB 100km 2024 (19 hours) |
| 118072 | Flanagan | Gill | M | Ky | US | 2 | No Business 100M 2024 (34 hours) |
| 121873 | Flanagan | William | M | Buckinghamshire | GB | 1 | Thames Path 100M 2024 (28 hours) |
| 107553 | Flanary | James | M | CO | US | 8 | Rio Del Lago 100M 2024 (30 hours) |
| 116762 | Flannery | Jared | M | MN | US | 2 | Bigfoot 206M 2024 (100 hours) † |
| 100532 | Flannery | Kevin | M | CO | US | 4 | Zion 100km 2024 (19 hours) |
| 105660 | Flannery | Moira | F | UT | US | 32 | Hardrock 100M 2024 (48 hours) † |
| 109073 | Flatlip | Scott | M | MT | US | 2 | Cocodona 250M 2024 (125 hours) † |
| 113282 | Flatman | Danielle | F | Auckland | NZ | 4 | Tarawera by UTMB 100M 2024 (30 hours) |
| 115970 | Fleeger | Kevin | M | FL | US | 2 | Cocodona 250M 2024 (125 hours) † |
| 112047 | Fleisher | Aaron | M | CA | US | 4 | Cocodona 250M 2024 (125 hours) |
| 103723 | Fleitz | Michael | M | OH | US | 8 | Burning River 100M 2024 (32 hours) |
| 122232 | Fleming | Cillian | M | Cork | IE | 1 | Ultra-Trail Snowdonia by UTMB 100km 2024 (28 hours) |
| 112701 | Fleming | Margot | F | CA | US | 4 | Siskiyou Out Back 100km 2024 (18 hours) † |
| 121492 | Fleming | Stan | M | TN | US | 1 | Leadville Trail 100M 2024 (30 hours) |
| 121782 | Fletcher | Ben | M | California | US | 1 | Tahoe Rim Trail 100M 2024 (36 hours) |
| 123281 | Fletcher | James | M | NSW | AU | 1 | Ultra-Trail Australia by UTMB 100km 2024 (19 hours) |
| 109063 | Fletcher | Matt | M | UT | US | 2 | Wasatch Front 100M 2024 (36 hours) |
| 121539 | Fletcher | Richard | M | ACT | AU | 1 | Guzzler Ultra 100km 2024 (24 hours) |
| 100638 | Fletes | Sinuhe | M | MEX | MX | 64 | Long Haul 100M 2024 (30 hours) † |
| 102403 | Flinders | Mary | F | WA | US | 32 | Black Canyon 100km 2024 (17 hours) † |
| 109593 | Flink | Brian | M | CO | US | 8 | Black Canyon 100km 2024 (17 hours) † |
| 120932 | Flint | Andrew | M | Haute Garonne | FR | 1 | Val d'Aran by UTMB - Camins de Hèr 110km 2024 (26 hours) |
| 120251 | Flint | Ryan | M | Ontario | CA | 1 | Sulphur Springs 100M 2024 (30 hours) |
| 116624 | Flodmand | Derek | M | NM | US | 2 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 121586 | Florén | Alma-Therése | F | Västra Götaland | US | 1 | Täby Extreme Challenge 100M 2024 (30 hours) |
| 122123 | Flores | Juan | M | California | US | 1 | Sean O'Brien 100km 2024 (16 hours) |
| 109636 | Flores | Luis | M | CA | US | 4 | Quicksilver 100km 2024 (17 hours) † |
| 108597 | Flory | Ariela | F | Kentucky | US | 4 | Tarawera by UTMB 102km 2024 (17 hours) |
| 108592 | FLORY | Daniel | M | KY | US | 4 | Tarawera by UTMB 102km 2024 (17 hours) |
| 119698 | Flowerdew | Gregory | M | Lothian | GB | 1 | West Highland Way 95M 2024 (30 hours) |
| 121338 | Floyd | Ian | M | CO | US | 1 | Javelina Jundred 100M 2024 (30 hours) † |
| 109450 | Floyd | Richard | M | NC | US | 4 | Hellgate 100km 2023 (17 hours) |
| 116359 | Flynn | Aaron | M | CA | US | 2 | Long Haul 100M 2024 (30 hours) † |
| 100135 | Flynn | Andrew | M | JPN | JP | 8 | Mt Fuji 100M 2024 (46 hours) |
| 111551 | Flynn | Anthony | M | New Hampshire | US | 2 | Vermont 100M 2024 (30 hours) |
| 116419 | Flynn | Bracken | M | CA | US | 2 | Waldo 100km 2024 (18 hours) † |
| 111734 | Flynn | David | M | GA | US | 4 | Pinhoti 100M 2024 (31 hours) |
| 119511 | Flynn | Michael | M | MO | US | 1 | Black Canyon 100km 2024 (17 hours) † |
| 112529 | Fobert | Matt | M | On | CA | 2 | Quebec Mega Trail 100M 2024 (40 hours) |
| 109270 | Foessel | Benjamin | M | Queensland | AU | 8 | Courmayeur Champex Chamonix (CCC) 100km 2024 (25 hours) |
| 119010 | Fogelmark | Johan | M | Stockholm | SE | 2 | Lavaredo Ultra Trail by UTMB 120km 2024 (26 hours) |
| 121424 | Fogerty | Patrick | M | CA | US | 1 | Burning River 100M 2024 (32 hours) |
| 108791 | Foglia | Ivan | M | Parma | IT | 8 | Nice Côte d'Azur by UTMB 159km 2024 (48 hours) |
| 106230 | Folkert | Darrel | M | CA | US | 2 | Black Canyon 100km 2024 (17 hours) † |
| 113581 | Follmar | Amanda | F | California | US | 4 | Quicksilver 100km 2024 (17 hours) † |
| 123082 | Foncubierta | Ezequiel | N | Cádiz | ES | 1 | Ultra Trail Sierras del Bandolero 166km 2024 (40 hours) |
| 109015 | Fones | Madeline | F | CO | US | 4 | Leadville Trail 100M 2024 (30 hours) |
| 110060 | Fonseca | Traci | F | CA | US | 8 | Rio Del Lago 100M 2024 (30 hours) |
| 109147 | Fontaine | Anthony | M | Quebec | CA | 8 | Quebec Mega Trail 100M 2024 (40 hours) |
| 118467 | Fontenay | Clément | M | Puy de Dôme | FR | 2 | Trail Alsace Grand Est by UTMB - Ultra-Trail des Chevaliers 173km 2024 (40 hours) |
| 119911 | Fontenelle | Henrique | M | Milan | IT | 1 | Chianti Castles by UTMB 103km 2024 (22 hours) |
| 123362 | fontenot | aaron | M | co | US | 1 | Never Summer 100km 2024 (23 hours) † |
| 120553 | Foo | Khai | M | Oaxaca | MX | 1 | Canyons by UTMB 100M 2024 (35 hours) |
| 122343 | Foor | Tyler | M | NC | US | 1 | Grindstone by UTMB 100km 2024 (19 hours) |
| 118988 | Forand | Marc-Antoine | M | QC | CA | 1 | Quebec Mega Trail 100M 2024 (40 hours) |
| 122625 | Forbes | Christi | F | WI | US | 1 | Hennepin 100M 2024 (30 hours) † |
| 120412 | Forbes | Travis | M | Washington | US | 1 | Cascade Crest 100M 2024 (34 hours) † |
| 121981 | Ford | Bennett | M | Texas | US | 1 | HOKA Bandera 100km 2024 (17 hours) |
| 108231 | Ford | Chad | M | WA | US | 2 | Bigfoot 206M 2024 (100 hours) † |
| 101221 | Ford | Elisabeth | F | GA | US | 8 | Long Haul 100M 2024 (30 hours) † |
| 109252 | Ford | Isaiah | M | AZ | US | 2 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 108749 | Ford | Russell | M | TX | US | 8 | Angeles Crest 100M 2024 (33 hours) † |
| 117226 | Ford | Tyler | M | Virginia | US | 2 | Hellbender 100M 2024 (40 hours) |
| 100860 | Foreman | Gary | M | AZ | US | 16 | IMTUF 100M 2024 (36 hours) † |
| 122776 | Foreste | Nick | M | Georgia | US | 1 | Pinhoti 100M 2024 (31 hours) |
| 119936 | Forge | Pierrick | M | Québec | CA | 1 | Quebec Mega Trail 110km 2024 (22 hours) |
| 122580 | Forgues | Eric | M | Quebec | CA | 1 | Ultra-Trail Harricana 125km 2024 (26 hours) |
| 111103 | Forman | Jared | M | CA | US | 4 | California Fall Classic at Lake Sonoma 100km 2024 (18 hours) † |
| 112007 | Forman | Ryan | M | TX | US | 4 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 111181 | FORNELLI | Giacomo | M | Torino | IT | 4 | Abbots Way 125km 2024 (28 hours) |
| 122857 | Forstag | Sophia | F | MONTANA | US | 1 | Beaverhead 100km 2024 (20 hours) |
| 121301 | Forsyth | David | M | OH | US | 1 | Burning River 100M 2024 (32 hours) |
| 113241 | Forsyth | Ian | M | Colorado | US | 2 | High Lonesome 100M 2024 (37 hours) |
| 112468 | Fortenberry | Ryan | M | KY | US | 4 | Tunnel Hill 100M 2023 (30 hours) † |
| 120374 | Fortier | David | M | Québec | CA | 1 | Burning River 100M 2024 (32 hours) |
| 120141 | fortier | joanna | F | Vermont | US | 1 | Black Canyon 100km 2024 (17 hours) † |
| 123126 | Fortier | Zoe | F | Maryland | US | 1 | Twisted Branch 100km 2024 (20 hours) † |
| 114243 | Fortin | Charles | M | Quebec | CA | 4 | Ultra-Trail Harricana 125km 2024 (26 hours) |
| 121116 | Foster | Elizabeth | F | IL | US | 1 | Hennepin 100M 2024 (30 hours) |
| 120733 | Foster | Garrett | M | Utah | US | 1 | Bear, The 100M 2024 (36 hours) † |
| 107987 | Fotheringham | Alannah | F | ON | CA | 8 | California Fall Classic at Lake Sonoma 100km 2024 (18 hours) † |
| 122276 | Fountain | Vincent | M | fl | US | 1 | HOKA Rocky Raccoon 100M 2024 (30 hours) |
| 111245 | FOURGEAUD | ALAIN | U | FRANCE | FR | 2 | Julian Alps Trail Run by UTMB 120km 2024 (26 hours) |
| 120211 | Fowkes | Molly | F | California | US | 1 | Vermont 100M 2024 (30 hours) |
| 121174 | Fowlds | Myles | M | NSW | AU | 1 | Guzzler Ultra 100km 2024 (24 hours) |
| 101689 | Fowler | Arthur | M | OR | US | 4 | Mountain Lakes 100M 2024 (30 hours) † |
| 121604 | Fowler | Caleb | M | VA | US | 1 | Bighorn 100M 2024 (35 hours) |
| 120076 | Fowler | David | M | WV | US | 1 | Rim to River 100M 2024 (32 hours) |
| 120053 | Fowler | Jasmine | F | Maine | US | 1 | Vermont 100M 2024 (30 hours) |
| 122436 | Fowler | Maggie | F | WA | US | 1 | HOKA Rocky Raccoon 100M 2024 (30 hours) |
| 103114 | Fowler | Phillip | M | AUS | AU | 64 | Guzzler Ultra 100km 2024 (24 hours) |
| 112528 | Fowlkes | Jonathan | M | Mt | US | 4 | Fat Dog 120M 2024 (48 hours) † |
| 120777 | Fox | Jeff | M | PA | US | 1 | Laurel Highlands 70.5M 2024 (20 hours) † |
| 112970 | fox | kyle | M | Ca | US | 4 | Canyons by UTMB 100M 2024 (35 hours) |
| 107709 | Fox | Nelle | F | VA | US | 4 | Rim to River 100M 2024 (32 hours) |
| 121265 | Fox | Samuel Louis Albert | M | Barcelona | ES | 1 | Transgrancanaria 125km 2024 (28 hours) |
| 114135 | Fox | Stacy | M | CA | US | 4 | Cocodona 250M 2024 (125 hours) † |
| 103513 | Fox | Wallly | M | OR | US | 16 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 120559 | Foxcroft | Mike | M | ON | CA | 1 | Sulphur Springs 100M 2024 (30 hours) |
| 109956 | Fracchia | Kristin | F | CA | US | 8 | Canyons by UTMB 104km 2024 (20 hours) |
| 100071 | Fraga | Tara | F | WA | US | 16 | Valhöll Ultra-Trail by UTMB 125km 2024 (30 hours) |
| 116170 | Fragoso | Jill | F | LA | US | 2 | High Lonesome 100M 2024 (37 hours) |
| 105614 | Fraher | Desmond | M | NZL | NZ | 8 | Taupo 100km 2024 (17 hours) |
| 123308 | Framularo | Vincent | M | Connecticut | US | 1 | Vermont 100M 2024 (30 hours) |
| 114012 | Franchi | Trevor | M | CA | US | 4 | Canyons by UTMB 100M 2024 (35 hours) |
| 109650 | Francis | Alex | M | WI | US | 4 | Kodiak Ultra Marathons by UTMB 100km 2024 (18 hours) |
| 117358 | Francis | Helen | F | Ontario | CA | 2 | Sulphur Springs 100km 2024 (18 hours) |
| 102315 | Francisco | Cris | M | CA | US | 8 | Javelina Jundred 100M 2024 (30 hours) † |
| 120561 | Francisty | Stefan | M | Slovakia | SK | 1 | Javornika 105km 2024 (24 hours) |
| 120302 | Frank | Dustin | M | ID | US | 1 | Oregon Cascades 100M 2024 (32:01:18 hours) † |
| 119217 | Frank | Jordan | M | ID | US | 1 | IMTUF 100M 2024 (36 hours) † |
| 122078 | Frank | William | M | Ca | US | 1 | Rio Del Lago 100M 2024 (30 hours) |
| 113180 | Franklin | Dan | M | Waikato | NZ | 4 | Taupo 100km 2024 (17 hours) |
| 122356 | Franklin | Douglas | M | AZ | US | 1 | Bear, The 100M 2024 (36 hours) † |
| 120174 | Franklin | Justin | M | OK | US | 1 | Arkansas Traveler 100M 2024 (30 hours) |
| 119518 | Franssens | Nills | M | CA | US | 1 | Canyons by UTMB 104km 2024 (20 hours) |
| 111503 | Frantzen | Marc | M | NRW | DE | 4 | Trail Alsace Grand Est by UTMB - Ultra-Trail des Chevaliers 173km 2024 (40 hours) |
| 122643 | Fraser | Sandon | M | British Columbia | CA | 1 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 120073 | Frayne | Amie | F | Oxfordshire | GB | 1 | South Downs Way 100M 2024 (30 hours) |
| 120016 | Frazier | Jack | M | Missouri | US | 1 | Kettle Moraine 100M 2024 (30 hours) † |
| 108068 | Frazier | Kyle | M | TX | US | 4 | Bear, The 100M 2024 (36 hours) † |
| 115121 | Fréchette | Guillaume | M | BY | DE | 2 | Eiger Ultra Trail 101km 2024 (22 hours) |
| 119898 | FREDEFON | SEVERINE | F | - Sélectionnez votre état --- | FR | 1 | Nice Côte d'Azur by UTMB 107km 2024 (28 hours) |
| 116228 | Frederick | Kaylee | F | Pennsylvania | US | 2 | Laurel Highlands 70.5M 2024 (20 hours) † |
| 110077 | Frederiksen | Claus Ellgaard | M | Nordjylland | DK | 8 | Autumn 100M 2024 (28 hours) |
| 120479 | Freed | Charles | M | Kentucky | US | 1 | Tunnel Hill 100M 2023 (30 hours) † |
| 120688 | Freeman | Renee | F | Montana | US | 1 | Beaverhead 100km 2024 (20 hours) |
| 116432 | Freer | Jada | F | WA | US | 2 | Cocodona 250M 2024 (125 hours) † |
| 121121 | Frei | Becca | F | CA | US | 1 | Run Rabbit Run (Hares) 100M 2024 (38 hours) † |
| 102520 | Freitag | Michael | M | DEU | DE | 32 | Dalmacija Ultra Trail 122km 2024 (32 hours) |
| 122010 | French | Tyler | M | ON | CA | 1 | Sulphur Springs 100km 2024 (18 hours) |
| 104526 | French-Owen | Calvin | M | CA | US | 16 | Cascade Crest 100M 2024 (34 hours) † |
| 117414 | Frentzel | Jonathan | M | Delaware | US | 2 | Kodiak Ultra Marathons by UTMB 100M 2024 (35 hours) |
| 112943 | Frey | Dominique | M | Zurich | CH | 4 | Eiger Ultra Trail 101km 2024 (22 hours) |
| 118588 | Frey | Joshua | M | CA | US | 2 | Rio Del Lago 100M 2024 (30 hours) |
| 119628 | Friar | Richard | M | Surrey | GB | 1 | Courmayeur Champex Chamonix (CCC) 100km 2024 (25 hours) |
| 104893 | Frick | Tim | M | TX | US | 4 | HOKA Bandera 100km 2024 (17 hours) |
| 121762 | Friedel | Justin | M | Ontario | CA | 1 | Superior 100M 2024 (38 hours) |
| 120204 | friedly | seth | M | Colorado | US | 1 | Quebec Mega Trail 100M 2024 (40 hours) |
| 119996 | Friedman | Andrew | M | New York | US | 1 | Tahoe 202M 2024 (100 hours) † |
| 107408 | friedman | Jason | M | NJ | US | 8 | Bigfoot 206M 2024 (100 hours) † |
| 122822 | Friedman | Lee | M | TN | US | 1 | Arkansas Traveler 100M 2024 (30 hours) |
| 111355 | Friesen | Jared | M | Wa | US | 4 | Cascade Crest 100M 2024 (34 hours) † |
| 103550 | Friess | Mark | M | OR | US | 16 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 109114 | Frigeri | Mattia | M | Parma | IT | 1 | Western States 100M 2024 (30 hours) † |
| 112966 | Frigon | Samuel | M | Québec | CA | 4 | Quebec Mega Trail 110km 2024 (22 hours) |
| 117868 | Frisch | László | M | Heves | HU | 2 | Gran Trail Peñalara 110km 2024 (25 hours) |
| 104425 | Fritsch | Jackie | F | MD | US | 8 | Rio Del Lago 100M 2024 (30 hours) |
| 102507 | Fritz | Aaron | M | TX | US | 16 | HOKA Rocky Raccoon 100M 2024 (30 hours) |
| 119556 | Frizzell | Erin | F | AZ | US | 1 | Black Canyon 100km 2024 (17 hours) † |
| 119037 | Froidevaux | Elliot | M | None | HK | 2 | Täby Extreme Challenge 100M 2024 (30 hours) |
| 122457 | froissard | timothee | M | Nord | FR | 1 | Nice Côte d'Azur by UTMB 107km 2024 (28 hours) |
| 121844 | Frost | Jared | M | NV | US | 1 | Wasatch Front 100M 2024 (36 hours) |
| 120926 | Frost-Tift | Joel | M | CA | US | 1 | Angeles Crest 100M 2024 (33 hours) † |
| 117874 | Fruehauf | Urs | M | Hessen | DE | 2 | Kullamannen by UTMB 100M 2024 (32 hours) |
| 118301 | Frydrych | Sarah | F | Colorado | US | 2 | Run Rabbit Run (Tortoises) 100M 2024 (38 hours) † |
| 111131 | Frye | Jeremey | M | Massachusetts | US | 2 | Grindstone by UTMB 100km 2024 (19 hours) |
| 114371 | Fuchslueger | Joerg | M | Austria | AT | 2 | Kullamannen by UTMB 100M 2024 (32 hours) |
| 119749 | Fudala | Marek | M | Tokyo | JP | 1 | Surf Coast Century 100km 2024 (16 hours) |
| 103961 | Fuentes | Ernesto | M | MEX | MX | 64 | Tahoe Rim Trail 100M 2024 (36 hours) † |
| 109116 | Fuentes Rivera | Hector | M | San Salvador | SV | 8 | Puerto Vallarta by UTMB 100km 2023 (20 hours) |
| 115883 | Fuhrmann | Greg | M | Texas | US | 2 | Run Rabbit Run (Tortoises) 100M 2024 (38 hours) † |
| 123333 | Fujioka | Manabu | M | Tokyo | JP | 1 | Shinetsu Five Mountains Trail 100M 2024 (33 hours) |
| 101098 | Fujioka | Masazumi | M | WA | US | 32 | HURT 100M 2024 (36 hours) † |
| 108419 | Fujishiro | Kiyo | M | Kanagawa | JP | 8 | TDS (Sur les Traces des Ducs de Savoie) 147km 2024 (45:30 hours) |
| 100409 | Fujita | Shinichiro | M | JPN | JP | 8 | OSJ Ontake 100km 2024 (20 hours) |
| 115205 | FUJIWARA | TAKESHI | M | Chiba | JP | 2 | Okushinano 100km 2024 (21 hours) |
| 121223 | FUKUHARA | YOSHIYUKI | M | Tokyoto | JP | 1 | Mt Fuji 100M 2024 (46 hours) |
| 115584 | fukui | yoshikazu | M | tokyo | JP | 2 | Mt Fuji 100M 2024 (46 hours) |
| 114141 | Fuller | Allen | M | AL | US | 4 | Wasatch Front 100M 2024 (36 hours) |
| 103275 | Fuller | Andrew | M | AUS | AU | 16 | Kosciusko by UTMB 100km 2023 (23 hours) |
| 116831 | Fuller | Ian | M | OR | US | 2 | Mountain Lakes 100M 2024 (30 hours) † |
| 107635 | Fulton | Alan | M | ms | US | 8 | Pinhoti 100M 2024 (31 hours) |
| 100706 | Fumero | Luigi | M | GBR | GB | 4 | Autumn 100M 2024 (28 hours) |
| 111306 | Funaki | Jun | M | Kanagawa | JP | 2 | Scott TMBT 109km 2024 (31 hours) |
| 115163 | Funayama | Yousuke | M | Tokyo | JP | 2 | Mt Fuji 100M 2024 (46 hours) |
| 101007 | Fung | Leo | M | TX | US | 4 | Waldo 100km 2024 (18 hours) † |
| 123031 | Funk | Cory | M | MB | CA | 1 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 119148 | Funk | Jonathan | M | CA | US | 2 | Rio Del Lago 100M 2024 (30 hours) |
| 110744 | Furey | Conor | M | Alberta | CA | 8 | Fat Dog 120M 2024 (48 hours) † |
| 123095 | Furillo | Andrew | M | California | US | 1 | Rio Del Lago 100M 2024 (30 hours) |
| 123090 | Fursa | Yury | M | Moscow | RU | 1 | Golden Ring 100km 2024 (18 hours) |
| 115490 | Furstenau | Cody | M | ND | US | 2 | HOKA Rocky Raccoon 100M 2024 (30 hours) |
| 108524 | Furtado | Timothy | M | MA | US | 4 | Burning River 100M 2024 (32 hours) |
| 115579 | FURUDATE | Manabu | M | Ibaraki | JP | 2 | Mt Fuji 100M 2024 (46 hours) |
| 122766 | Furuta | Keiko | M | Fukuoka | JP | 1 | Shinetsu Five Mountains Trail 100M 2024 (33 hours) |
| 119448 | Fuss | Tony | M | Thueringen | DE | 1 | Julian Alps Trail Run by UTMB 120km 2024 (26 hours) |
| 105629 | Futterer | Chris | M | CA | US | 32 | Kodiak Ultra Marathons by UTMB 100M 2024 (35 hours) |
| 111919 | Fye | Trevor | M | Pennsylvania | US | 2 | Worlds End 100km 2024 (19 hours) |
| 116137 | Fyfe | Alex | M | CA | US | 2 | Miwok 100km 2024 (15:30:59 hours) |
| 119272 | Gaastra | Joshua | M | Oregon | US | 1 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 104954 | Gabbe | Charles | M | CA | US | 4 | Siskiyou Out Back 100km 2024 (18 hours) † |
| 121293 | Gabouleaud | Yann | M | Paca | FR | 1 | Swiss Alps 100M 2024 (49 hours) |
| 121263 | Gabrieau | Maxime | M | Greater London | GB | 1 | Lavaredo Ultra Trail by UTMB 120km 2024 (26 hours) |
| 120342 | Gacki | Robert | M | IL | US | 1 | Hallucination (Run Woodstock) 100M 2024 (30 hours) |
| 118831 | Gaerlan | Justin | M | CA | US | 2 | Canyons by UTMB 100M 2024 (35 hours) |
| 108589 | Gaffney | Erica | F | PA | US | 8 | Worlds End 100km 2024 (19 hours) |
| 119126 | Gage | Sarah | F | New Mexico | US | 2 | Vermont 100M 2024 (30 hours) |
| 116706 | Gagel | Christian | M | CA | US | 2 | San Diego 100M 2024 (32 hours) † |
| 101759 | Gagliardi | Michael | M | PA | US | 32 | Javelina Jundred 100M 2024 (30 hours) † |
| 109561 | Gagne | Eric | M | Quebec | CA | 8 | Vermont 100M 2024 (30 hours) |
| 117794 | Gagnon | Francis | M | Québec | CA | 2 | Madeira Island Ultra-Trail 115km 2024 (29 hours) |
| 105291 | Gagnon | Joseph | M | NY | US | 32 | Burning River 100M 2024 (32 hours) |
| 109968 | Gaide | Matt | M | CA | US | 8 | Miwok 100km 2024 (15:30:59 hours) |
| 110913 | Gaillard | Benoit | M | QC | CA | 1 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 121667 | Gaines | William | M | Oh | US | 1 | Mohican 100M 2024 (32 hours) |
| 104571 | Gaiser | Scott | M | MT | US | 2 | Zion 100M 2024 (36 hours) |
| 104901 | Gaitten | Joseph | M | OH | US | 32 | Twisted Branch 100km 2024 (20 hours) † |
| 104104 | Galasso | Alex | M | NJ | US | 8 | IMTUF 100M 2024 (36 hours) † |
| 104601 | Gale | Colton | M | OR | US | 64 | Oregon Cascades 100M 2024 (32:01:18 hours) † |
| 122222 | Galindo | Nelson | M | Punta Arenas | CL | 1 | Courmayeur Champex Chamonix (CCC) 100km 2024 (25 hours) |
| 122659 | Galinski | Robert | M | NY | US | 1 | Grindstone by UTMB 100km 2024 (19 hours) |
| 120006 | Gall | Bryan | M | Colorado | US | 1 | Long Haul 100M 2024 (30 hours) † |
| 107325 | Gallagher | Robert | M | Ma | US | 8 | Javelina Jundred 100M 2024 (30 hours) † |
| 100912 | Gallant | Marc | M | NB | CA | 32 | Quebec Mega Trail 100M 2024 (40 hours) |
| 122359 | Gallardo Lopez | Jacqueline | F | Mexico City | MX | 1 | Canyons by UTMB 104km 2024 (20 hours) |
| 113355 | Gallart | Enric | M | Lleida | ES | 4 | Wildstrubel by UTMB 110km 2024 (15 hours) |
| 109378 | Gallay | Arnaud | F | Rhones-Alpes | FR | 4 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 112939 | Galle | Matthew | M | CO | US | 4 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 121859 | Galle | Stieven | M | Oost-Vlaanderen | BE | 1 | TDS (Sur les Traces des Ducs de Savoie) 147km 2024 (45:30 hours) |
| 123146 | gallegos | ben | N | California | US | 1 | Canyons by UTMB 104km 2024 (20 hours) |
| 100276 | Gallegos | Ventura | M | TX | US | 4 | Dinosaur Valley 100K 2023 (22 hours) |
| 105882 | Gallenne | Christophe | M | FRA | FR | 64 | Trail du Saint-Jacques by UTMB 130km 2024 (28 hours) |
| 122454 | Galligan | Michael | M | Singapore | SG | 1 | Hong Kong 100K 100km 2024 (23 hours) |
| 122614 | Galligani | Jake | M | CA | US | 1 | Black Canyon 100km 2024 (17 hours) † |
| 101248 | Gallitano | Joseph | M | PA | US | 4 | HOKA Rocky Raccoon 100M 2024 (30 hours) |
| 122138 | Gallo | Elisabetta | F | Belluno | IT | 1 | Lavaredo Ultra Trail by UTMB 120km 2024 (26 hours) |
| 119811 | Gallo | Francesco Claudio | M | Italy | IT | 1 | Tuscany Crossing 103km 2024 (21 hours) |
| 105689 | Galloway | Carson | M | IA | US | 1 | Western States 100M 2024 (30 hours) † |
| 103956 | Galloway | David | M | NC | US | 256 | Umstead 100M 2024 (30 hours) |
| 121631 | Galloway | Jeff | M | Utah | US | 1 | Wasatch Front 100M 2024 (36 hours) |
| 104830 | Galvan | Abe | M | CA | US | 8 | California Fall Classic at Lake Sonoma 100km 2024 (18 hours) † |
| 113829 | Galvez | David | M | CA | US | 4 | Miwok 100km 2024 (15:30:59 hours) |
| 120143 | Galway | Shannon | M | TX | US | 1 | Brazos Bend 100M 2024 (32 hours) † |
| 123183 | Gamberale | Carlo | M | Lazio | IT | 1 | Courmayeur Champex Chamonix (CCC) 100km 2024 (25 hours) |
| 121516 | gambill | scout | F | SD | US | 1 | Nice Côte d'Azur by UTMB 107km 2024 (28 hours) |
| 109304 | Gamble | Brian | M | TX | US | 4 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 116719 | Gamble | Geoff | M | Ontario | CA | 2 | Zion 100km 2024 (19 hours) |
| 118377 | Gamette | Rochelle | F | ca | US | 1 | Western States 100M 2024 (30 hours) |
| 100083 | Gammon | Jack | M | GBR | GB | 64 | Autumn 100M 2024 (28 hours) |
| 107989 | Gampp | Michael | M | OH | US | 4 | Hellbender 100M 2024 (40 hours) |
| 121285 | Gan | Lin | M | Beijing | CN | 1 | Adidas TERREX Chongli Ultra Trail 100km 2024 (29 hours) |
| 115072 | Gandee | Mary | F | AZ | US | 2 | Black Canyon 100km 2024 (17 hours) † |
| 108423 | Gandhi | Aum | M | CA | US | 8 | Tahoe 202M 2024 (100 hours) † |
| 112333 | Gandhi | Karthikeyan | M | California | US | 4 | Miwok 100km 2024 (15:30:59 hours) |
| 116297 | Gannon | Megan | F | WI | US | 2 | Hennepin 100M 2024 (30 hours) † |
| 107486 | Gano | Rachael | F | Alaska | US | 2 | Cascade Crest 100M 2024 (34 hours) † |
| 120525 | Ganshofer | Rene | M | Steiermark | AT | 1 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 118488 | Gant | Rick | M | WA | US | 2 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 105054 | Gao | Bibo | F | IL | US | 2 | Grindstone by UTMB 100km 2024 (19 hours) |
| 116158 | GAO | FEI | F | New York | US | 2 | Black Canyon 100km 2024 (17 hours) † |
| 113785 | Gao | Shirley | F | CO | US | 2 | Bryce 100M 2024 (36 hours) |
| 101259 | Gapp | Nick | M | MI | US | 16 | Burning River 100M 2024 (32 hours) |
| 116376 | Garaj | Michal | M | Slovakia | SK | 2 | Letecka Stovka 104km 2024 (21 hours) |
| 103067 | Garcia | Antonio | M | MEX | MX | 2 | Quicksilver 100km 2024 (17 hours) † |
| 122397 | Garcia | Arturo | M | AZ | US | 1 | Black Canyon 100km 2024 (17 hours) † |
| 104076 | Garcia | German | M | TX | US | 2 | HOKA Bandera 100km 2024 (17 hours) |
| 120135 | Garcia | Rebekah | F | NM | US | 1 | Canal Corridor 100M 2024 (30 hours) |
| 100110 | Garcia | Rogelio | M | MEX | MX | 16 | Wasatch Front 100M 2024 (36 hours) |
| 111445 | García Rojano | Raul | M | Mönchaltorf | US | 4 | Eiger Ultra Trail 101km 2024 (22 hours) |
| 107346 | Garcia-Carroll | Ryan | M | GA | US | 8 | Worlds End 100km 2024 (19 hours) |
| 101699 | Garcia-Fernandez | Jesus | M | CA | US | 128 | Kodiak Ultra Marathons by UTMB 100M 2024 (35 hours) |
| 114878 | Gardeia | Thomas | M | Thuringia | DE | 2 | Kullamannen by UTMB 100M 2024 (32 hours) |
| 122694 | Gardener | Sam | M | Queensland | AU | 1 | Blackall 100km 2024 (18 hours) |
| 100778 | Gardham | Russell | M | GBR | GB | 4 | Arc of Attrition by UTMB 100M 2024 (36 hours) |
| 120922 | Gardiner | Brandon | M | British Columbia | CA | 1 | Canyons by UTMB 104km 2024 (20 hours) |
| 115328 | Gardner | Canaan | M | Ohio | US | 2 | Mohican 100M 2024 (32 hours) |
| 119429 | Gardner | Justin | M | Leicestershire | GB | 1 | Courmayeur Champex Chamonix (CCC) 100km 2024 (25 hours) |
| 121737 | Gardner | Riley | M | CA | US | 1 | Canyons by UTMB 104km 2024 (20 hours) |
| 119654 | Gare | Matthew | M | Bay of Plenty | NZ | 1 | Ultra-Trail Australia by UTMB 100km 2024 (19 hours) |
| 123284 | Garel | Ali | M | UT | US | 1 | Bear, The 100M 2024 (36 hours) † |
| 115580 | Garelli | Giorgio | M | Italy | IT | 2 | Ultra Trail do Marão 110km 2024 (30 hours) |
| 119473 | Garlitz | Kirby | M | Oregon | US | 1 | Canyons by UTMB 104km 2024 (20 hours) |
| 113087 | Garmire | Jeffrey | M | WA | US | 4 | Cocodona 250M 2024 (125 hours) † |
| 111805 | Garneau | Michael | M | Québec | CA | 4 | Grindstone by UTMB 100M 2024 (36 hours) |
| 105450 | Garneau | Simon | M | QC | CA | 32 | Canal Corridor 100M 2024 (30 hours) |
| 120247 | Garner | Erica | F | TX | US | 1 | Dinosaur Valley 100K 2023 (22 hours) |
| 108989 | Garner | Heidi | F | Ca | US | 2 | Black Canyon 100km 2024 (17 hours) † |
| 117439 | Garner | Kenny | M | AR | US | 2 | Canyons by UTMB 100M 2024 (35 hours) |
| 100211 | Garner | Paul | M | GBR | GB | 1 | Western States 100M 2024 (30 hours) † |
| 106814 | Garnett | Ian | M | Scotland | GB | 64 | Mozart by UTMB 108km 2024 (22 hours) |
| 122785 | Garnett | Matt | M | Somerset | GB | 1 | Eiger Ultra Trail 101km 2024 (22 hours) |
| 118961 | Garnier | Hugo | M | Paris | FR | 2 | Val d'Aran by UTMB - Camins de Hèr 110km 2024 (26 hours) |
| 121905 | Garrard | Ben | M | CO | US | 1 | Kodiak Ultra Marathons by UTMB 100km 2024 (18 hours) |
| 120194 | Garren | David | M | NJ | US | 1 | Black Canyon 100km 2024 (17 hours) † |
| 107802 | Garrett | Brett | M | Illinois | US | 2 | Kettle Moraine 100M 2024 (30 hours) † |
| 122245 | Garrett | Danny | M | Otago | NZ | 1 | Tarawera by UTMB 100M 2024 (30 hours) |
| 122173 | Garrett | Mitch | M | CA | US | 1 | Canyons by UTMB 104km 2024 (20 hours) |
| 119997 | Garrett | Zachary | M | Washington | US | 1 | Oregon Cascades 100M 2024 (32:01:18 hours) |
| 108176 | Garrigan | Sarah | F | Arizona | US | 4 | Javelina Jundred 100M 2024 (30 hours) † |
| 118965 | Garrivier | Thibaut | M | Haute-Savoie | FR | 2 | Lavaredo Ultra Trail by UTMB 120km 2024 (26 hours) |
| 108036 | Garro | Constance | F | NE | US | 2 | Tunnel Hill 100M 2023 (30 hours) † |
| 119972 | Garside | Richard | M | Clackmannanshire | GB | 1 | Lakeland 100M 2024 (40 hours) |
| 119548 | Garst | Isaac | M | California | US | 1 | Kodiak Ultra Marathons by UTMB 100km 2024 (18 hours) |
| 110255 | Garstecki | Jeffrey | M | NC | US | 8 | Hellgate 100km 2023 (17 hours) |
| 103450 | Garten | Luke | M | CA | US | 4 | Waldo 100km 2024 (18 hours) † |
| 111971 | Gartenberg | Joel | M | Washington | US | 4 | Bear, The 100M 2024 (36 hours) † |
| 122696 | Gartrell | Llew | M | NSW | AU | 1 | Ultra-Trail Australia by UTMB 100km 2024 (19 hours) |
| 104967 | Garvey | Timothy | M | MO | US | 8 | IMTUF 100M 2024 (36 hours) † |
| 103776 | Garzolini | Tony | M | AZ | US | 32 | Black Canyon 100km 2024 (17 hours) † |
| 115570 | Garzoria | Raul | M | TX | US | 2 | Brazos Bend 100M 2024 (32 hours) † |
| 123092 | GASC | MICKAEL | M | SAUDI ARABIA | SA | 1 | Eiger Ultra Trail 250km 2024 (90 hours) |
| 113337 | Gasch | Mischa | M | CA | US | 4 | Miwok 100km 2024 (15:30:59 hours) |
| 114519 | Gasnier | Thomas | M | Haute Savoie | FR | 4 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 119516 | Gaspard | Andrew | M | LA | US | 1 | HOKA Bandera 100km 2024 (17 hours) |
| 118561 | Gassler | Thomas | M | Zürich | CH | 2 | SwissPeaks 100km 2024 (28 hours) |
| 120119 | Gast | Thorsten | M | Bavaria | DE | 1 | Zugspitz 100km 2024 (25 hours) |
| 114969 | Gaston | Grady | M | MN | US | 2 | Superior 100M 2024 (38 hours) † |
| 101099 | Gates | Jorma | M | CA | US | 8 | Surf Coast Century 100km 2024 (16 hours) |
| 103436 | Gates | Lee | M | CO | US | 64 | Mountain Lakes 100M 2024 (30 hours) † |
| 115808 | Gatta | Mauro | M | Italy | IT | 2 | Tuscany Crossing 160km 2024 (32 hours) |
| 111416 | Gatti | Leah | F | Alberta | CA | 4 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 122440 | Gauch | Sebastian | M | Baden Württemberg | DE | 1 | Nice Côte d'Azur by UTMB 107km 2024 (28 hours) |
| 120138 | Gaudrault | Lila | F | Maine | US | 1 | Vermont 100M 2024 (30 hours) |
| 108530 | gaudreault | Mike | M | QC | CA | 8 | Madeira Island Ultra-Trail 115km 2024 (29 hours) |
| 102176 | Gauld | Jodie-May | F | GBR | GB | 32 | Lakeland 100M 2024 (40 hours) |
| 103487 | Gautschi | Andrea | F | CA | US | 2 | Waldo 100km 2024 (18 hours) † |
| 102931 | Gavigan | Shawn | M | AB | CA | 128 | Lost Soul Ultra 100km 2024 (21 hours) † |
| 117114 | Gavin | Cameron | M | Turangi | NZ | 2 | Tarawera by UTMB 102km 2024 (17 hours) |
| 115489 | Gavloski | Lorraine | F | ON | CA | 2 | Canal Corridor 100M 2024 (30 hours) |
| 121266 | Gawron | Jakub | M | Podkarpackie | PL | 1 | Madeira Island Ultra-Trail 115km 2024 (29 hours) |
| 120232 | Gaydon | Anthony | M | Hérault | FR | 1 | Transgrancanaria 125km 2024 (28 hours) |
| 121294 | Gaynor | Jen | F | NJ | US | 1 | Javelina Jundred 100M 2024 (30 hours) † |
| 122466 | Ge | Zhong | M | Beijing | CN | 1 | Ninghai Ultra Trail 109km 2024 (24 hours) |
| 120837 | Gear | Steve | M | AB | CA | 1 | Canadian Death Race 118km 2024 (24 hours) |
| 118763 | Gearing | Peter | M | Victoria | AU | 2 | Surf Coast Century 100km 2024 (16 hours) |
| 120052 | Gedikian | Steve | M | CA | US | 1 | Sean O'Brien 100km 2024 (16 hours) † |
| 116622 | Gee | Sawyer | M | Wisconsin | US | 2 | Kettle Moraine 100M 2024 (30 hours) † |
| 122868 | Geffard | Romain | M | Indre et Loire | FR | 1 | Lavaredo Ultra Trail by UTMB 120km 2024 (26 hours) |
| 101899 | Geib | Michelle | F | CO | US | 2 | Tahoe 202M 2024 (100 hours) † |
| 105473 | Geidel | Eric | M | Solothurn | CH | 16 | Eiger Ultra Trail 250km 2024 (90 hours) |
| 123202 | Geiger | Benjamin | M | CA | US | 1 | Grindstone by UTMB 100M 2024 (36 hours) |
| 116928 | Geiger | Christopher | M | CO | US | 2 | Beaverhead 100km 2024 (20 hours) |
| 114897 | Geiger | Michael | M | Baden-Württemberg | DE | 2 | SwissPeaks 170km 2024 (58 hours) |
| 104300 | Geiple | Zach | M | PA | US | 16 | Grindstone by UTMB 100M 2024 (36 hours) |
| 102169 | Geisen | Kevin | M | CO | US | 4 | High Lonesome 100M 2024 (37 hours) |
| 122937 | Gélinas | Camille | F | Quebec | CA | 1 | Ultra-Trail Harricana 125km 2024 (26 hours) |
| 100710 | Gelinas | Chiara | F | CA | US | 16 | HOKA Rocky Raccoon 100M 2024 (30 hours) |
| 119953 | Gélinas | Étienne | M | QC | CA | 1 | Ultra-Trail Harricana 125km 2024 (26 hours) |
| 122802 | Genco | Sara | F | Dorset | GB | 1 | Ultra-Trail Snowdonia by UTMB 100km 2024 (28 hours) |
| 122220 | Geng | Lydia | F | ON | CA | 1 | Sulphur Springs 100M 2024 (30 hours) |
| 115866 | Genth | Leah | F | MD | US | 2 | Javelina Jundred 100M 2024 (30 hours) † |
| 113054 | Gentry | Mike | M | TN | US | 2 | Waldo 100km 2024 (18 hours) † |
| 109124 | Geoffroy | DEGRANGE | M | ESSONE | FR | 2 | Grand Raid La Reunion 162km 2024 (50 hours) |
| 120322 | George | Jessie | F | New York | US | 1 | Twisted Branch 100km 2024 (20 hours) † |
| 101333 | George | Nicole | F | WA | US | 4 | Cascade Crest 100M 2024 (34 hours) † |
| 120908 | George | Scott | M | Qld | AU | 1 | Blackall 100km 2024 (18 hours) |
| 107538 | Georgiev | Alex | M | New York | US | 8 | HOKA Bandera 100km 2024 (17 hours) |
| 103580 | Geraghty | Sophie | F | AUS | AU | 8 | Ultra-Trail Australia by UTMB 100km 2024 (19 hours) |
| 122742 | Gerber | Dean | M | FL | US | 1 | Long Haul 100M 2024 (30 hours) † |
| 105685 | Gerbin | Ely | M | WA | US | 4 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 104823 | Gerhart | Colton | M | ID | US | 1 | IMTUF 100M 2024 (36 hours) † |
| 117590 | Gerlich | Sean | M | Colorado | US | 2 | Run Rabbit Run (Tortoises) 100M 2024 (38 hours) † |
| 115521 | Germain | Jérôme | M | Rhône-Alpes | FR | 2 | Transgrancanaria 125km 2024 (28 hours) |
| 121437 | German | Nicholas | M | FL | US | 1 | Brazos Bend 100M 2024 (32 hours) † |
| 119342 | Germann | Jennifer | F | California | US | 1 | Black Canyon 100km 2024 (17 hours) † |
| 116845 | Gernes | Bryant | M | MT | US | 2 | Run Rabbit Run (Tortoises) 100M 2024 (38 hours) † |
| 112470 | Gerretse | Scott | M | IL | US | 4 | Black Canyon 100km 2024 (17 hours) † |
| 120478 | Gerson | Joel | M | MD | US | 1 | Twisted Branch 100km 2024 (20 hours) † |
| 122762 | GERVAIS | Arthur | M | Centre France | FR | 1 | Madeira Island Ultra-Trail 115km 2024 (29 hours) |
| 122317 | Geswell | Ryan | M | NC | US | 1 | Pinhoti 100M 2024 (31 hours) |
| 121253 | Geymayer | Paul | M | Bavaria | DE | 1 | Courmayeur Champex Chamonix (CCC) 100km 2024 (25 hours) |
| 121363 | ghantla | shashidharreddy | M | AP | IN | 1 | Dinosaur Valley 100K 2023 (22 hours) |
| 105061 | Ghelfi | Ryan | M | Idaho | US | 32 | IMTUF 100M 2024 (36 hours) † |
| 120209 | Ghias | Babar | M | IL | US | 1 | Kettle Moraine 100M 2024 (30 hours) † |
| 103354 | Giacchetta | Rod | M | AB | CA | 16 | Lost Soul Ultra 100km 2024 (21 hours) † |
| 122521 | Gianelli | Ryan | M | Idaho | US | 1 | Gorge Waterfalls 100km 2024 (18 hours) |
| 120626 | Gianopolus | Alexander | M | IN | US | 1 | Brazos Bend 100M 2024 (32 hours) † |
| 121750 | giarrusso | joseph | M | Wyoming | US | 1 | Tunnel Hill 100M 2023 (30 hours) † |
| 102840 | Gibbard | Benjamin | M | WA | US | 32 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 116102 | Gibbard | Jon | M | Oxon | GB | 2 | Autumn 100M 2024 (28 hours) |
| 121360 | Gibbons | Allison | F | TN | US | 1 | Vermont 100M 2024 (30 hours) |
| 121072 | Gibbons | Jack | M | IN | US | 1 | Hennepin 100M 2024 (30 hours) † |
| 120901 | Gibbons | Mike | M | ENG | GB | 1 | Arc of Attrition by UTMB 100M 2024 (36 hours) |
| 120505 | Gibbs | Eric | M | Ca | US | 1 | California Fall Classic at Lake Sonoma 100km 2024 (18 hours) † |
| 112000 | Gibbs | Nick | M | Michigan | US | 4 | Twisted Branch 100km 2024 (20 hours) |
| 118997 | Giblin | JP | M | CO | US | 2 | Javelina Jundred 100M 2024 (30 hours) |
| 122944 | GIBOIRE | Mael | M | BRETAGNE | FR | 1 | Madeira Island Ultra-Trail 115km 2024 (29 hours) |
| 122130 | Gibour | Pierre | M | Ile de France | FR | 1 | Val d'Aran by UTMB - Camins de Hèr 110km 2024 (26 hours) |
| 123020 | Gibson | Debbie | F | MT | US | 1 | Leona Divide 100km 2024 (16 hours) † |
| 122230 | Gibson | Rhett | M | New South Wales | AU | 1 | Courmayeur Champex Chamonix (CCC) 100km 2024 (25 hours) |
| 121079 | Gidney | Holland | F | BC | CA | 1 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 100095 | Giebel | Yaniha | F | MN | US | 8 | Kettle Moraine 100M 2024 (30 hours) † |
| 111488 | Giessler | Eric | M | Ohio | US | 4 | Rim to River 100M 2024 (32 hours) |
| 113073 | Gifford | Eva | F | British Columbia | CA | 4 | Run Rabbit Run (Hares) 100M 2024 (38 hours) † |
| 103015 | Gifford | Katherine | F | California | US | 8 | California Fall Classic at Lake Sonoma 100km 2024 (18 hours) † |
| 119505 | Gifford | Phil | M | IN | US | 1 | Indiana 100M 2024 (30 hours) |
| 111520 | Gigon | Arthur | M | London | GB | 4 | Istria by UTMB 168km 2024 (46 hours) |
| 119485 | Gilbert | Benjamin | M | Valais | CH | 1 | Swiss Alps 100km 2024 (28 hours) |
| 120874 | Gilbert | Brian | M | TX | US | 1 | Dinosaur Valley 100K 2023 (22 hours) |
| 102647 | Gilbert | Josh | M | VA | US | 4 | Run Rabbit Run (Tortoises) 100M 2024 (38 hours) † |
| 110628 | Gilbert | Nathaniel | M | UT | US | 8 | Bighorn 100M 2024 (35 hours) |
| 114966 | Giles | Matt | M | Washington | US | 2 | Pine to Palm 100M 2024 (34 hours) † |
| 115586 | Gill | Daniel | M | Cheshire | GB | 1 | Lakeland 100M 2024 (40 hours) |
| 112866 | Gillespie | Hamish | M | Louth | IE | 2 | Tahoe 202M 2024 (100 hours) † |
| 114342 | Gilliam | Daniel | M | Ca | US | 2 | Long Haul 100M 2024 (30 hours) † |
| 119430 | Gilliland | Bob | M | East Sussex | GB | 1 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 105572 | Gillis | Matt | M | ID | US | 2 | Javelina Jundred 100M 2024 (30 hours) † |
| 119421 | Gilmer | Simeon | M | CA | US | 1 | Sean O'Brien 100km 2024 (16 hours) † |
| 123296 | Gilmore | Cara | F | California | US | 1 | Javelina Jundred 100M 2024 (30 hours) † |
| 121895 | Gilroy | Henry | M | NY | US | 1 | Canyons by UTMB 100M 2024 (35 hours) |
| 111576 | Gilyatt | Rich | M | Somerset | GB | 2 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 116716 | Giner | Julien | M | N/A | FR | 1 | Nice Côte d'Azur by UTMB 107km 2024 (28 hours) |
| 121751 | Ginter | Jack | M | Oregon | US | 1 | Zion 100km 2024 (19 hours) |
| 117310 | Gioia | Ken | M | CA | US | 2 | Javelina Jundred 100M 2024 (30 hours) † |
| 103584 | Giordano | Gina | F | NY | US | 32 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 101357 | Giordano | Greg | M | CO | US | 32 | Never Summer 100km 2024 (23 hours) † |
| 122400 | Giorno | Anthony | M | Ontario | CA | 1 | Sulphur Springs 100M 2024 (30 hours) |
| 115848 | Gipe | Jessie | F | OH | US | 2 | Tunnel Hill 100M 2023 (30 hours) † |
| 119940 | Girard | Carl | M | QC | CA | 1 | Grindstone by UTMB 100M 2024 (36 hours) |
| 111727 | Girard | Stéphane | M | QC | CA | 2 | Vermont 100M 2024 (30 hours) |
| 109775 | Giroud | Mathilde | F | Haut de seine | FR | 4 | Canyons by UTMB 100M 2024 (35 hours) |
| 121465 | Gisewski | Joachim | M | CO | US | 1 | Kodiak Ultra Marathons by UTMB 100km 2024 (18 hours) |
| 121056 | Gittemeier | Luke | M | TX | US | 1 | Dinosaur Valley 100K 2023 (22 hours) |
| 120407 | Giuliano | Ryan | M | Manitoba | CA | 1 | HOKA Bandera 100km 2024 (17 hours) |
| 122638 | Giunzioni Stella | Roberto | M | Reggio Emilia | IT | 1 | Tuscany Crossing 103km 2024 (21 hours) |
| 115516 | Gjurković | Matej | M | Grad Zagreb | HR | 2 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 121991 | Glaeser | Cory | M | OR | US | 1 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 122084 | Glandorf | Anthony | M | TN | US | 1 | Cruel Jewel 106M 2024 (48 hours) † |
| 104384 | Glaser | Mat | M | CA | US | 16 | Eiger Ultra Trail 101km 2024 (22 hours) |
| 123103 | Glaspell | Brian | M | CO | US | 1 | Leadville Trail 100M 2024 (30 hours) |
| 117766 | Glass | Dan | M | Nevada | US | 2 | Angeles Crest 100M 2024 (33 hours) † |
| 119636 | Glass | Eric | M | WA | US | 1 | Javelina Jundred 100M 2024 (30 hours) † |
| 120768 | Glassey Ortiz | Sebástian | M | Rhône Alpes | FR | 1 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 107236 | Glatthor | Thorsten | M | - Auswählen - | DE | 8 | Grossglockner UltraTrail 110km 2024 (28 hours) |
| 112346 | Glaze | Andrew | M | CA | US | 4 | Cocodona 250M 2024 (125 hours) † |
| 109025 | Glazier | Dustin | M | Alaska | US | 4 | Bear, The 100M 2024 (36 hours) † |
| 122839 | Gleiß | Michael | M | Lower Austria | AT | 1 | Mozart by UTMB 108km 2024 (22 hours) |
| 120456 | Glenn | Tucker | M | Tennessee | US | 1 | Canyons by UTMB 104km 2024 (20 hours) |
| 104442 | Glennie | Graham | M | AB | CA | 128 | Black Canyon 100km 2024 (17 hours) † |
| 123105 | Glenny | Michael | M | Wellington | NZ | 1 | Tarawera by UTMB 102km 2024 (17 hours) |
| 121885 | Gless | Clement | M | Mont blanc | FR | 1 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 112041 | Glibbery | Matthew | M | CA | US | 4 | No Business 100M 2024 (34 hours) |
| 111021 | Glick | Arlen | M | OH | US | 2 | Cocodona 250M 2024 (125 hours) † |
| 117367 | Glick | Merle | M | South Carolina | US | 2 | Hellgate 100km 2023 (17 hours) |
| 115645 | Glitz | Jason | M | MD | US | 2 | Laurel Highlands 70.5M 2024 (20 hours) † |
| 121550 | Glocksien | Kristopher | M | AZ | US | 1 | Black Canyon 100km 2024 (17 hours) † |
| 115245 | Glos | Vaclav | M | Czech Republic | CZ | 2 | Letecka Stovka 104km 2024 (21 hours) |
| 111219 | Gloyeske | Adam | M | Ohio | US | 4 | Long Haul 100M 2024 (30 hours) † |
| 113759 | Glück | Matthias | M | Baden-Württemberg | DE | 4 | Swiss Alps 100km 2024 (28 hours) |
| 100392 | Gnann | Abraham | M | NY | US | 16 | Massanutten 100M 2024 (36 hours) † |
| 103139 | Gnoza | Stephen | M | CO | US | 32 | Leadville Trail 100M 2024 (30 hours) |
| 122442 | Goding | Josh | M | Victoria | AU | 1 | Surf Coast Century 100km 2024 (16 hours) |
| 112410 | Godisart | Ashley | F | PA | US | 2 | Laurel Highlands 70.5M 2024 (20 hours) † |
| 104550 | Goergen | Jonathan | M | CA | US | 8 | Twisted Branch 100km 2024 (20 hours) † |
| 116141 | Goh | EuJin | M | CA | US | 2 | Quicksilver 100km 2024 (17 hours) † |
| 120700 | Goins | Dave | M | AZ | US | 1 | Javelina Jundred 100M 2024 (30 hours) † |
| 111275 | Goins | Don | M | Tennessee | US | 2 | Georgia Death Race 74M 2024 (23 hours) † |
| 112050 | Goins | Jennifer | F | AZ | US | 2 | Cocodona 250M 2024 (125 hours) † |
| 108599 | Golaszewski | Gwen | F | Colorado | US | 8 | Bear, The 100M 2024 (36 hours) † |
| 111659 | Gold | Richard | M | Pennsylvania | US | 2 | Long Haul 100M 2024 (30 hours) † |
| 107766 | Golda | Pawel | M | Malopolska | PL | 8 | Łemkowyna Ultra-Trail 150km 2024 (35 hours) |
| 122132 | Goldberg | Bengi | M | Western Cape | ZA | 1 | Ultra-Trail Cape Town 100M 2023 (45 hours) |
| 101585 | Goldberg | Kevin | M | CO | US | 4 | Cocodona 250M 2024 (125 hours) † |
| 112330 | Goldberg | Michelle | F | PA | US | 4 | Javelina Jundred 100M 2024 (30 hours) † |
| 120259 | Golden | Cory | M | GA | US | 1 | Cruel Jewel 106M 2024 (48 hours) † |
| 115310 | Golden | Joshua | M | MD | US | 2 | Grindstone by UTMB 100M 2024 (36 hours) |
| 123344 | Goldenberg | Hans | M | WI | US | 1 | Kettle Moraine 100M 2024 (30 hours) † |
| 119658 | Golder | Rob | M | PA | US | 1 | Rim to River 100M 2024 (32 hours) |
| 121746 | Goldman | Emilie | F | CA | US | 1 | Mountain Lakes 100M 2024 (30 hours) † |
| 121742 | Goldsmith | Benjamin | M | North Island | NZ | 1 | Taupo 100km 2024 (17 hours) |
| 113714 | Goldstein | Joshua | M | California | US | 2 | Quicksilver 100km 2024 (17 hours) † |
| 102049 | Goldstein | Matthew | M | NY | US | 4 | Vermont 100M 2024 (30 hours) |
| 100669 | Golea | Cedric | M | FRA | FR | 16 | TDS (Sur les Traces des Ducs de Savoie) 147km 2024 (45:30 hours) |
| 119150 | GOLEBIOWSKI | ADAM | M | QLD | AU | 2 | Guzzler Ultra 100km 2024 (24 hours) |
| 122425 | Gologorsky | Douglas | M | CA | US | 1 | San Diego 100M 2024 (32 hours) † |
| 121349 | Gomes Silva | Erica | F | Minas gerais | BR | 1 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 121264 | GOMEZ | Damien | M | Grand Est | FR | 1 | TDS (Sur les Traces des Ducs de Savoie) 147km 2024 (45:30 hours) |
| 122330 | Gomez | Daniel | M | IL | US | 1 | Indiana 100M 2024 (30 hours) |
| 104027 | Gomez | Luis | M | FL | US | 4 | HOKA Rocky Raccoon 100M 2024 (30 hours) |
| 121250 | Gonsior | Julian | M | Bavaria | DE | 1 | Julian Alps Trail Run by UTMB 120km 2024 (26 hours) |
| 105874 | Gonyaw | Kristen | F | PA | US | 16 | Bryce 100M 2024 (36 hours) |
| 116024 | Gonzales | Yamil | M | Francisco Morazan | HN | 2 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 122519 | Gonzalez | Christian | M | Sinaloa | MX | 1 | Zion 100km 2024 (19 hours) |
| 108954 | Gonzalez | Jose | M | CA | US | 8 | Grand Raid La Reunion 162km 2024 (50 hours) |
| 102832 | Gonzalez | Jose Humberto | M | PER | PE | 8 | Kodiak Ultra Marathons by UTMB 100M 2024 (35 hours) |
| 112589 | Gonzalez | Juan | M | NSW | AU | 4 | Ultra-Trail Australia by UTMB 100km 2024 (19 hours) |
| 110179 | Gonzalez | Lara | F | New York | US | 2 | Tunnel Hill 100M 2023 (30 hours) † |
| 110770 | Gonzalez | Oscar | M | NY | US | 1 | Grindstone by UTMB 100km 2024 (19 hours) |
| 119366 | Gonzalez | Raul | M | Chile | CL | 1 | Patagonia Run 100M 2024 (42 hours) |
| 119343 | Gonzalez Sanchez | Jose | M | Alajuela | CR | 1 | Valhöll Ultra-Trail by UTMB 125km 2024 (30 hours) |
| 120495 | Goodall | Ed | M | WA | US | 1 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 113758 | Goodell | Jessie | F | OR | US | 2 | Siskiyou Out Back 100km 2024 (18 hours) † |
| 113487 | Gooden | Armin | M | CO | US | 2 | High Lonesome 100M 2024 (37 hours) |
| 106458 | Gooding | Jon | M | AUS | AU | 4 | Guzzler Ultra 100km 2024 (24 hours) |
| 120875 | Goodro | Mark | M | WA | US | 1 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 105281 | Goodwin | Evan | M | CA | US | 64 | Sean O'Brien 100km 2024 (16 hours) † |
| 104755 | Goodwin | Jeni | F | IL | US | 2 | Vermont 100M 2024 (30 hours) |
| 103418 | Goodyear | Scott | M | ON | CA | 32 | Courmayeur Champex Chamonix (CCC) 100km 2024 (25 hours) |
| 112022 | Gopal | Arul Muthu | M | OH | US | 2 | Hallucination (Run Woodstock) 100M 2024 (30 hours) |
| 116341 | Göpel | Tobias | M | Thüringen | DE | 2 | Zugspitz 100km 2024 (25 hours) |
| 108287 | GORBY | KATHLEEN | F | FL | US | 8 | Long Haul 100M 2024 (30 hours) † |
| 104011 | Gordon | Amy | F | AZ | US | 32 | Tunnel Hill 100M 2023 (30 hours) † |
| 114230 | Gordon | Margaret | F | NM | US | 2 | Hardrock 100M 2024 (48 hours) † |
| 111730 | Gordon | Scott | M | NC | US | 4 | Black Canyon 100km 2024 (17 hours) † |
| 115651 | Gori | Giulia | F | PO | IT | 2 | Wildstrubel by UTMB 110km 2024 (15 hours) |
| 104305 | Gorichanaz | Tim | M | PA | US | 256 | Rim to River 100M 2024 (32 hours) |
| 113725 | Goris | Rik | M | Vlaams-brabant | BE | 4 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 101600 | Gorney | Chris | M | NV | US | 16 | Quicksilver 100km 2024 (17 hours) † |
| 121536 | Gorski | Nathaniel | M | Wisconsin | US | 1 | Kettle Moraine 100M 2024 (30 hours) † |
| 115785 | Goshorn | Heath | M | Ohio | US | 2 | Burning River 100M 2024 (32 hours) |
| 111163 | GOSLING | ALISON | F | SA | AU | 2 | Guzzler Ultra 100km 2024 (24 hours) |
| 106826 | Gosselin | Serge | M | 8 | Grindstone by UTMB 100M 2024 (36 hours) | ||
| 103479 | Gothelf | Adam | M | CA | US | 2 | Vermont 100M 2024 (30 hours) |
| 116761 | goto | norihito | M | 神奈川県 | JP | 2 | Mt Fuji 100M 2024 (46 hours) |
| 121275 | Goto | Tetsuaki | M | Kanagawa | JP | 1 | Mt Fuji 100M 2024 (46 hours) |
| 122558 | Götze | Jörg | M | Baden-Württemberg | DE | 1 | Nice Côte d'Azur by UTMB 107km 2024 (28 hours) |
| 101232 | Goudie | Mandi | F | BC | CA | 64 | Waldo 100km 2024 (18 hours) † |
| 105105 | Gould | Jeffrey | M | CA | US | 32 | Rio Del Lago 100M 2024 (30 hours) |
| 106663 | Goundry | Jim | M | NJ | US | 64 | Tahoe Rim Trail 100M 2024 (36 hours) † |
| 121955 | Gouret | Jonathann | N | Loire atlantique | FR | 1 | Ultra-Trail Harricana 125km 2024 (26 hours) |
| 103606 | Gourgas | Thomas | M | FRA | FR | 16 | Swiss Alps 100M 2024 (49 hours) |
| 111336 | Gouya | Jérôme | M | Bretagne | FR | 4 | Endurance Trail des Templiers 105km 2024 (19 hours) |
| 100260 | Govey | Tom | M | KY | US | 4 | Burning River 100M 2024 (32 hours) |
| 105932 | Gowland | Jim | M | CA | US | 2 | Sean O'Brien 100km 2024 (16 hours) † |
| 111933 | Grabina | Matthew | M | New York | US | 2 | Massanutten 100M 2024 (36 hours) † |
| 102684 | Grabow | Rachel | F | TX | US | 64 | HOKA Bandera 100km 2024 (17 hours) |
| 101813 | Grade | Michael | M | CA | US | 32 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 120783 | Graf | Carly | F | MT | US | 1 | Kodiak Ultra Marathons by UTMB 100M 2024 (35 hours) |
| 122161 | Graf | Marnie | F | BC | CA | 1 | Rio Del Lago 100M 2024 (30 hours) |
| 109281 | Grafnetterova | Nikola | F | CO | US | 8 | Never Summer 100km 2024 (23 hours) |
| 122780 | Graham | Andy | M | Oregon | US | 1 | Cuyamaca 100km 2024 (17 hours) |
| 115409 | Graham | Anthony | M | NSW | AU | 2 | Ultra-Trail Australia by UTMB 100km 2024 (19 hours) |
| 120816 | Graham | Carlie | F | WA | US | 1 | Black Canyon 100km 2024 (17 hours) † |
| 115551 | Graham | Cayla | F | VA | US | 2 | Canyons by UTMB 100M 2024 (35 hours) |
| 119673 | Graham | Emily | F | WA | AU | 1 | Guzzler Ultra 100km 2024 (24 hours) |
| 112905 | Graham | James | M | NSW | AU | 2 | Tarawera by UTMB 100M 2024 (30 hours) |
| 112365 | Graham | Mike | M | PA | US | 2 | Laurel Highlands 70.5M 2024 (20 hours) † |
| 100810 | Graham | Nick | M | MN | US | 16 | Superior 100M 2024 (38 hours) † |
| 120671 | Graham | Stephanie | F | Alberta | CA | 1 | Canadian Death Race 118km 2024 (24 hours) |
| 114601 | Gram | Peter | M | WY | US | 2 | Crazy Mountain 100M 2024 (36 hours) † |
| 119401 | Grandstaff | Jesse | M | Oklahoma | US | 1 | Arkansas Traveler 100M 2024 (30 hours) |
| 101576 | Granger | Charlie | M | NY | US | 4 | IMTUF 100M 2024 (36 hours) † |
| 122455 | Granier | Mahauld | F | France | FR | 1 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 103971 | Granstrom | Matt | M | WI | US | 8 | Black Canyon 100km 2024 (17 hours) † |
| 100788 | Grant | Josh | M | CA | US | 8 | Tahoe Rim Trail 100M 2024 (36 hours) † |
| 111910 | Grant | Mike | M | OR | US | 2 | Zion 100km 2024 (19 hours) |
| 112113 | Grant | Sean | M | CA | US | 4 | Miwok 100km 2024 (15:30:59 hours) |
| 119528 | Grant | Sean | M | TX | US | 1 | HOKA Bandera 100km 2024 (17 hours) |
| 110724 | Grant | Sophie | F | London | GB | 4 | Lavaredo Ultra Trail by UTMB 120km 2024 (26 hours) |
| 101565 | Grant | Tim | M | ON | CA | 4 | California Fall Classic at Lake Sonoma 100km 2024 (18 hours) † |
| 120256 | gras | sebastien | M | Var | FR | 1 | Courmayeur Champex Chamonix (CCC) 100km 2024 (25 hours) |
| 110400 | Grasso | Joseph | M | New York | US | 4 | Canyons by UTMB 100M 2024 (35 hours) |
| 115527 | Gratteri | Roman | M | Oregon | US | 2 | HURT 100M 2024 (36 hours) † |
| 122166 | Gray | Ady | M | Lancashire | GB | 1 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 121668 | Gray | Barrett | F | Washington | US | 1 | Run Rabbit Run (Hares) 100M 2024 (38 hours) † |
| 117791 | Gray | Bobby | M | CA | US | 2 | Cocodona 250M 2024 (125 hours) |
| 120098 | Gray | Jamie | M | Durham | GB | 1 | Lakeland 100M 2024 (40 hours) |
| 106281 | Gray | Johnathan | M | GBR | GB | 32 | Autumn 100M 2024 (28 hours) |
| 111744 | Gray | Matthew | M | NC | US | 2 | Kettle Moraine 100M 2024 (30 hours) † |
| 122941 | Gray | Piper | F | Ky | US | 1 | Tunnel Hill 100M 2023 (30 hours) † |
| 102966 | Gray | Sho | M | TN | US | 8 | Cruel Jewel 106M 2024 (48 hours) † |
| 102351 | Grazielli | Davide | M | ITA | IT | 16 | Swiss Alps 100M 2024 (49 hours) |
| 111577 | Grealy | Sarah | F | New South Wales | AU | 4 | Ultra-Trail Australia by UTMB 100km 2024 (19 hours) |
| 120913 | Greathouse | Tristan | M | CA | US | 1 | IMTUF 100M 2024 (36 hours) † |
| 106574 | Grebosky | Becky | F | OR | US | 16 | Javelina Jundred 100M 2024 (30 hours) † |
| 116551 | Green | Alec | M | QLD | AU | 2 | Guzzler Ultra 100km 2024 (24 hours) |
| 110229 | Green | Dan | M | West Virginia | US | 8 | Black Canyon 100km 2024 (17 hours) † |
| 107298 | Green | David | M | Florida | US | 4 | Vermont 100M 2024 (30 hours) |
| 120719 | Green | Gabriel | M | CA | US | 1 | Kodiak Ultra Marathons by UTMB 100M 2024 (35 hours) |
| 114361 | Green | Gene | M | Georgia | US | 2 | Umstead 100M 2024 (30 hours) |
| 117369 | Green | Jimmey | M | OK | US | 2 | Leadville Trail 100M 2024 (30 hours) |
| 104700 | Green | Jock | M | ZAF | ZA | 16 | Ultra Trail Drakensberg 163km 2024 (48 hours) |
| 120094 | Green | Kyle | M | CO | US | 1 | Run Rabbit Run (Tortoises) 100M 2024 (38 hours) † |
| 116952 | Green | Tammy | F | QLD | AU | 2 | Guzzler Ultra 100km 2024 (24 hours) |
| 122725 | Green | Vince | N | AL | US | 1 | Bighorn 100M 2024 (35 hours) |
| 100328 | Green | Will | M | TX | US | 64 | HOKA Bandera 100km 2024 (17 hours) |
| 113245 | Greenberg | Dan | M | TX | US | 4 | Siskiyou Out Back 100km 2024 (18 hours) |
| 111837 | Greenberg | Harrison | M | New York | US | 4 | Cruel Jewel 106M 2024 (48 hours) † |
| 120818 | Greenberg | Jonah | M | Ontario | CA | 1 | Sulphur Springs 100km 2024 (18 hours) |
| 120048 | Greene | Beau | M | OR | US | 1 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 119571 | Greene | Chris | M | CA | US | 1 | California Fall Classic at Lake Sonoma 100km 2024 (18 hours) † |
| 123360 | Greene | Ellyn | F | OR | US | 1 | Siskiyou Out Back 100km 2024 (18 hours) † |
| 100863 | Greene | Justin | M | CA | US | 8 | Quicksilver 100km 2024 (17 hours) † |
| 107978 | Greenlee | Erik | M | California | US | 8 | San Diego 100M 2024 (32 hours) † |
| 101028 | Greenwood | John | M | GBR | GB | 32 | TDS (Sur les Traces des Ducs de Savoie) 147km 2024 (45:30 hours) |
| 112481 | Greenwood | Maiya | F | CA | US | 4 | Waldo 100km 2024 (18 hours) † |
| 112172 | Greer | Michael | M | AZ | US | 4 | Sedona Canyons 125M 2024 (52 hours) |
| 120358 | gregori | francesco | M | Italy | IT | 1 | Tuscany Crossing 103km 2024 (21 hours) |
| 105916 | Gregware | Mark | M | MN | US | 8 | HOKA Bandera 100km 2024 (17 hours) |
| 119966 | Grendahl | Chance | M | Washington | US | 1 | Kodiak Ultra Marathons by UTMB 100km 2024 (18 hours) |
| 103369 | Grengs | Patrick | M | AZ | US | 32 | Canyons by UTMB 100M 2024 (35 hours) |
| 105177 | Gresty | Ryan | M | GBR | GB | 4 | Arc of Attrition by UTMB 100M 2024 (36 hours) |
| 121990 | Gretz | Josh | M | Pennsylvania | US | 1 | Georgia Death Race 74M 2024 (23 hours) † |
| 107810 | Grey | Ben | M | Buckinghamshire | GB | 2 | Autumn 100M 2024 (28 hours) |
| 104150 | Greynolds | Angela | F | AZ | US | 2 | Cuyamaca 100km 2024 (17 hours) |
| 113984 | GRGICH | MARTIN | M | Córdoba | AR | 4 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 111798 | Grice | Nicola | F | BC | CA | 4 | Black Canyon 100km 2024 (17 hours) † |
| 116323 | Griebenow | Jakob | M | Saxony | DE | 2 | Chianti Castles by UTMB 103km 2024 (22 hours) |
| 116367 | Grieve | Heather | F | Ontario | CA | 2 | Sulphur Springs 100km 2024 (18 hours) |
| 100303 | Grieve | Paul | M | Devon | GB | 2 | South Downs Way 100M 2024 (30 hours) |
| 109615 | Griffenhagen | Gregg | M | CO | US | 2 | Never Summer 100km 2024 (23 hours) † |
| 119857 | Griffin | Jade | F | West Sussex | GB | 1 | Autumn 100M 2024 (28 hours) |
| 117582 | Griffin | John | M | MS | US | 2 | Cruel Jewel 106M 2024 (48 hours) † |
| 111666 | Griffin | Marc | M | Virginia | US | 4 | Never Summer 100km 2024 (23 hours) † |
| 121503 | Griffith | Amelia | F | VIC | AU | 1 | Surf Coast Century 100km 2024 (16 hours) |
| 111406 | Griffith | Matthew | M | TX | US | 4 | California Fall Classic at Lake Sonoma 100km 2024 (18 hours) † |
| 119812 | Griffiths | Edison | M | Cardiff | GB | 1 | Ultra-Trail Snowdonia by UTMB 100km 2024 (28 hours) |
| 105824 | Griffiths | Matthew | M | GBR | GB | 4 | Thames Path 100M 2024 (28 hours) |
| 120902 | Grigg | Jackson | M | Queensland | AU | 1 | Tarawera by UTMB 100M 2024 (30 hours) |
| 121545 | Grigg | Kevin | M | British Columbia | CA | 1 | Bear, The 100M 2024 (36 hours) † |
| 119642 | Griggs | Simeon | M | North Tyneside | GB | 1 | South Downs Way 100M 2024 (30 hours) |
| 123112 | Grigsby | Adam | M | TN | US | 1 | Hellbender 100M 2024 (40 hours) |
| 100925 | Grigsby | Brianna | F | AZ | US | 32 | Waldo 100km 2024 (18 hours) † |
| 119620 | Grigsby Smith | Holly | F | AL | US | 1 | Black Canyon 100km 2024 (17 hours) † |
| 112248 | Grijalvo | Ana | F | California | US | 2 | Kodiak Ultra Marathons by UTMB 100km 2024 (18 hours) |
| 121555 | Grima | Guillaume | M | PACA | FR | 1 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 101080 | Grimm | Mike | M | CA | US | 2 | Black Canyon 100km 2024 (17 hours) † |
| 115485 | Griniece | Ieva | F | Latvia | LV | 2 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 110245 | Grinovich | Thomas | M | FL | US | 4 | Long Haul 100M 2024 (30 hours) † |
| 120729 | Grismer | Bernadette | F | California | US | 1 | Black Canyon 100km 2024 (17 hours) † |
| 121585 | Griūnas | Mindaugas | M | Vilniaus Apskritis | LT | 1 | Lavaredo Ultra Trail by UTMB 120km 2024 (26 hours) |
| 112345 | Grobe | Jeffrey | M | AZ | US | 4 | Black Canyon 100km 2024 (17 hours) † |
| 112056 | Grochot | Steve | M | Ontario | CA | 4 | Quebec Mega Trail 100M 2024 (40 hours) |
| 103435 | Groenewegen | Mike | M | WA | US | 8 | Tor des Géants 330km 2024 (132 hours) |
| 108502 | Groezinger | Rene | M | Bavaria | DE | 4 | Zugspitz 100km 2024 (25 hours) |
| 120891 | Grogan | Matt | M | Idaho | US | 1 | Zion 100km 2024 (19 hours) |
| 105796 | Groleau | Romain | M | Auckland | NZ | 32 | Taupo 100km 2024 (17 hours) |
| 120640 | Grootscholten | Irma | F | Zuid-Holland | NL | 1 | Madeira Island Ultra-Trail 115km 2024 (29 hours) |
| 117059 | Grose | Tucker | M | CO | US | 2 | Never Summer 100km 2024 (23 hours) |
| 117820 | Gross | Christian | M | Bayern | DE | 2 | Lavaredo Ultra Trail by UTMB 120km 2024 (26 hours) |
| 116635 | Gross | Shawn | M | NC | US | 2 | Rim to River 100M 2024 (32 hours) |
| 119968 | Grossbauer | Jake | M | MO | US | 1 | Kettle Moraine 100M 2024 (30 hours) † |
| 102677 | Grossman | Dominic | M | CA | US | 1 | Western States 100M 2024 (30 hours) † |
| 122846 | Grossova | Romana | F | Trenčiansky kraj | SK | 1 | Zugspitz 100km 2024 (25 hours) |
| 119810 | Grout | Travis | M | Queensland | AU | 1 | Surf Coast Century 100km 2024 (16 hours) |
| 117019 | Grubbs | Eric | M | IN | US | 2 | Run Rabbit Run (Tortoises) 100M 2024 (38 hours) † |
| 100493 | Grudziak | Marianna | F | Pa | US | 1 | Western States 100M 2024 (30 hours) † |
| 113036 | Gruenbacher | Doug | M | Kansas | US | 4 | Never Summer 100km 2024 (23 hours) |
| 121826 | Gruenbacher | Eli | M | Kansas | US | 1 | Never Summer 100km 2024 (23 hours) † |
| 118349 | Gruhl | Thomas | M | Select State | GB | 2 | Chianti Castles by UTMB 103km 2024 (22 hours) |
| 122769 | Grulich | Roman | M | Czech republic | CZ | 1 | Krakonosova Stovka 100km 2024 (22 hours) |
| 115685 | Grundmann | Nathan | M | North Carolina | US | 2 | Grindstone by UTMB 100km 2024 (19 hours) |
| 116746 | Grunewald | Justin | M | CO | US | 2 | Javelina Jundred 100M 2024 (30 hours) † |
| 115480 | Gruschwitz | Sascha | M | Niedersachsen | DE | 2 | Grossglockner UltraTrail 110km 2024 (28 hours) |
| 105702 | Gryfe | Rob | M | ON | CA | 64 | HOKA Rocky Raccoon 100M 2024 (30 hours) |
| 119758 | Grzonka | Florian | M | Rheinland Pfalz | DE | 1 | Zugspitz 100km 2024 (25 hours) |
| 114111 | Gschwind | Dylan | M | WA | US | 4 | Cascade Crest 100M 2024 (34 hours) † |
| 122420 | Gu | Mingjie | M | shanghai | CN | 1 | Adidas TERREX Chongli Ultra Trail 100km 2024 (29 hours) |
| 107590 | Guadarrama | Suzanna | F | Colorado | US | 4 | Hardrock 100M 2024 (48 hours) † |
| 110104 | Guardia | Felipe | M | San Jose | CR | 4 | Rio Del Lago 100M 2024 (30 hours) |
| 103676 | Guarischi | Rosalia | F | BRA | BR | 1 | Western States 100M 2024 (30 hours) † |
| 121530 | Guegan | Pierre | M | Quebec | CA | 1 | Grand Raid La Reunion 162km 2024 (50 hours) |
| 110109 | Guenebaut | Boris | M | CA | US | 8 | California Fall Classic at Lake Sonoma 100km 2024 (18 hours) |
| 119962 | Guener | Baris | M | New York | US | 1 | Canyons by UTMB 104km 2024 (20 hours) |
| 100298 | Guenther | Rebecca | F | CA | US | 32 | Canadian Death Race 118km 2024 (24 hours) |
| 107361 | Guerard | Simon | M | Quebec | CA | 8 | Javelina Jundred 100M 2024 (30 hours) |
| 121299 | Guerges | Abanoub | M | NJ | US | 1 | Laurel Highlands 70.5M 2024 (20 hours) † |
| 108547 | Guerini | Luca | M | Italy | IT | 8 | Tor des Géants 330km 2024 (132 hours) |
| 121658 | Guermeur | Mik | M | Finistere | FR | 1 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 108641 | Guerra | Omar | M | Florida | US | 8 | Long Haul 100M 2024 (30 hours) † |
| 115894 | Guerrero Barrera | Claudia | F | Virginia | US | 2 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 122090 | Guess | Kelsey | F | Colorado | US | 1 | Black Canyon 100km 2024 (17 hours) † |
| 121267 | Gugelmann | Christian | M | Aargau | CH | 1 | Eiger Ultra Trail 250km 2024 (90 hours) |
| 102067 | Guibert | Cyril | M | FRA | FR | 8 | Trail Andorra by UTMB 105km 2024 (30 hours) |
| 115574 | Guilbault | Elisabeth | F | Quebec | CA | 2 | Ultra-Trail Harricana 125km 2024 (26 hours) |
| 109550 | Guillaume | Clement | M | Ca | US | 8 | Angeles Crest 100M 2024 (33 hours) † |
| 116270 | Guillemant | Marion | F | TX | US | 2 | Tahoe 202M 2024 (100 hours) † |
| 121255 | Guilleret | Julien | M | Bas Rhin | FR | 1 | Endurance Trail des Templiers 105km 2024 (19 hours) |
| 101071 | Guillot | Thierry Maxime | M | FL | FR | 64 | HOKA Bandera 100km 2024 (17 hours) |
| 120805 | Guirald | Gilles | M | Bouches du Rhône | FR | 1 | Penyagolosa 106km 2024 (26 hours) |
| 119821 | Gulevski | Aleksandar | M | Macedonia | MK | 1 | Julian Alps Trail Run by UTMB 120km 2024 (26 hours) |
| 121731 | Gulka | Nick | M | BC | CA | 1 | Canyons by UTMB 104km 2024 (20 hours) |
| 101258 | Gundel | Stephanie | F | WA | US | 64 | Cuyamaca 100km 2024 (17 hours) |
| 120841 | Gunderson | Anna | F | Wisconsin | US | 1 | Javelina Jundred 100M 2024 (30 hours) † |
| 115460 | Günther | Timon | M | Bavaria | DE | 2 | TDS (Sur les Traces des Ducs de Savoie) 147km 2024 (45:30 hours) |
| 122279 | Guo | Honglong | M | BeiJing | CN | 1 | Transjeju by UTMB 112km 2024 (27 hours) |
| 100474 | Guohui | Chen | M | CHN | CN | 4 | TransLantau Ultra Trail by UTMB 140km 2023 (40 hours) |
| 118596 | Gura | Charlie | M | AZ | US | 2 | Black Canyon 100km 2024 (17 hours) |
| 118051 | Gusain | Avinash | M | CA | US | 2 | Canyons by UTMB 100M 2024 (35 hours) |
| 120176 | guse | maegen | F | Ontario | CA | 1 | Grindstone by UTMB 100km 2024 (19 hours) |
| 119381 | Gustafson | Ryan | M | AB | CA | 1 | Lost Soul Ultra 100km 2024 (21 hours) † |
| 105628 | Guthrie | Forbes | M | CA | US | 1 | Western States 100M 2024 (30 hours) † |
| 120173 | Guthrie | Samantha | F | MS | US | 1 | HOKA Rocky Raccoon 100M 2024 (30 hours) |
| 120235 | Gutierrez | Javier | M | TX | US | 1 | HOKA Rocky Raccoon 100M 2024 (30 hours) |
| 122987 | Gutiérrez Ruiz | Raúl | M | Alicante | ES | 1 | Courmayeur Champex Chamonix (CCC) 100km 2024 (25 hours) |
| 122135 | Guyon | Arnaud | M | Côtes d'Armor | FR | 1 | Endurance Trail des Templiers 105km 2024 (19 hours) |
| 111540 | Guyonnet | Benjamin | M | Rhône | FR | 2 | Endurance Trail des Templiers 105km 2024 (19 hours) |
| 105348 | Guza | Peter | M | MA | US | 16 | Javelina Jundred 100M 2024 (30 hours) † |
| 116669 | Guzick | Will | M | California | US | 2 | Mountain Lakes 100M 2024 (30 hours) † |
| 122377 | Guzmán López | José Manuel | M | México | MX | 1 | Puerto Vallarta by UTMB 100km 2023 (20 hours) |
| 114987 | Guzzon | Raffaele | M | Italy | IT | 2 | Lavaredo Ultra Trail by UTMB 120km 2024 (26 hours) |
| 122828 | Gwyn | Haydn | M | NY | US | 1 | Kodiak Ultra Marathons by UTMB 100M 2024 (35 hours) |
| 109994 | Ha | Tin | M | Virginia | US | 2 | Indiana 100M 2024 (30 hours) |
| 103182 | Ha | Tommy | M | CA | US | 32 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 103637 | Haake | Klaus | M | DEU | DE | 1 | Western States 100M 2024 (30 hours) † |
| 117869 | Haas | Chris | M | CA | US | 2 | Cocodona 250M 2024 (125 hours) † |
| 117403 | Haas | Robby | M | CO | US | 2 | Canyons by UTMB 104km 2024 (20 hours) |
| 117688 | HABE | Kazutoshi | M | Hyogo | JP | 4 | OSJ Ontake 100km 2024 (20 hours) |
| 106835 | Haboeck | Sebastian | M | Austria | AT | 8 | Zugspitz 100km 2024 (25 hours) |
| 113956 | Haby | Shaun | M | Washington | US | 4 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 102417 | Hack | Michael | M | CA | US | 16 | Cascade Crest 100M 2024 (34 hours) † |
| 121677 | Haddad | Nicolas | M | Washington | US | 1 | Black Canyon 100km 2024 (17 hours) † |
| 117352 | Haddley | Jay | M | Cheshire | GB | 2 | Ultra-Trail Snowdonia by UTMB 165km 2024 (50 hours) |
| 118769 | Haddock | John | M | AR | US | 2 | Arkansas Traveler 100M 2024 (30 hours) |
| 100222 | Hadfield | Paul | M | AUS | AU | 64 | Blackall 100km 2024 (18 hours) |
| 122902 | Hadley | Daniel | M | CA | US | 1 | California Fall Classic at Lake Sonoma 100km 2024 (18 hours) † |
| 100117 | Haenggi | Michel | M | AUS | AU | 16 | Ultra-Trail Australia by UTMB 100km 2024 (19 hours) |
| 107487 | Haeseler | Troy | M | WA | US | 8 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 104546 | Hagen | Lindsey | F | OR | US | 4 | Oregon Cascades 100M 2024 (32:01:18 hours) † |
| 122942 | Haggerty | Caoilinn | N | Oregon | US | 1 | Oregon Cascades 100M 2024 (32:01:18 hours) |
| 113390 | Hagiwara | Hisaya | M | kanagawa | JP | 4 | Aso Volcano Trail 115km 2024 (28 hours) |
| 102236 | Hahn | Andrew | M | WI | US | 16 | Hennepin 100M 2024 (30 hours) † |
| 106837 | Hahn | Staci | F | WI | US | 128 | Kettle Moraine 100M 2024 (30 hours) † |
| 110069 | Haile | Cortney | F | CO | US | 4 | Javelina Jundred 100M 2024 (30 hours) |
| 121006 | Haimes | David | M | CA | US | 1 | California Fall Classic at Lake Sonoma 100km 2024 (18 hours) † |
| 121640 | Haines | Douglas | M | NY | US | 1 | Massanutten 100M 2024 (36 hours) † |
| 102546 | Haislip | Kris | M | WA | US | 32 | Miwok 100km 2024 (15:30:59 hours) |
| 120200 | Hakari | Lesley | F | TX | US | 1 | Javelina Jundred 100M 2024 (30 hours) † |
| 119165 | Hakata | Ryo | M | Isogo | JP | 1 | OSJ Ontake 100M 2024 (24 hours) |
| 120224 | Halabi | Safwan | M | IL | US | 1 | Indiana 100M 2024 (30 hours) |
| 112726 | Halapin | Natalie | F | North Carolina | US | 4 | Bear, The 100M 2024 (36 hours) † |
| 119935 | Hale | Barry | M | Lancashire | GB | 1 | Lakeland 100M 2024 (40 hours) |
| 103455 | Hale | Kit | M | MN | US | 16 | Superior 100M 2024 (38 hours) † |
| 102451 | Hall | Ashley | F | NV | US | 16 | Javelina Jundred 100M 2024 (30 hours) † |
| 122924 | Hall | Craig | M | Gloucestershire | GB | 1 | Mozart by UTMB 108km 2024 (22 hours) |
| 102365 | Hall | Douglas | M | MA | US | 4 | Miwok 100km 2024 (15:30:59 hours) |
| 111333 | Hall | Ed | M | Yorks | GB | 2 | Leadville Trail 100M 2024 (30 hours) |
| 103135 | Hall | Elijah | M | CA | US | 1 | Rio Del Lago 100M 2024 (30 hours) |
| 108283 | Hall | Jason | M | MO | US | 8 | Black Canyon 100km 2024 (17 hours) † |
| 113027 | Hall | Jeffrey | M | UTAH | US | 4 | Wasatch Front 100M 2024 (36 hours) |
| 119243 | Hall | Kara | F | CA | US | 1 | Miwok 100km 2024 (15:30:59 hours) |
| 118408 | Hall | Nick | M | Nsw | AU | 2 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 122582 | Hall | Olivia | F | Missouri | US | 1 | Black Canyon 100km 2024 (17 hours) |
| 118071 | Hall | Raymond | M | Illinois | US | 2 | Massanutten 100M 2024 (36 hours) † |
| 118832 | Hall | Samuel | M | Texas | US | 2 | HOKA Rocky Raccoon 100M 2024 (30 hours) |
| 123402 | Hall | William | M | NC | US | 1 | Quicksilver 100km 2024 (17 hours) |
| 121055 | HALL NIELSEN | PETER | M | MG | BR | 1 | Courmayeur Champex Chamonix (CCC) 100km 2024 (25 hours) |
| 108846 | Halladay | Jason | M | NM | US | 2 | Javelina Jundred 100M 2024 (30 hours) † |
| 116196 | Halliburton | Kevin | M | TX | US | 2 | Twisted Branch 100km 2024 (20 hours) † |
| 113122 | Hallmark | Luke | M | WI | US | 4 | Bighorn 100M 2024 (35 hours) |
| 111811 | Halls | Jen | F | TN | US | 2 | Pinhoti 100M 2024 (31 hours) |
| 106839 | Halnon | Emily | F | 32 | Hardrock 100M 2024 (48 hours) † | ||
| 108738 | Halverson | Matt | M | Arizona | US | 4 | Moab 238M 2024 (108 hours) † |
| 100827 | Hamberlin | Deborah | F | AZ | US | 16 | Tahoe 202M 2024 (100 hours) † |
| 105034 | Hamdorff | Ryan | M | SC | US | 2 | Laurel Highlands 70.5M 2024 (20 hours) † |
| 120959 | Hamer | Francie | F | Oklahoma | US | 1 | HOKA Bandera 100km 2024 (17 hours) |
| 106840 | Hamilton | Andy | M | 8 | Hardrock 100M 2024 (48 hours) † | ||
| 102941 | Hamilton | Brian | M | OR | US | 2 | Oregon Cascades 100M 2024 (32:01:18 hours) † |
| 113726 | Hamilton | Nicholas | M | Ca | US | 4 | HURT 100M 2024 (36 hours) † |
| 121934 | Hamilton | Paul | M | Texas | US | 1 | Arkansas Traveler 100M 2024 (30 hours) |
| 104903 | Hamilton | Paula | F | CA | US | 1 | Western States 100M 2024 (30 hours) † |
| 121270 | Hamlet | Alexander | M | London | GB | 1 | South Downs Way 100M 2024 (30 hours) |
| 120415 | hamlin | lance | M | Colorado | US | 1 | Black Canyon 100km 2024 (17 hours) † |
| 112375 | Hamm | Hannah | F | OR | US | 2 | Waldo 100km 2024 (18 hours) † |
| 118403 | Hamman | Aaron | M | MI | US | 2 | Burning River 100M 2024 (32 hours) |
| 106210 | Hammer | Koltin | M | PA | US | 8 | Grindstone by UTMB 100M 2024 (36 hours) |
| 100541 | Hammes | Christopher | M | CO | US | 64 | Run Rabbit Run (Hares) 100M 2024 (38 hours) † |
| 121800 | Hammond | Jason | M | Oklahoma | US | 1 | Bigfoot 206M 2024 (100 hours) † |
| 112578 | Hammond | Mark | M | Utah | US | 4 | Black Canyon 100km 2024 (17 hours) † |
| 120292 | Hammonds | Nicholas | M | OH | US | 1 | Twisted Branch 100km 2024 (20 hours) † |
| 102741 | Hamoudi | Lindsay | M | CA | US | 256 | Grindstone by UTMB 100M 2024 (36 hours) |
| 103050 | Hampton | John | M | NV | US | 32 | Canyons by UTMB 104km 2024 (20 hours) |
| 120585 | Hampton | Ryan | M | NC | US | 1 | Hellbender 100M 2024 (40 hours) |
| 120736 | Hamran | Matej | M | Slovakia | SK | 1 | Letecka Stovka 104km 2024 (21 hours) |
| 120812 | Hancey | Brian | M | UT | US | 1 | Bear, The 100M 2024 (36 hours) † |
| 121080 | Hancock | John | M | NM | US | 1 | Black Canyon 100km 2024 (17 hours) † |
| 113055 | Hand | Sam | M | Limerick | IE | 4 | Kerry Way Ultra 193km 2024 (40 hours) |
| 103846 | Handelman | Leah | F | MT | US | 4 | Canyons by UTMB 104km 2024 (20 hours) |
| 122079 | Handorf | Tom | M | IA | US | 1 | Long Haul 100M 2024 (30 hours) † |
| 119879 | Handt | Deano | M | MN | US | 1 | Kodiak Ultra Marathons by UTMB 100km 2024 (18 hours) |
| 115663 | Hanes | Lucie | F | Colorado | US | 2 | Black Canyon 100km 2024 (17 hours) † |
| 104347 | Haney | Charlie | M | TN | US | 16 | Siskiyou Out Back 100km 2024 (18 hours) |
| 116282 | Hangler | Markus | M | Upper Austria | AT | 2 | Lavaredo Ultra Trail by UTMB 120km 2024 (26 hours) |
| 109311 | Hankins | Kara | F | MS | US | 4 | Pinhoti 100M 2024 (31 hours) |
| 112980 | Hanley | Kathleen | F | Texas | US | 4 | HOKA Rocky Raccoon 100M 2024 (30 hours) |
| 123207 | Hanley | Nate | M | MD | US | 1 | Laurel Highlands 70.5M 2024 (20 hours) † |
| 121948 | Hanlon | Karen | F | Tennessee | US | 1 | No Business 100M 2024 (34 hours) |
| 102008 | Hann | Matthew | M | AZ | US | 4 | Bighorn 100M 2024 (35 hours) |
| 120207 | HANNA | Myvanwy | F | Midlothian | GB | 1 | Gran Trail Courmayeur 100km 2024 (28 hours) |
| 120071 | Hannak | Pawel Ignacy | M | Zurich | CH | 1 | Courmayeur Champex Chamonix (CCC) 100km 2024 (25 hours) |
| 102234 | Hanschka | Whitney | M | MA | US | 16 | Bear, The 100M 2024 (36 hours) † |
| 104473 | Hansen | Aaron | M | MN | US | 8 | Superior 100M 2024 (38 hours) † |
| 117890 | HANSEN | DENNIS | M | Copenhagen | DK | 2 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 120384 | Hansen | Jacob | M | UT | US | 1 | Zion 100km 2024 (19 hours) |
| 120476 | Hansen | Jody | F | Oregon | US | 1 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 112598 | Hansen | Laura | F | CA | US | 4 | High Lonesome 100M 2024 (37 hours) |
| 122318 | Hansen | Mark | M | GA | US | 1 | Pinhoti 100M 2024 (31 hours) |
| 120893 | Hansen | Ola | M | Akershus | NO | 1 | Soria Moria til Verden Ende 100M 2024 (35 hours) |
| 102845 | Hansen | Rick | M | AK | US | 32 | Rio Del Lago 100M 2024 (30 hours) |
| 120596 | Hanson | Jessica | F | Colorado | US | 1 | California Fall Classic at Lake Sonoma 100km 2024 (18 hours) |
| 105729 | Hanson | Jon | M | CO | US | 8 | Oregon Cascades 100M 2024 (32:01:18 hours) † |
| 119880 | hanson | mitchell | M | South yorkshire | GB | 1 | Ultra-Trail Snowdonia by UTMB 100km 2024 (28 hours) |
| 119543 | Hanssler | Daniel | M | Zurich | CH | 1 | Kodiak Ultra Marathons by UTMB 100km 2024 (18 hours) |
| 110249 | Hansson | Anders | M | Sweden | SE | 4 | Kullamannen by UTMB 100M 2024 (32 hours) |
| 119780 | Hanstein | Darryl | M | Buckinghamshire | GB | 1 | Arc of Attrition by UTMB 100M 2024 (36 hours) |
| 120950 | Hao | Linxuan | M | CO | US | 1 | Never Summer 100km 2024 (23 hours) † |
| 111641 | Hara | Tomomi | F | tokyo | JP | 2 | OSJ Ontake 100M 2024 (24 hours) |
| 103887 | Harada | Yukihiro | M | CA | US | 16 | Okushinano 100km 2024 (21 hours) |
| 115395 | Harapa | Daniel | M | New South Wales | AU | 2 | Kosciusko by UTMB 100km 2023 (23 hours) |
| 107815 | Harary | Alex | M | CA | US | 8 | Miwok 100km 2024 (15:30:59 hours) |
| 120787 | Harbert | Bradley | M | AL | US | 1 | Black Canyon 100km 2024 (17 hours) † |
| 100082 | Hardeman | Vincent | M | NLD | NL | 4 | Trail du Saint-Jacques by UTMB 130km 2024 (28 hours) |
| 112955 | Hardes | Christoph | M | Nordrhein-Westfalen | DE | 4 | Istria by UTMB 168km 2024 (46 hours) |
| 100141 | Hardesty | Jaime | F | CA | US | 32 | Black Canyon 100km 2024 (17 hours) † |
| 118025 | Hardin | Chris | M | Tennessee | US | 2 | Canyons by UTMB 104km 2024 (20 hours) |
| 115026 | Harding | Jared | M | AZ | US | 2 | Javelina Jundred 100M 2024 (30 hours) † |
| 101628 | Hardt | Frank | M | DEU | DE | 16 | Trail de Conímbriga Terras de Sicó 111km 2024 (24 hours) |
| 122176 | Hardt | Stephanie | F | Ledig | DE | 1 | Trail Alsace Grand Est by UTMB - Ultra-Trail des Païens 109km 2024 (21 hours) |
| 113367 | Hardwick | George | M | Greater London | GB | 4 | Ultra-Trail Cape Town 100M 2023 (45 hours) |
| 100011 | Hardy | Jessica | F | CA | US | 16 | Cruel Jewel 106M 2024 (48 hours) † |
| 122782 | Hardy | Rob | M | california | US | 1 | Miwok 100km 2024 (15:30:59 hours) |
| 116523 | Harel | Simon | M | QC | CA | 2 | Madeira Island Ultra-Trail 115km 2024 (29 hours) |
| 112945 | Harem | Robert | N | SC | US | 4 | Bighorn 100M 2024 (35 hours) |
| 111537 | Hargesheimer | Julia | F | TX | US | 4 | HOKA Bandera 100km 2024 (17 hours) |
| 116490 | Hargreaves | Pez | M | Cornwall | GB | 2 | Lakeland 100M 2024 (40 hours) |
| 114148 | Harink | Ash | M | VIC | AU | 4 | Kosciusko by UTMB 100M 2023 (36 hours) |
| 120185 | Harkness | Michael | M | Ontario | CA | 1 | Sulphur Springs 100km 2024 (18 hours) |
| 120488 | Harmon | Kelly | F | WA | US | 1 | Oregon Cascades 100M 2024 (32:01:18 hours) † |
| 122738 | Harmon | Meaghan | F | IL | US | 1 | Brazos Bend 100M 2024 (32 hours) † |
| 122737 | Harmon | Sharon | F | KY | US | 1 | Indiana 100M 2024 (30 hours) |
| 112733 | Harmon | Will | M | Wyoming | US | 2 | Rio Del Lago 100M 2024 (30 hours) |
| 101980 | Harms | Madeline | F | MN | US | 8 | Superior 100M 2024 (38 hours) † |
| 123372 | Harms | Matthew | M | Colorado | US | 1 | Run Rabbit Run (Tortoises) 100M 2024 (38 hours) † |
| 104748 | Harner | Ben | M | CA | US | 64 | Angeles Crest 100M 2024 (33 hours) † |
| 109741 | Harning | David | M | CO | US | 8 | Leadville Trail 100M 2024 (30 hours) |
| 107643 | Harpe | Lance | M | WA | US | 8 | Bigfoot 206M 2024 (100 hours) † |
| 121590 | Harper | Mitchell | M | NSW | AU | 1 | Ultra-Trail Australia by UTMB 100km 2024 (19 hours) |
| 121191 | Harrap | Liam | M | Alberta | CA | 1 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 101540 | Harreld | Nick | M | MT | US | 8 | Grindstone by UTMB 100M 2024 (36 hours) |
| 122018 | Harrigan | Brendan | M | MA | US | 1 | Twisted Branch 100km 2024 (20 hours) † |
| 104070 | Harrington | Christopher | M | CO | US | 1 | Western States 100M 2024 (30 hours) † |
| 122366 | Harrington | Dylan | M | Montana | US | 1 | Pinhoti 100M 2024 (31 hours) |
| 119670 | Harriott | Lana | F | Queensland | AU | 1 | Surf Coast Century 100km 2024 (16 hours) |
| 108381 | Harris | Ben | M | OH | US | 4 | Canal Corridor 100M 2024 (30 hours) |
| 122685 | Harris | Chase | M | California | US | 1 | Canyons by UTMB 104km 2024 (20 hours) |
| 121661 | Harris | Henry | M | CO | US | 1 | Bear, The 100M 2024 (36 hours) † |
| 121123 | Harris | Jake | M | Ut | US | 1 | Bear, The 100M 2024 (36 hours) † |
| 102353 | Harris | Kenten | M | CA | US | 16 | Kodiak Ultra Marathons by UTMB 100km 2024 (18 hours) |
| 122295 | Harris | Megan | F | Vic | AU | 1 | Surf Coast Century 100km 2024 (16 hours) |
| 111519 | Harris | Michael | M | Greater Manchester | GB | 2 | Lakeland 100M 2024 (40 hours) |
| 111896 | Harrison | Dean | M | west midlnds | GB | 4 | South Downs Way 100M 2024 (30 hours) |
| 113445 | Harrison | Genevieve | F | Colorado | US | 4 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 121776 | Harrison | Hazel | F | Wellington | NZ | 1 | High Lonesome 100M 2024 (37 hours) |
| 118671 | Harrison | Justin | M | California | US | 2 | Javelina Jundred 100M 2024 (30 hours) † |
| 120248 | Harrison | Kevin | M | England | GB | 1 | South Downs Way 100M 2024 (30 hours) |
| 123039 | Harrison | Peter | M | Zuid Holland | NL | 1 | Autumn 100M 2024 (28 hours) |
| 123345 | Harrower | Nick | M | ON | CA | 1 | Grindstone by UTMB 100km 2024 (19 hours) |
| 112984 | Hart | David | M | Wisconsin | US | 4 | Mohican 100M 2024 (32 hours) |
| 119463 | Hart | Erik | M | Arizona | US | 1 | Black Canyon 100km 2024 (17 hours) † |
| 111583 | Hart | Jason | M | NH | US | 2 | Vermont 100M 2024 (30 hours) |
| 121960 | Harté | Julien | M | Loire-Atlantique | FR | 1 | Trail Andorra by UTMB 105km 2024 (30 hours) |
| 114378 | Harter | Brian | M | CA | US | 4 | Rio Del Lago 100M 2024 (30 hours) |
| 120772 | Hartikainen | Lauri | M | Uusimaa | FI | 1 | Nuts Ylläs Pallas 100km 2024 (22 hours) |
| 120827 | Hartman | Brad | M | UT | US | 1 | Bear, The 100M 2024 (36 hours) † |
| 121848 | Hartman | Brock | M | Wa | US | 1 | Siskiyou Out Back 100km 2024 (18 hours) † |
| 118134 | Hartman | Daniel | M | MA | US | 2 | IMTUF 100M 2024 (36 hours) † |
| 109829 | Hartupee | Michael | M | TN | US | 4 | Cruel Jewel 106M 2024 (48 hours) † |
| 118322 | Hartwig | Ryan | M | CA | US | 2 | Javelina Jundred 100M 2024 (30 hours) † |
| 108252 | Hartzel | Nick | M | AZ | US | 4 | Javelina Jundred 100M 2024 (30 hours) † |
| 115311 | Harvey | Claire | F | East Sussex | GB | 2 | South Downs Way 100M 2024 (30 hours) |
| 100292 | Harvey | David | M | GBR | GB | 32 | Autumn 100M 2024 (28 hours) |
| 108888 | Harvey | David | M | Alabama | US | 4 | Arkansas Traveler 100M 2024 (30 hours) |
| 107232 | Harvey | Nikki | F | AL | US | 4 | Cocodona 250M 2024 (125 hours) † |
| 114980 | Harvey | Sam | M | Other | NZ | 2 | Tarawera by UTMB 100M 2024 (30 hours) |
| 112454 | Harvey | Sam | M | Somerset | GB | 4 | Thames Path 100M 2024 (28 hours) |
| 120288 | Harvey | Wynne | M | Tx | US | 1 | HOKA Bandera 100km 2024 (17 hours) |
| 117691 | Hasegawa | Katsushige | M | Saitama | JP | 2 | OSJ Ontake 100km 2024 (20 hours) |
| 104590 | Hashimoto | Junichi | M | JPN | JP | 1 | Western States 100M 2024 (30 hours) † |
| 121593 | Hashimoto | Kenji | M | Kanagawa | JP | 1 | Shinetsu Five Mountains Trail 110km 2024 (22 hours) |
| 120973 | Hashley | Alisa | F | MT | US | 1 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 113801 | hasler | troy | M | queensland | AU | 2 | Blackall 100km 2024 (18 hours) |
| 102720 | Hasman | Alexa | F | OR | US | 8 | Cocodona 250M 2024 (125 hours) † |
| 104972 | Hasse Petersen | Anders | M | DNK | DK | 4 | Salomon Ultra-Trail Hungary 112km 2024 (20 hours) |
| 102793 | Hasselrot | Mikael | M | SWE | SE | 16 | Grossglockner UltraTrail 110km 2024 (28 hours) |
| 122326 | Hasson | John | M | PA | US | 1 | Laurel Highlands 70.5M 2024 (20 hours) |
| 106845 | Hastings | Orestes Pat | M | CO | US | 2 | Swiss Alps 100M 2024 (49 hours) |
| 118501 | Hathiramani | Raj | M | NY | US | 2 | Miwok 100km 2024 (15:30:59 hours) |
| 121422 | Hattler | Frank | M | California | US | 1 | California Fall Classic at Lake Sonoma 100km 2024 (18 hours) † |
| 103682 | Hattori | Shin | M | JPN | JP | 4 | Mt Fuji 100M 2024 (46 hours) |
| 120550 | Haugen | Aaron | M | WA | US | 1 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 106846 | Haugh | Brady | M | Colorado | US | 4 | Leadville Trail 100M 2024 (30 hours) |
| 116372 | Haunschmidt | Patrick | M | BC | CA | 2 | Cascade Crest 100M 2024 (34 hours) |
| 113015 | Haupert | Charles | M | Colorado | US | 2 | Superior 100M 2024 (38 hours) † |
| 101122 | Hausken | Janet | F | CO | US | 64 | IMTUF 100M 2024 (36 hours) † |
| 105090 | Hautefeuille | Laurent | M | CA | US | 32 | Miwok 100km 2024 (15:30:59 hours) |
| 122926 | Hauwel | Mathieu | M | Haute-Savoie | FR | 1 | Grand Raid La Reunion 162km 2024 (50 hours) |
| 123249 | Havlik | Rostislav | M | Louisiana | US | 1 | Javelina Jundred 100M 2024 (30 hours) † |
| 102958 | Hawbaker III | Lyman | M | NY | US | 64 | Angeles Crest 100M 2024 (33 hours) † |
| 123169 | Hawes | Matthew | M | CO | US | 1 | Never Summer 100km 2024 (23 hours) † |
| 113000 | Hawes | Tom | M | WI | US | 4 | Kettle Moraine 100M 2024 (30 hours) † |
| 117879 | Hawkes | Tony | M | WA | US | 2 | Beaverhead 100km 2024 (20 hours) |
| 123269 | Hawkins | Erin | F | Queensland | AU | 1 | Blackall 100km 2024 (18 hours) |
| 100367 | Hawkins | Jennifer | F | GA | US | 16 | Pinhoti 100M 2024 (31 hours) |
| 103030 | Hawkins | Matt | M | TN | US | 8 | Bear, The 100M 2024 (36 hours) † |
| 114106 | Hawkins | Rachel | F | Oregon | US | 2 | Black Canyon 100km 2024 (17 hours) |
| 115518 | Hawkins | Stuart | M | Georgia | US | 2 | Run Rabbit Run (Tortoises) 100M 2024 (38 hours) † |
| 116143 | Hawkins-Jackson | Morgan | F | CA | US | 2 | California Fall Classic at Lake Sonoma 100km 2024 (18 hours) |
| 120796 | Hawks | Vernon | M | WA | US | 1 | IMTUF 100M 2024 (36 hours) † |
| 109987 | Hawley | Bradley | M | Va | US | 4 | Worlds End 100km 2024 (19 hours) |
| 119685 | Haws | Joshua | M | Ut | US | 1 | Canyons by UTMB 104km 2024 (20 hours) |
| 115112 | Hay | Angus | M | New South Wales | AU | 2 | Ultra-Trail Australia by UTMB 100km 2024 (19 hours) |
| 120025 | Hayashi | Shuta | M | kanagawa | JP | 1 | Mt Fuji 100M 2024 (46 hours) |
| 117421 | Hayato | Nishikata | M | Shizuoka-ken | JP | 2 | Crazy Mountain 100M 2024 (36 hours) † |
| 123376 | Haycock | Brady | F | DC | US | 1 | Laurel Highlands 70.5M 2024 (20 hours) † |
| 115534 | Hayden | Chris | M | WY | US | 1 | Bighorn 100M 2024 (35 hours) |
| 117842 | Hayden | Matthew | M | Ohio | US | 2 | Burning River 100M 2024 (32 hours) |
| 115473 | Hayes | Amy | F | MI | US | 2 | Hennepin 100M 2024 (30 hours) |
| 120576 | Hayes | Dylan | M | Ontario | CA | 1 | Black Canyon 100km 2024 (17 hours) † |
| 111808 | Hayes | Joshua | M | PA | US | 4 | Mohican 100M 2024 (32 hours) |
| 106850 | Hayes | Patrick | M | 32 | Run Rabbit Run (Tortoises) 100M 2024 (38 hours) † | ||
| 115560 | Haynes | Amanda | F | Otago | NZ | 2 | Kosciusko by UTMB 100km 2023 (23 hours) |
| 104491 | Haynes | Jesse | M | CA | US | 32 | IMTUF 100M 2024 (36 hours) † |
| 114240 | Haynes | Matt | M | CA - California | US | 2 | Quicksilver 100km 2024 (17 hours) † |
| 120351 | Haynes | Mitch | M | Illinois | US | 1 | Kodiak Ultra Marathons by UTMB 100M 2024 (35 hours) |
| 116504 | Haynes | Ray | M | NSW | AU | 2 | Kosciusko by UTMB 100km 2023 (23 hours) |
| 119592 | Hays | Kari | F | OR | US | 1 | Oregon Cascades 100M 2024 (32:01:18 hours) † |
| 120328 | Hayter | Noah | M | US-MI | US | 1 | Hallucination (Run Woodstock) 100M 2024 (30 hours) |
| 117510 | Hayward | Laura | F | CA | US | 2 | Miwok 100km 2024 (15:30:59 hours) |
| 120988 | Hayward | Nate | M | UT | US | 1 | Black Canyon 100km 2024 (17 hours) † |
| 103295 | Hayward | Will | M | HKG | HK | 8 | Hong Kong 100K 100km 2024 (23 hours) |
| 120615 | Hayworth | Jennifer | F | OR | US | 1 | Oregon Cascades 100M 2024 (32:01:18 hours) † |
| 120605 | Hazell | Jonathon | M | London | GB | 1 | Kodiak Ultra Marathons by UTMB 100M 2024 (35 hours) |
| 105534 | Hazra | Amit | M | CA | US | 8 | Pine to Palm 100M 2024 (34 hours) † |
| 123350 | He | Boris | M | TX | US | 1 | HOKA Rocky Raccoon 100M 2024 (30 hours) |
| 120641 | he | xiali | F | MA | US | 1 | Vermont 100M 2024 (30 hours) |
| 118263 | Head | Brandon | M | TX | US | 2 | Leadville Trail 100M 2024 (30 hours) |
| 121787 | Head | Ryan | M | UT | US | 1 | Bear, The 100M 2024 (36 hours) † |
| 120327 | head | stacey | F | NC | US | 1 | Umstead 100M 2024 (30 hours) |
| 103377 | Headrick | Christopher | M | OH | US | 16 | Burning River 100M 2024 (32 hours) |
| 106070 | Heady | Cynthia | F | KY | US | 1 | Western States 100M 2024 (30 hours) † |
| 110545 | Healy | Matthew | M | Western Cape | ZA | 4 | Javelina Jundred 100M 2024 (30 hours) † |
| 101207 | Hearne | Matthew | M | GBR | GB | 64 | Chianti Castles by UTMB 103km 2024 (22 hours) |
| 120886 | Heath | Britta | F | New York | US | 1 | Javelina Jundred 100M 2024 (30 hours) † |
| 119831 | Heath | Jake | M | England | GB | 1 | Arc of Attrition by UTMB 100M 2024 (36 hours) |
| 113011 | Heath | Ryan | M | UT | US | 4 | Wasatch Front 100M 2024 (36 hours) |
| 118306 | Heaton | Dennis | M | MN | US | 2 | Pinhoti 100M 2024 (31 hours) |
| 121421 | Heavener | Trace | M | ID | US | 1 | IMTUF 100M 2024 (36 hours) |
| 107678 | Heckler | Christine | F | MI | US | 4 | Tahoe 202M 2024 (100 hours) † |
| 120665 | Heckmann | Brian | M | CO | US | 1 | Never Summer 100km 2024 (23 hours) † |
| 114798 | Hedley | Giles | M | London | GB | 2 | Ultra-Trail Snowdonia by UTMB 165km 2024 (50 hours) |
| 120562 | Hedouville | Kevin | M | MD | US | 1 | Canal Corridor 100M 2024 (30 hours) |
| 115789 | Hedrick | Jeff | M | NV | US | 2 | Rio Del Lago 100M 2024 (30 hours) |
| 112350 | Heer | Tony | M | AZ | US | 4 | Black Canyon 100km 2024 (17 hours) |
| 116744 | Hefner | Jayson | M | NV | US | 2 | Cocodona 250M 2024 (125 hours) † |
| 112601 | hefzy | hebah | F | MI | US | 1 | Western States 100M 2024 (30 hours) † |
| 120378 | Hegedus | Gergely | M | Alberta | CA | 1 | Canadian Death Race 118km 2024 (24 hours) |
| 112933 | Heggie | Martin | M | West lothian | GB | 2 | West Highland Way 95M 2024 (30 hours) |
| 113152 | Heggie-Street | Keshia | F | NC | US | 1 | Umstead 100M 2024 (30 hours) |
| 111256 | Heighway | Stuart | M | Canterbury | NZ | 2 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 120017 | Hein | Alex | M | Texas | US | 1 | Brazos Bend 100M 2024 (32 hours) † |
| 101304 | Hein | Erich | M | GA | US | 32 | Burning River 100M 2024 (32 hours) |
| 113662 | Heinke | Matthias | M | Bavaria | DE | 4 | Wildstrubel by UTMB 110km 2024 (15 hours) |
| 110188 | Heinrich | Ron | M | WI | US | 2 | Bighorn 100M 2024 (35 hours) |
| 120882 | Heirbaut | Arne | M | Flanders | BE | 1 | Transgrancanaria 125km 2024 (28 hours) |
| 111764 | Heist | Brandon | M | NC | US | 2 | Umstead 100M 2024 (30 hours) |
| 120767 | Hejtmanek | Jennifer | F | New mexico | US | 1 | Dinosaur Valley 100K 2023 (22 hours) |
| 116950 | Helfrich | Michael | M | AB | CA | 2 | Black Canyon 100km 2024 (17 hours) † |
| 113681 | Helland | Elizabeth | F | CO | US | 4 | Quicksilver 100km 2024 (17 hours) † |
| 120320 | Heller | Dave | M | MN | US | 1 | Bigfoot 206M 2024 (100 hours) † |
| 119377 | Heller | Jennifer | F | IL | US | 1 | Dinosaur Valley 100K 2023 (22 hours) |
| 115426 | Heller | Jillian | F | Pa | US | 2 | Worlds End 100km 2024 (19 hours) |
| 102250 | Hellings | Tammy | F | IL | US | 64 | Canal Corridor 100M 2024 (30 hours) |
| 118660 | Helmers | Troy | M | Ohio | US | 1 | Tunnel Hill 100M 2023 (30 hours) † |
| 120652 | Helmert | Christian | M | Germany | DE | 1 | Eiger Ultra Trail 250km 2024 (90 hours) |
| 120894 | Helmick | Chance | M | MT | US | 1 | Crazy Mountain 100M 2024 (36 hours) † |
| 118729 | Helms | Mike | M | CA | US | 2 | Quicksilver 100km 2024 (17 hours) † |
| 112246 | Hempel | Matt | M | TX | US | 4 | Kodiak Ultra Marathons by UTMB 100km 2024 (18 hours) |
| 113644 | Henckel | Kelly | F | WA | US | 4 | Kodiak Ultra Marathons by UTMB 100km 2024 (18 hours) |
| 122011 | Henderson | Adam | M | TX | US | 1 | Javelina Jundred 100M 2024 (30 hours) † |
| 113190 | Henderson | Carrie | F | AZ | US | 2 | Cocodona 250M 2024 (125 hours) † |
| 123046 | Henderson | Justin | M | CA | US | 1 | San Diego 100M 2024 (32 hours) † |
| 122835 | Henderson | Matthew | M | California | US | 1 | Canyons by UTMB 100M 2024 (35 hours) |
| 123060 | Henderson | Robert | M | West Yorkshire | GB | 1 | Moab 238M 2024 (108 hours) † |
| 104791 | Henderson | Shaheen | F | TX | US | 16 | Bear, The 100M 2024 (36 hours) † |
| 122963 | Henke | Justin | M | VA | US | 1 | Grindstone by UTMB 100km 2024 (19 hours) |
| 112161 | Henkel | Oliver | M | BRITISH COLUMBIA | CA | 2 | Kodiak Ultra Marathons by UTMB 100km 2024 (18 hours) |
| 116230 | Henkelman | James | M | MN | US | 2 | Kettle Moraine 100M 2024 (30 hours) |
| 102669 | Henn | Marc | M | TX | US | 32 | HOKA Rocky Raccoon 100M 2024 (30 hours) |
| 116094 | Hennigar | Stephen | M | LA | US | 2 | Canyons by UTMB 104km 2024 (20 hours) |
| 116415 | Henning | Brennan | M | Virginia | US | 1 | Western States 100M 2024 (30 hours) † |
| 122810 | HENOUX | Arnaud | M | HAUTS DE SEINE | FR | 1 | Endurance Trail des Templiers 105km 2024 (19 hours) |
| 105859 | Henricks | Peter | M | CA | US | 16 | Tahoe Rim Trail 100M 2024 (36 hours) † |
| 104240 | Henriksson | Oskar | M | SWE | SE | 64 | Mozart by UTMB 108km 2024 (22 hours) |
| 109139 | Henriksson | Peter | M | No | SE | 8 | Kullamannen by UTMB 100M 2024 (32 hours) |
| 114096 | Henry | David | M | Montana | US | 2 | Wasatch Front 100M 2024 (36 hours) |
| 101320 | Henry | Susan | F | OR | US | 2 | Wasatch Front 100M 2024 (36 hours) |
| 117621 | Henry | William | M | PA | US | 2 | Leadville Trail 100M 2024 (30 hours) |
| 101718 | Henscheid | Stefan | M | DEU | DE | 16 | Swiss Canyon Trail 111km 2024 (24 hours) |
| 104463 | Henson | Lucas | M | WI | US | 32 | Kettle Moraine 100M 2024 (30 hours) † |
| 106248 | Henson | Michael | M | WA | US | 16 | Hardrock 100M 2024 (48 hours) † |
| 109883 | Hentsch | Torsten | M | Thüringen | DE | 2 | Łemkowyna Ultra-Trail 150km 2024 (35 hours) |
| 117574 | Hepler | Clinton | M | PA | US | 2 | Massanutten 100M 2024 (36 hours) † |
| 120470 | Hepp-Buchanan | Max | M | WA | US | 1 | Miwok 100km 2024 (15:30:59 hours) |
| 121899 | Herbert | Steve | M | OCCITANIE | FR | 1 | Grand Raid des Pyrénées - Tour de Cirques 123km 2024 (40 hours) |
| 109754 | Herbst | Stefan | M | Alberta | CA | 8 | Black Canyon 100km 2024 (17 hours) † |
| 116204 | Herczeg | Jonathan | M | California | US | 2 | Black Canyon 100km 2024 (17 hours) † |
| 103791 | Herdt | Ilja | M | CA | US | 16 | Siskiyou Out Back 100km 2024 (18 hours) † |
| 119823 | Herget | Christopher | M | Rheinland-Pfalz | DE | 1 | Madeira Island Ultra-Trail 115km 2024 (29 hours) |
| 109312 | Hermann | Andre | M | Texas | US | 8 | HOKA Bandera 100km 2024 (17 hours) |
| 109964 | Hermann | Sabine | F | CA | US | 4 | Javelina Jundred 100M 2024 (30 hours) † |
| 123158 | Hermerding | Joe | M | MN | US | 1 | Superior 100M 2024 (38 hours) † |
| 121889 | Hermet | Anthony | M | Ile de France | FR | 1 | TDS (Sur les Traces des Ducs de Savoie) 147km 2024 (45:30 hours) |
| 122612 | Hernandez | Aaron | M | CA | US | 1 | Rio Del Lago 100M 2024 (30 hours) |
| 112542 | Hernández | Adriana | F | San José | CR | 2 | Canyons by UTMB 104km 2024 (20 hours) |
| 101067 | Hernandez | Andres | M | PA | US | 1 | Western States 100M 2024 (30 hours) † |
| 100050 | Hernandez | Froilan | M | CA | US | 8 | Tahoe Rim Trail 100M 2024 (36 hours) † |
| 122287 | Hernandez | Zenen | M | CA | US | 1 | Kodiak Ultra Marathons by UTMB 100M 2024 (35 hours) |
| 119710 | Hernández Domenech | Julio David | M | Alicante | ES | 1 | Madeira Island Ultra-Trail 115km 2024 (29 hours) |
| 123324 | HERNANDEZ GRILLO | AARON ADASAT | M | SANTA CRUZ DE TENERIFE | ES | 1 | Madeira Island Ultra-Trail 115km 2024 (29 hours) |
| 122496 | Herrema | David | M | MI | US | 1 | Zion 100km 2024 (19 hours) |
| 121790 | Herreman | Kevin | M | Province Sud | NC | 1 | Madeira Island Ultra-Trail 115km 2024 (29 hours) |
| 121675 | Herring | Ryan | M | CA | US | 1 | Kodiak Ultra Marathons by UTMB 100km 2024 (18 hours) |
| 123393 | Herring | Sam | M | AUK | NZ | 1 | Tarawera by UTMB 102km 2024 (17 hours) |
| 120039 | HERRMANN | OLIVER DAVID | M | Bern | CH | 1 | SwissPeaks 100km 2024 (28 hours) |
| 121252 | HERROUIN | YANN | M | VAL DE MARNE | FR | 1 | Nice Côte d'Azur by UTMB 107km 2024 (28 hours) |
| 118694 | Hersman | Brennen | M | WA | US | 2 | Black Canyon 100km 2024 (17 hours) † |
| 111170 | Herzog | Johnathan | M | Arizona | US | 4 | Cuyamaca 100km 2024 (17 hours) |
| 110924 | Herzog | TJ | M | CA | US | 4 | Cuyamaca 100km 2024 (17 hours) |
| 120382 | Herzog-Schupp | Florian | M | Baden-Württemberg | DE | 1 | Swiss Alps 100km 2024 (28 hours) |
| 109055 | Heslop | Claire | F | ON | CA | 8 | Hardrock 100M 2024 (48 hours) † |
| 119982 | Hess | Austin | M | PA | US | 1 | Worlds End 100km 2024 (19 hours) |
| 105002 | Hess | Brian | M | WY | US | 4 | Crazy Mountain 100M 2024 (36 hours) † |
| 122093 | Hess | Michael | M | Bavaria | DE | 1 | Tuscany Crossing 103km 2024 (21 hours) |
| 114526 | Hesseltine | Wally | M | CA | US | 2 | Tunnel Hill 100M 2023 (30 hours) † |
| 121416 | Hessling | Brendan | M | MI | US | 1 | Hallucination (Run Woodstock) 100M 2024 (30 hours) |
| 120623 | Hesson | James | M | MD | US | 1 | Sedona Canyons 125M 2024 (52 hours) † |
| 116317 | Hester | Natalia | F | Florida | US | 2 | Umstead 100M 2024 (30 hours) |
| 113091 | Hetherington | Mark | M | Agder | NO | 4 | Arc of Attrition by UTMB 100M 2024 (36 hours) |
| 117844 | Hetmanski | Adam | M | Wolfsbank 3 | DE | 2 | TDS (Sur les Traces des Ducs de Savoie) 147km 2024 (45:30 hours) |
| 109236 | Hetrick | Chad | M | OK | US | 8 | Twisted Branch 100km 2024 (20 hours) † |
| 113977 | Hettena | David | M | CO | US | 4 | High Lonesome 100M 2024 (37 hours) |
| 122642 | Heupel | Jessica | F | MO | US | 1 | HOKA Bandera 100km 2024 (17 hours) |
| 104673 | Heuze | Franck | M | FRA | FR | 8 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 104754 | Heward | Sam | M | GBR | GB | 8 | TDS (Sur les Traces des Ducs de Savoie) 147km 2024 (45:30 hours) |
| 120555 | Hewat | Michael | M | Scotland | GB | 1 | Autumn 100M 2024 (28 hours) |
| 121256 | Hewitt | Alan | M | Ayrshire | GB | 1 | West Highland Way 95M 2024 (30 hours) |
| 123294 | Hewitt | Cara | F | Surrey | GB | 1 | Autumn 100M 2024 (28 hours) |
| 118245 | Hewitt | Greg | M | Utah | US | 2 | Javelina Jundred 100M 2024 (30 hours) † |
| 108382 | Hewitt | Michael | M | California | US | 4 | Hardrock 100M 2024 (48 hours) † |
| 103847 | Heyboer | James Peter | M | MT | US | 32 | Bighorn 100M 2024 (35 hours) |
| 122527 | Heyse | Andrea | F | CA | US | 1 | Kettle Moraine 100M 2024 (30 hours) † |
| 123377 | Hian | Ben | M | California | US | 1 | San Diego 100M 2024 (32 hours) † |
| 112289 | Hiatt | Bill | M | Utah | US | 2 | Bear, The 100M 2024 (36 hours) † |
| 100993 | Hiatt | Joseph | M | NC | US | 2 | Georgia Death Race 74M 2024 (23 hours) |
| 111834 | Hibbard | Travis | M | MN | US | 4 | Grindstone by UTMB 100km 2024 (19 hours) |
| 122296 | HIBBERT | Nicola | F | Western Australia | AU | 1 | Surf Coast Century 100km 2024 (16 hours) |
| 123033 | Hickenlooper | Scott | M | Utah | US | 1 | HURT 100M 2024 (36 hours) |
| 103514 | Hickman | Clay | M | TN | US | 16 | Swiss Alps 100M 2024 (49 hours) |
| 100739 | Hickok | Benny | M | IN | US | 256 | Canal Corridor 100M 2024 (30 hours) |
| 108991 | Hickory | McKendree | F | Colorado | US | 4 | High Lonesome 100M 2024 (37 hours) |
| 122473 | Hicks | Ellie | F | Tennessee | US | 1 | Pinhoti 100M 2024 (31 hours) |
| 101949 | Hicks | Gareth | M | ARE | AE | 16 | Ultra-Trail Australia by UTMB 100km 2024 (19 hours) |
| 103190 | Hidaka | Yuichiro | M | Rhode Island | US | 16 | Bighorn 100M 2024 (35 hours) |
| 117335 | hidalgo | rafael | M | Geneva | CH | 2 | Kodiak Ultra Marathons by UTMB 100M 2024 (35 hours) |
| 117840 | Hiday | Lisa | F | Indiana | US | 2 | Black Canyon 100km 2024 (17 hours) † |
| 103824 | Hielscher | Wolfgang | M | DEU | DE | 16 | Istria by UTMB 110km 2024 (24 hours) |
| 110786 | Higgins | Andrew | M | Alabama | US | 8 | Cascade Crest 100M 2024 (34 hours) † |
| 109257 | Higgins | Devin | M | CA | US | 8 | Black Canyon 100km 2024 (17 hours) † |
| 119492 | Higgins | Gordy | M | OR | US | 1 | Oregon Cascades 100M 2024 (32:01:18 hours) |
| 102189 | Higgins | Laurie | F | OR | US | 32 | Waldo 100km 2024 (18 hours) † |
| 120329 | Higgins | Liam | M | NY | US | 1 | Black Canyon 100km 2024 (17 hours) † |
| 109756 | Higgins | Nathan | M | MN | US | 4 | Kodiak Ultra Marathons by UTMB 100km 2024 (18 hours) |
| 100560 | Higgins | Richard | M | GA | US | 16 | Cruel Jewel 106M 2024 (48 hours) † |
| 103379 | Higgins | Shaun | M | CO | US | 16 | Javelina Jundred 100M 2024 (30 hours) † |
| 121097 | Higginson | Parry | M | North Carolina | US | 1 | Grindstone by UTMB 100km 2024 (19 hours) |
| 122930 | Hight | Jewly | F | TN | US | 1 | No Business 100M 2024 (34 hours) |
| 121074 | Hignite | Andy | M | HI | US | 1 | Bear, The 100M 2024 (36 hours) † |
| 117129 | Higo | Masashi | M | Nagano | JP | 2 | Okushinano 100km 2024 (21 hours) |
| 107312 | Hilback | Daniel | M | MN | US | 8 | Superior 100M 2024 (38 hours) † |
| 122463 | Hilbert | Michael | M | Arizona | US | 1 | Black Canyon 100km 2024 (17 hours) † |
| 122793 | Hildahl | Conner | M | Ontario | CA | 1 | Grindstone by UTMB 100km 2024 (19 hours) |
| 111890 | Hildebrand | Landon | M | Alberta | CA | 4 | Canadian Death Race 118km 2024 (24 hours) |
| 103988 | Hildreth | Brian | M | CA | US | 64 | Umstead 100M 2024 (30 hours) |
| 116988 | Hildrew | Christopher | M | Tasmania | AU | 2 | Ultra-Trail Australia by UTMB 100km 2024 (19 hours) |
| 122651 | Hill | Emily | F | Texas | US | 1 | Pinhoti 100M 2024 (31 hours) |
| 101742 | Hill | Garren | M | TX | US | 64 | Bigfoot 206M 2024 (100 hours) † |
| 120565 | HILL | HAROLD | M | North Carolina | US | 1 | Umstead 100M 2024 (30 hours) |
| 122631 | Hill | Matt | M | IL | US | 1 | Javelina Jundred 100M 2024 (30 hours) † |
| 123145 | Hill | Nate | M | Utah | US | 1 | Bear, The 100M 2024 (36 hours) † |
| 100236 | Hill | Nicholas | M | NJ | US | 16 | Miwok 100km 2024 (15:30:59 hours) |
| 120054 | Hillery | Madison | F | ID | US | 1 | Mountain Lakes 100M 2024 (30 hours) † |
| 123015 | Hillier-Davis | Dawn | F | NSW | AU | 1 | Surf Coast Century 100km 2024 (16 hours) |
| 120960 | Hillis | Julie | F | ON | CA | 1 | Javelina Jundred 100M 2024 (30 hours) † |
| 102216 | Hills | Chavet | F | CO | US | 128 | Thames Path 100M 2024 (28 hours) |
| 120895 | Hilton | Nick | M | AZ | US | 1 | Kodiak Ultra Marathons by UTMB 100km 2024 (18 hours) |
| 107598 | Hilty | Blake | M | Washington | US | 8 | Kodiak Ultra Marathons by UTMB 100M 2024 (35 hours) |
| 120683 | Hiltz | Trevor | M | Colorado | US | 1 | Leadville Trail 100M 2024 (30 hours) |
| 113198 | Himbert | Caroline | F | Utah | US | 4 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 119519 | Hince | Vincent | M | Quebec | CA | 1 | Ultra-Trail Australia by UTMB 100km 2024 (19 hours) |
| 108177 | Hinely | Jill | F | South Carolina | US | 8 | Canal Corridor 100M 2024 (30 hours) |
| 112531 | Hinely | Ken | M | SC | US | 4 | Kettle Moraine 100M 2024 (30 hours) † |
| 114772 | Hines | Max | M | New York | US | 1 | California Fall Classic at Lake Sonoma 100km 2024 (18 hours) † |
| 114215 | Hinkel | Stephen | M | Colorado | US | 4 | High Lonesome 100M 2024 (37 hours) |
| 119312 | Hinman | Anne | F | Wyoming | US | 1 | Bighorn 100M 2024 (35 hours) |
| 108155 | Hinse | Guillaume | M | Quebec | US | 4 | Ultra-Trail Harricana 125km 2024 (26 hours) |
| 116786 | Hinte-Rogers | Shelby | F | CA | US | 2 | California Fall Classic at Lake Sonoma 100km 2024 (18 hours) † |
| 113632 | Hinton | Randall | M | Utah | US | 4 | Run Rabbit Run (Tortoises) 100M 2024 (38 hours) † |
| 101322 | Hiom | Grace | F | BC | CA | 8 | Kodiak Ultra Marathons by UTMB 100km 2024 (18 hours) |
| 101103 | Hiom | Phil | M | BC | CA | 16 | Kodiak Ultra Marathons by UTMB 100km 2024 (18 hours) |
| 109497 | Hirano | Masashi | M | Niigata | JP | 2 | Leadville Trail 100M 2024 (30 hours) |
| 121083 | hirose | kentaro | M | tokyo | JP | 1 | Canyons by UTMB 104km 2024 (20 hours) |
| 120115 | HIROZUMI | ITO | M | Chiba | JP | 1 | Shinetsu Five Mountains Trail 110km 2024 (22 hours) |
| 107208 | Hirschfeld | Madeline | F | Colorado | US | 1 | Western States 100M 2024 (30 hours) † |
| 123199 | Hirschvogel | Markus | M | Bavaria | DE | 1 | Eiger Ultra Trail 250km 2024 (90 hours) |
| 120403 | Hirth | Patrick | M | KY | US | 1 | Tunnel Hill 100M 2023 (30 hours) † |
| 113212 | Hirvela | Jeff | M | TX | US | 4 | Ultra-Trail Snowdonia by UTMB 165km 2024 (50 hours) |
| 122905 | Hischmann | Erik | M | PA | US | 1 | Laurel Highlands 70.5M 2024 (20 hours) † |
| 122321 | Hite | Kirsten | F | FL | US | 1 | Long Haul 100M 2024 (30 hours) † |
| 104216 | Hites | Jared | M | OH | US | 16 | No Business 100M 2024 (34 hours) |
| 121608 | Hitt | Taylor | M | GA | US | 1 | Grindstone by UTMB 100km 2024 (19 hours) |
| 105733 | Hlasney | Todd | M | KS | US | 16 | Run Rabbit Run (Tortoises) 100M 2024 (38 hours) † |
| 119530 | Hnat | John | M | OH | US | 1 | Canal Corridor 100M 2024 (30 hours) |
| 113959 | Ho | Matt | M | CA | US | 2 | Tahoe Rim Trail 100M 2024 (36 hours) † |
| 115773 | Ho | Michelle | F | CA | US | 2 | Canyons by UTMB 100M 2024 (35 hours) |
| 123217 | HOAKI | KEIJI | M | Saga pref. | JP | 1 | SkyView Ultra Trail 140km 2024 (34 hours) |
| 120027 | Hoareau | Philippe | M | France | FR | 1 | Grand Raid La Reunion 162km 2024 (50 hours) |
| 119993 | Hobart | T.J. | M | Maryland | US | 1 | Laurel Highlands 70.5M 2024 (20 hours) † |
| 106853 | Hobbs | Hayden | M | 4 | Ultra-Trail Cape Town 100M 2023 (45 hours) | ||
| 102028 | Hobbs | Jamie | M | NY | US | 16 | Pinhoti 100M 2024 (31 hours) |
| 114531 | Hobbs | Nicholas | M | North Carolina | US | 4 | Canal Corridor 100M 2024 (30 hours) |
| 100275 | Hoberg | Scott | M | MN | US | 2 | Superior 100M 2024 (38 hours) † |
| 121871 | HOCHARD | Maxime | M | France | FR | 1 | Madeira Island Ultra-Trail 115km 2024 (29 hours) |
| 121219 | Hochholzer | Wolfgang | M | Deutschland | DE | 1 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 116876 | Hockensmith | Lucas | M | PA | US | 2 | Twisted Branch 100km 2024 (20 hours) † |
| 120567 | Hocking | Andrew | M | Illinois | US | 1 | Cocodona 250M 2024 (125 hours) † |
| 112527 | HOCKRIDGE | STUART | M | AZ | US | 4 | Black Canyon 100km 2024 (17 hours) † |
| 121682 | Hodgdon | Renee | F | MT | US | 1 | Beaverhead 100km 2024 (20 hours) |
| 113139 | Hodgens | Nathan | M | California | US | 4 | Worlds End 100km 2024 (19 hours) |
| 112596 | Hoeffner | Kai | M | MA | US | 4 | Hallucination (Run Woodstock) 100M 2024 (30 hours) |
| 118314 | Hoehn | Cassidy | M | California | US | 2 | Crazy Mountain 100M 2024 (36 hours) † |
| 115974 | Hoekstra | Kraig | M | AZ | US | 2 | Run Rabbit Run (Tortoises) 100M 2024 (38 hours) |
| 122789 | Hoekstra | Tristan | M | British Columbia | CA | 1 | Canadian Death Race 118km 2024 (24 hours) |
| 119564 | Hoeper | Jevin | M | Tennessee | US | 1 | Siskiyou Out Back 100km 2024 (18 hours) † |
| 117219 | Hofer | Star | F | Ontario | CA | 1 | Sulphur Springs 100km 2024 (18 hours) |
| 118728 | Hoffard | Jeff | M | Queensland | AU | 2 | Kosciusko by UTMB 100km 2023 (23 hours) |
| 121078 | Hoffer | AJ | M | PA | US | 1 | Worlds End 100km 2024 (19 hours) |
| 111581 | Hoffert | Alyssa | F | Ile-de-France | FR | 4 | Grand Raid des Pyrénées - Tour de Cirques 123km 2024 (40 hours) |
| 120234 | Hoffman | Adam | M | MA | US | 1 | Vermont 100M 2024 (30 hours) |
| 115790 | Hoffman | Andrew | M | CO | US | 2 | Run Rabbit Run (Hares) 100M 2024 (38 hours) † |
| 122608 | Hoffman | Chase | M | MI | US | 1 | Vermont 100M 2024 (30 hours) |
| 100466 | Hoffman | Keith | M | CT | US | 2 | Cruel Jewel 106M 2024 (48 hours) † |
| 100562 | Hoffman | Kip | M | PA | US | 16 | Twisted Branch 100km 2024 (20 hours) † |
| 122116 | Hoffmann | Elias | M | Hamburg | DE | 1 | Zugspitz 100km 2024 (25 hours) |
| 121673 | Hofleitner | Aude | F | CA | US | 1 | California Fall Classic at Lake Sonoma 100km 2024 (18 hours) † |
| 120619 | Hofstetter-Simo | Marie-Luise | F | North Rhine Westphalia | DE | 1 | Zugspitz 100km 2024 (25 hours) |
| 109048 | Hogan | Braedan | M | Victoria | AU | 4 | Ultra-Trail Australia by UTMB 100km 2024 (19 hours) |
| 123327 | Hogan | Gregory | M | MD | US | 1 | Worlds End 100km 2024 (19 hours) |
| 119074 | Hogan | Isaac | M | NSW | AU | 2 | Kosciusko by UTMB 100M 2023 (36 hours) |
| 113033 | Hogan | Kelsey | F | Newfoundland | CA | 4 | Quebec Mega Trail 100M 2024 (40 hours) |
| 100580 | Hogan | Mike | M | GBR | GB | 64 | Autumn 100M 2024 (28 hours) |
| 113450 | Hogan | Shannon | F | WI | US | 4 | Superior 100M 2024 (38 hours) † |
| 111644 | Hogben | Ryan | M | 74310 | FR | 4 | Scenic Trail 130km 2024 (38 hours) |
| 107353 | Hogg | Ashley | M | Warwickshire | GB | 4 | Autumn 100M 2024 (28 hours) |
| 119741 | Hohenleitner | Manuel | M | Bavaria | DE | 1 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 108986 | Hohl | Michael | M | MD | US | 2 | Vermont 100M 2024 (30 hours) |
| 102354 | Hohman | Rick | M | OH | US | 1 | Western States 100M 2024 (30 hours) † |
| 122482 | Hoidal | Antonia | F | VA | US | 1 | Rio Del Lago 100M 2024 (30 hours) |
| 122899 | Hoke | Monika | F | UT | US | 1 | Wasatch Front 100M 2024 (36 hours) |
| 115023 | Hokenson | Nathan | M | CO | US | 2 | High Lonesome 100M 2024 (37 hours) |
| 118778 | Holbrook | Chris | M | CO | US | 2 | Run Rabbit Run (Tortoises) 100M 2024 (38 hours) † |
| 100595 | Holcomb | Mark | M | IL | US | 8 | Kettle Moraine 100M 2024 (30 hours) † |
| 113384 | Holcombe | Russell | M | GA | US | 4 | Arkansas Traveler 100M 2024 (30 hours) |
| 107158 | Holer | Joshua | M | CO | US | 2 | Run Rabbit Run (Tortoises) 100M 2024 (38 hours) † |
| 119627 | Holgerson | Ryan | M | Pennsylvania | US | 1 | Rim to River 100M 2024 (32 hours) |
| 121099 | Holiday | Blake | M | Montana | US | 1 | Bighorn 100M 2024 (35 hours) |
| 105116 | Holk | James | M | OR | US | 32 | Oregon Cascades 100M 2024 (32:01:18 hours) |
| 102334 | Holland | Karen | F | ON | CA | 4 | Never Summer 100km 2024 (23 hours) † |
| 121201 | Holland | Mariah | F | CA | US | 1 | Miwok 100km 2024 (15:30:59 hours) |
| 118731 | HOLLANDER | GIL | M | ISRAEL | IL | 2 | Wildstrubel by UTMB 110km 2024 (15 hours) |
| 107541 | Hollander | Jeff | M | TN | US | 4 | No Business 100M 2024 (34 hours) |
| 121924 | Holle | Eric | M | CO | US | 1 | Run Rabbit Run (Tortoises) 100M 2024 (38 hours) † |
| 121689 | Hollenbaugh | Rick | M | MT | US | 1 | Black Canyon 100km 2024 (17 hours) † |
| 117474 | Hollis | Claire | F | Australian Capital Territory | AU | 2 | Kosciusko by UTMB 100km 2023 (23 hours) |
| 106855 | Hollister | Scott | M | CO | US | 64 | High Lonesome 100M 2024 (37 hours) |
| 119384 | Holman | Joshua | M | GBR | GB | 1 | Swiss Alps 100km 2024 (28 hours) |
| 110984 | Holman | Steve | M | CA | US | 1 | Zion 100km 2024 (19 hours) |
| 118374 | Holmes | Holly | F | cornwall | GB | 2 | Lakeland 100M 2024 (40 hours) |
| 106432 | Holmes | Joshua | M | CA | US | 64 | Tunnel Hill 100M 2023 (30 hours) † |
| 101685 | Holmes | Mandie | F | CA | US | 2 | Zion 100km 2024 (19 hours) |
| 119098 | Holmstead | Eric | M | Colorado | US | 2 | Courmayeur Champex Chamonix (CCC) 100km 2024 (25 hours) |
| 110361 | Holmstrup | Jens | M | Gentofte | DK | 8 | Nice Côte d'Azur by UTMB 107km 2024 (28 hours) |
| 115347 | Holmstrup | Mads | M | Gentofte | DK | 2 | Nice Côte d'Azur by UTMB 107km 2024 (28 hours) |
| 116947 | Holpuch | Amy | F | Texas | US | 2 | No Business 100M 2024 (34 hours) |
| 100661 | Holt | Carl | M | TX | US | 16 | HOKA Rocky Raccoon 100M 2024 (30 hours) |
| 122784 | Holt | Hunter | M | UT | US | 1 | Black Canyon 100km 2024 (17 hours) † |
| 107242 | Holt | Jaime | F | AL | US | 8 | HURT 100M 2024 (36 hours) † |
| 123210 | Holt | Jesse | M | CA | US | 1 | Canyons by UTMB 104km 2024 (20 hours) |
| 116115 | Holt | Nick | M | Alberta | CA | 2 | Canadian Death Race 118km 2024 (24 hours) |
| 122735 | Holton-Burke | Robert | M | CA | US | 1 | Miwok 100km 2024 (15:30:59 hours) |
| 118833 | Holve | Christopher | M | CA | US | 2 | California Fall Classic at Lake Sonoma 100km 2024 (18 hours) † |
| 122029 | Homa | Weston | M | Pennsylvania | US | 1 | Laurel Highlands 70.5M 2024 (20 hours) † |
| 123048 | Homberger | Julian | M | Zurich | CH | 1 | Eiger Ultra Trail 250km 2024 (90 hours) |
| 120399 | Homer | Ron | M | Wa | US | 1 | Oregon Cascades 100M 2024 (32:01:18 hours) † |
| 119943 | Honan | Tanner | M | KY | US | 1 | Georgia Death Race 74M 2024 (23 hours) † |
| 122438 | Hong | Hansol | M | Paldalgu | KR | 1 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 113380 | Honjo | Megumi | F | Tokyo | JP | 4 | Doi Inthanon Thailand by UTMB 104km 2023 (30 hours) |
| 123125 | Honkalahti | Henna | F | Pirkanmaa | FI | 1 | Nice Côte d'Azur by UTMB 107km 2024 (28 hours) |
| 116028 | Hooey | Tim | M | CA | US | 2 | Canyons by UTMB 104km 2024 (20 hours) |
| 119726 | Hoogesteger | Jennifer | F | CA | US | 1 | Quicksilver 100km 2024 (17 hours) |
| 108226 | Hooker | Alison | F | CA | US | 4 | Quicksilver 100km 2024 (17 hours) † |
| 123262 | HOOPER | STEVEN | M | UT | US | 1 | Black Canyon 100km 2024 (17 hours) † |
| 114298 | Hooper | Tom | M | NH | US | 2 | HOKA Bandera 100km 2024 (17 hours) |
| 102077 | Hoover | Sean | M | OR | US | 1 | Western States 100M 2024 (30 hours) † |
| 111133 | Hope | Owen | M | BC | CA | 4 | Run Rabbit Run (Hares) 100M 2024 (38 hours) † |
| 120622 | Hopkins | Daniel | M | CA | US | 1 | Kodiak Ultra Marathons by UTMB 100M 2024 (35 hours) |
| 107664 | Hopkins | Elizabeth | F | South Gloucestershire | GB | 4 | South Downs Way 100M 2024 (30 hours) |
| 110057 | Hopkins | Nicole | F | CO | US | 8 | Javelina Jundred 100M 2024 (30 hours) † |
| 120289 | Hopkins | Thomas | M | CA | US | 1 | Kodiak Ultra Marathons by UTMB 100km 2024 (18 hours) |
| 119294 | Hoppe | Daniel | M | Lower Saxony | DE | 1 | Zugspitz 100km 2024 (25 hours) |
| 107285 | Hopper | Dan | M | OH | US | 4 | Vermont 100M 2024 (30 hours) |
| 102178 | Hopper | David | M | OR | US | 64 | Canyons by UTMB 100M 2024 (35 hours) |
| 102478 | Horan | Pete | M | FL | US | 64 | Azores Trail Run (Whalers' Great Route) 118km 2024 (26 hours) |
| 118490 | Horenblas | Isaac | M | Oregon | US | 2 | Oregon Cascades 100M 2024 (32:01:18 hours) † |
| 112602 | Hori | Yasuaki | M | Tokyo | JP | 4 | Okushinano 100km 2024 (21 hours) |
| 122141 | Horii | Ryota | M | Osaka | JP | 1 | Transjeju by UTMB 112km 2024 (27 hours) |
| 113144 | Hornak | Peter | M | Slovakia | SK | 4 | Tuscany Crossing 103km 2024 (21 hours) |
| 104135 | Hornbaker | Charles | M | CO | US | 32 | Valhöll Ultra-Trail by UTMB 125km 2024 (30 hours) |
| 122193 | Horne | Brian | M | Oregon | US | 1 | Oregon Cascades 100M 2024 (32:01:18 hours) † |
| 117558 | Horne | Tyler | M | TN | US | 2 | Leadville Trail 100M 2024 (30 hours) |
| 102488 | Hornig | Brett | M | OR | US | 2 | Waldo 100km 2024 (18 hours) † |
| 120557 | Horning | Greg | M | MD | US | 1 | Umstead 100M 2024 (30 hours) |
| 100333 | Horvath | Nicholas | M | TN | US | 2 | Canyons by UTMB 104km 2024 (20 hours) |
| 119555 | Hostetler | Reuben | M | Ohio | US | 1 | Canal Corridor 100M 2024 (30 hours) |
| 122876 | Hostutler | Brice | M | Pennsylvania | US | 1 | Rim to River 100M 2024 (32 hours) |
| 108370 | Hotaling | Grant | M | Ca | US | 8 | Tahoe Rim Trail 100M 2024 (36 hours) † |
| 101550 | Hough | Jeff | M | MT | US | 16 | Bighorn 100M 2024 (35 hours) |
| 100412 | Hough | Luke | M | CO | US | 16 | Oregon Cascades 100M 2024 (32:01:18 hours) † |
| 109801 | Hough-Snee | Nate | M | WA | US | 2 | Zugspitz 100km 2024 (25 hours) |
| 119458 | Houghton | James | M | Cheshire | GB | 1 | Julian Alps Trail Run by UTMB 120km 2024 (26 hours) |
| 101274 | Houghton | Rob | M | CA | US | 8 | California Fall Classic at Lake Sonoma 100km 2024 (18 hours) † |
| 114967 | HOUK | CHAD | M | VA | US | 2 | No Business 100M 2024 (34 hours) |
| 115014 | Houle | Jaleesa | F | NEVADA | US | 2 | Tahoe Rim Trail 100M 2024 (36 hours) † |
| 116758 | Hoult | Mark | M | NSW | AU | 2 | Ultra-Trail Australia by UTMB 100km 2024 (19 hours) |
| 122549 | Hourdebaigts | Maxime | M | France | FR | 1 | Tor des Géants 330km 2024 (132 hours) |
| 119876 | Householder | John | M | Ohio | US | 1 | Canal Corridor 100M 2024 (30 hours) |
| 100331 | Howard | Amy | F | TX | US | 64 | Indiana 100M 2024 (30 hours) |
| 100195 | Howard | Henry | M | IN | US | 8 | Kettle Moraine 100M 2024 (30 hours) † |
| 112739 | Howard | Michael | M | NC | US | 4 | Georgia Death Race 74M 2024 (23 hours) † |
| 101319 | Howard | Robert | M | CO | US | 4 | High Lonesome 100M 2024 (37 hours) |
| 119545 | Howe | Katie | F | NC | US | 1 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 119766 | Howe | Olivia | F | Buckinghamshire | GB | 1 | Ultra-Trail Snowdonia by UTMB 100km 2024 (28 hours) |
| 122556 | Howell | Kolby | M | AL | US | 1 | Pinhoti 100M 2024 (31 hours) |
| 117402 | Howell | Kristian | M | CA | US | 2 | Courmayeur Champex Chamonix (CCC) 100km 2024 (25 hours) |
| 115535 | Howell | Laura | F | Colorado | US | 2 | Tahoe Rim Trail 100M 2024 (36 hours) † |
| 100668 | Howell | Shannon | F | SC | US | 8 | Black Canyon 100km 2024 (17 hours) † |
| 112928 | Howes | Caitlin | F | CT | US | 2 | Twisted Branch 100km 2024 (20 hours) † |
| 105074 | Howes | Jesse | M | CT | US | 16 | Twisted Branch 100km 2024 (20 hours) † |
| 107689 | Howland | Philip | M | UT | US | 8 | Run Rabbit Run (Hares) 100M 2024 (38 hours) |
| 116132 | Howlett | Riley | N | BC | CA | 2 | SwissPeaks 170km 2024 (58 hours) |
| 109770 | Hoyland | Richard | M | Surrey | GB | 2 | Lakeland 100M 2024 (40 hours) |
| 122939 | hoyt | pamela | F | AZ | US | 1 | Dinosaur Valley 100K 2023 (22 hours) |
| 122049 | Højmark | Kim Christian | M | Copenhagen | DK | 1 | Nice Côte d'Azur by UTMB 107km 2024 (28 hours) |
| 122773 | Hrdina | Josef | M | Česká republika | CZ | 1 | Nice Côte d'Azur by UTMB 107km 2024 (28 hours) |
| 115045 | Hricková | Veronika | F | Slovakia | SK | 2 | Letecka Stovka 104km 2024 (21 hours) |
| 104110 | Hruska | Zdenek | M | CZE | CZ | 16 | Istria by UTMB 168km 2024 (46 hours) |
| 119513 | Hryciw | Demyan | N | NJ | US | 1 | Nice Côte d'Azur by UTMB 107km 2024 (28 hours) |
| 118473 | Hsu | Frances | F | OR | US | 2 | Mountain Lakes 100M 2024 (30 hours) † |
| 102052 | Hsueh | Jack | M | CA | US | 8 | Cascade Crest 100M 2024 (34 hours) † |
| 116251 | Hu | Baron | M | CA | US | 2 | Leona Divide 100km 2024 (16 hours) † |
| 117972 | Hu | Rong | F | NJ | US | 2 | Brazos Bend 100M 2024 (32 hours) † |
| 115957 | Hu | Tom | M | CO | US | 2 | Umstead 100M 2024 (30 hours) |
| 110533 | Huang | Erxiong | M | CA | US | 8 | Tahoe Rim Trail 100M 2024 (36 hours) † |
| 109059 | Huang | Helen | F | NY | US | 4 | Cascade Crest 100M 2024 (34 hours) † |
| 105395 | Huang | Hongguo | M | CHN | CN | 4 | DL 106km 2024 (26 hours) |
| 119501 | Huang | Teng | M | Shanghai | CN | 1 | DL 106km 2024 (26 hours) |
| 116263 | Hubbard | Caleb | M | CA | US | 2 | Cuyamaca 100km 2024 (17 hours) |
| 107728 | Hubbard | Mark | M | North Carolina | US | 2 | Rim to River 100M 2024 (32 hours) |
| 109342 | Huchingson | Jim | M | CA | US | 8 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 104019 | Hudalla | Justin | M | MN | US | 32 | Oregon Cascades 100M 2024 (32:01:18 hours) † |
| 123193 | Hudd | Brodie | M | South Australia | AU | 1 | Ultra-Trail Australia by UTMB 100km 2024 (19 hours) |
| 110381 | Hudelson | Snowbeard | M | CA | US | 8 | Canyons by UTMB 104km 2024 (20 hours) |
| 101513 | Hudgins | Alex | M | CA | US | 8 | Miwok 100km 2024 (15:30:59 hours) |
| 117336 | Hudson | Eric | M | Tennessee | US | 2 | Pinhoti 100M 2024 (31 hours) |
| 111324 | Hudson | John | M | CA | US | 4 | Canyons by UTMB 100M 2024 (35 hours) |
| 120617 | Hudson | Kate | F | Ontario | CA | 1 | Canyons by UTMB 104km 2024 (20 hours) |
| 115946 | Huebner | Sarah | F | TN | US | 2 | Bear, The 100M 2024 (36 hours) † |
| 116764 | Huerta | Efrain | M | IL | US | 2 | Kettle Moraine 100M 2024 (30 hours) † |
| 117980 | Huet | Laura | F | Haute Savoie | FR | 1 | TDS (Sur les Traces des Ducs de Savoie) 147km 2024 (45:30 hours) |
| 120862 | Huff | Nathan | M | CO | US | 1 | Leadville Trail 100M 2024 (30 hours) |
| 120739 | Huff | William | M | VA | US | 1 | Umstead 100M 2024 (30 hours) |
| 106377 | Huffman | Larry | M | VA | US | 4 | Hellbender 100M 2024 (40 hours) |
| 122914 | Huffman | Scott | M | California | US | 1 | San Diego 100M 2024 (32 hours) † |
| 105015 | Hufschmidt | Laura | F | MI | US | 32 | Burning River 100M 2024 (32 hours) |
| 102858 | Huget | Jeff | M | CA | US | 16 | Quicksilver 100km 2024 (17 hours) † |
| 104084 | Huggins | Heather | F | CA | US | 128 | Cuyamaca 100km 2024 (17 hours) |
| 123162 | Hughes | Adam | M | Texas | US | 1 | HOKA Bandera 100km 2024 (17 hours) |
| 108668 | Hughes | Adam | M | MI | US | 4 | Twisted Branch 100km 2024 (20 hours) † |
| 116060 | Hughes | Connor | M | CA | US | 2 | Quicksilver 100km 2024 (17 hours) † |
| 108336 | Hughes | Dan | M | MI | US | 8 | Canyons by UTMB 100M 2024 (35 hours) |
| 117069 | Hughes | David | M | West Yorkshire | GB | 2 | South Downs Way 100M 2024 (30 hours) |
| 111796 | Hughes | James | M | MA | US | 2 | Twisted Branch 100km 2024 (20 hours) † |
| 109170 | Hughes | Ken | M | Berkshire | GB | 8 | Canyons by UTMB 104km 2024 (20 hours) |
| 119872 | Hughes | Shane | M | Pa | US | 1 | Canal Corridor 100M 2024 (30 hours) |
| 103880 | Hughes | Stuart | M | AUS | AU | 32 | Tarawera by UTMB 102km 2024 (17 hours) |
| 121427 | Hulde | Florian | M | Tirol | AT | 1 | Madeira Island Ultra-Trail 115km 2024 (29 hours) |
| 122918 | Hull | Justine | F | BC | CA | 1 | Run Rabbit Run (Hares) 100M 2024 (38 hours) † |
| 122950 | Hull | Roger | M | British Columbia | CA | 1 | Run Rabbit Run (Hares) 100M 2024 (38 hours) |
| 107204 | Hullermann | Tim | M | CO | US | 8 | Black Canyon 100km 2024 (17 hours) † |
| 116177 | Hulsey | Joel | M | Colorado | US | 2 | Run Rabbit Run (Tortoises) 100M 2024 (38 hours) † |
| 119246 | Hult | Alex | M | OR | US | 1 | Mountain Lakes 100M 2024 (30 hours) † |
| 119651 | Hultink | Elzo | M | Drenthe | NL | 1 | Trail Alsace Grand Est by UTMB - Ultra-Trail des Païens 109km 2024 (21 hours) |
| 114835 | Hulton | David | M | WA | US | 2 | Canyons by UTMB 104km 2024 (20 hours) |
| 120339 | Humen | Chris | M | Alberta | CA | 1 | Lost Soul Ultra 100km 2024 (21 hours) † |
| 103432 | Humenetskyj | Alexander | M | CA | US | 2 | Tahoe Rim Trail 100M 2024 (36 hours) † |
| 114995 | Humlie | Makenna | F | OR | US | 2 | Waldo 100km 2024 (18 hours) † |
| 117169 | Humphrey | Derek | M | Buckinghamshire | GB | 2 | South Downs Way 100M 2024 (30 hours) |
| 106346 | Humphrey | Sean | M | OH | US | 32 | Bear, The 100M 2024 (36 hours) † |
| 119209 | Humphreys | John | M | NA | GB | 1 | Arc of Attrition by UTMB 100M 2024 (36 hours) |
| 121310 | Humphreys | Nathan | M | mid lothian | US | 1 | Swiss Canyon Trail 111km 2024 (24 hours) |
| 122691 | Hung | Ka Lun | M | Kowloon | HK | 1 | TransLantau Ultra Trail by UTMB 100km 2023 (28 hours) |
| 112379 | Hungate | Scott | M | CO | US | 4 | Oregon Cascades 100M 2024 (32:01:18 hours) † |
| 101347 | Hunsucker | Matthew | M | CO | US | 2 | Javelina Jundred 100M 2024 (30 hours) † |
| 100732 | Hunt | Jay | M | CO | US | 16 | Hardrock 100M 2024 (48 hours) † |
| 112674 | Hunt | John | M | AK | US | 2 | Bigfoot 206M 2024 (100 hours) † |
| 116431 | Hunt | John-Paul | M | n/a | GB | 2 | Lakeland 100M 2024 (40 hours) |
| 122622 | Hunt | Oliver | M | London | GB | 1 | Ultra-Trail Snowdonia by UTMB 100km 2024 (28 hours) |
| 120428 | Hunter | Alex | M | CA | US | 1 | California Fall Classic at Lake Sonoma 100km 2024 (18 hours) † |
| 120360 | Hunter | Derek | M | New York | US | 1 | HOKA Bandera 100km 2024 (17 hours) |
| 101524 | Hunter | Jonathan | M | CA | US | 2 | Black Canyon 100km 2024 (17 hours) † |
| 120859 | Hunter | Kyle | M | California | US | 1 | Kodiak Ultra Marathons by UTMB 100km 2024 (18 hours) |
| 122976 | Huntley | Kimberly | F | WI | US | 1 | HOKA Bandera 100km 2024 (17 hours) |
| 119714 | HUNZIKER | JULIE | F | NSW | AU | 1 | Kosciusko by UTMB 100M 2023 (36 hours) |
| 107438 | Hurd | Brandon | M | California | US | 8 | Canyons by UTMB 104km 2024 (20 hours) |
| 102426 | Hurley | Ian | M | PA | US | 32 | Massanutten 100M 2024 (36 hours) † |
| 105892 | Hurley | Raymond | M | NV | US | 4 | Tahoe Rim Trail 100M 2024 (36 hours) † |
| 115388 | Hurliman | Phoebe | F | Western Australia | AU | 2 | Blackall 100km 2024 (18 hours) |
| 107294 | Hurrell | James | M | Hampshire | GB | 4 | Thames Path 100M 2024 (28 hours) |
| 105909 | Hurst | Brandon | M | TX | US | 4 | HOKA Bandera 100km 2024 (17 hours) |
| 121777 | Hurst | Ken | M | CA | US | 1 | Canal Corridor 100M 2024 (30 hours) |
| 107611 | Hurtado | Art | M | TX | US | 4 | HURT 100M 2024 (36 hours) † |
| 121203 | Hussami | Ralph | M | Quebec | CA | 1 | Sulphur Springs 100M 2024 (30 hours) |
| 119583 | Husted | Lance | M | AZ | US | 1 | Javelina Jundred 100M 2024 (30 hours) † |
| 102366 | Huston | Scott | M | MN | US | 2 | Superior 100M 2024 (38 hours) † |
| 110573 | Hutchens | Lauren | F | MI | US | 8 | Canal Corridor 100M 2024 (30 hours) |
| 116002 | Hutcheson | David | M | NY | US | 2 | Twisted Branch 100km 2024 (20 hours) † |
| 121108 | Hutchinson | Preston | M | CA | US | 1 | Javelina Jundred 100M 2024 (30 hours) † |
| 117607 | Hutchison | Joel | M | Virginia | US | 2 | Rim to River 100M 2024 (32 hours) |
| 101703 | Hutchison | Ty | M | WA | US | 8 | Javelina Jundred 100M 2024 (30 hours) † |
| 103128 | Huyett | Joe | M | CO | US | 16 | Run Rabbit Run (Hares) 100M 2024 (38 hours) † |
| 120659 | Huynh | Danny | M | LOUISIANA | US | 1 | Tunnel Hill 100M 2023 (30 hours) |
| 115479 | Huzij | Frank | M | Niederösterreich | AT | 2 | Eiger Ultra Trail 101km 2024 (22 hours) |
| 120954 | Hyatt | Mindy | F | FL | US | 1 | Tahoe 202M 2024 (100 hours) † |
| 120798 | HYUN | MIKI | M | HI | US | 1 | Canyons by UTMB 104km 2024 (20 hours) |
| 116183 | I Colombo | Amy | F | FL | US | 2 | Long Haul 100M 2024 (30 hours) † |
| 117040 | Ibanez | Michael | M | IL | US | 2 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 117196 | Icardo | Xavier | M | Ontario | CA | 2 | Azores Trail Run (Whalers' Great Route) 118km 2024 (26 hours) |
| 100143 | Ickringill | David | M | ESP | ES | 2 | Thames Path 100M 2024 (28 hours) |
| 107286 | Ieuter | William | M | IL | US | 8 | Run Rabbit Run (Tortoises) 100M 2024 (38 hours) |
| 101025 | Ihara | Tomokazu | M | JPN | JP | 2 | Massanutten 100M 2024 (36 hours) † |
| 118840 | Ihnot | Steve | M | CO | US | 2 | Run Rabbit Run (Tortoises) 100M 2024 (38 hours) † |
| 117103 | Iijima | Yusuke | M | Tokyo | JP | 1 | Black Canyon 100km 2024 (17 hours) † |
| 113813 | Ikeda | Yuka | F | Kanagawa | JP | 4 | OSJ Ontake 100M 2024 (24 hours) |
| 123065 | Ikegami | Akiko | F | California | US | 1 | Javelina Jundred 100M 2024 (30 hours) † |
| 118135 | Ilhan | Metin Can | M | Ontario | CA | 2 | Sulphur Springs 100km 2024 (18 hours) |
| 108282 | Imamura | Fumiaki | M | Cambridgeshire | GB | 2 | Autumn 100M 2024 (28 hours) |
| 119686 | Imbach | Spencer | M | MD | US | 1 | Vermont 100M 2024 (30 hours) |
| 120469 | Imboden | Kate | F | California | US | 1 | Waldo 100km 2024 (18 hours) † |
| 107872 | Imhoff | Kyle | M | CA | US | 8 | Angeles Crest 100M 2024 (33 hours) † |
| 120050 | Immerkar | Keith | M | Manitoba | CA | 1 | Canadian Death Race 118km 2024 (24 hours) |
| 105220 | Inagaki | Taito | M | JPN | JP | 32 | Formosa Trail 104km 2023 (28 hours) |
| 103273 | Inanaga | Yusuke | M | JPN | JP | 8 | OSJ Ontake 100M 2024 (24 hours) |
| 123272 | Indrisevicius | Marius | M | QLD | AU | 1 | Guzzler Ultra 100km 2024 (24 hours) |
| 121368 | Ingoldsby | Erin | F | ON | CA | 1 | Sulphur Springs 100km 2024 (18 hours) |
| 113929 | Ingram | Corinne | F | MD | US | 4 | No Business 100M 2024 (34 hours) |
| 120126 | Ingram | Patrick | M | MD | US | 1 | No Business 100M 2024 (34 hours) |
| 119840 | Ingram | Richard | M | TX | US | 1 | Leadville Trail 100M 2024 (30 hours) |
| 121153 | Inokuma | Meg | F | AK | US | 1 | IMTUF 100M 2024 (36 hours) † |
| 108681 | Inouye | Meggie | F | CA | US | 8 | Canyons by UTMB 104km 2024 (20 hours) |
| 117783 | INSLEE | Chuck | M | Wa | US | 1 | Cascade Crest 100M 2024 (34 hours) |
| 116015 | Inzaurralde | Gonzalo | M | Lavalleja | UY | 2 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 120246 | Ionita | Alexandru | M | Schwyz | CH | 1 | Istria by UTMB 110km 2024 (24 hours) |
| 100718 | Iosa | Jeff | M | FL | US | 32 | Long Haul 100M 2024 (30 hours) † |
| 119785 | Ireland | James | M | London | GB | 1 | North Downs Way 100M 2024 (30 hours) |
| 116698 | Irizar | Guillermo | M | Buenos Aires | AR | 2 | Ultra Trail Amanecer Comechingón 100M 2024 (41 hours) |
| 121548 | Irokawa | Hodaka | M | Aichi-ken | JP | 1 | Mt Fuji 100M 2024 (46 hours) |
| 108314 | Irons | Thomas | M | CA | US | 8 | Javelina Jundred 100M 2024 (30 hours) † |
| 122531 | Irvin | Chris | M | Ca | US | 1 | Courmayeur Champex Chamonix (CCC) 100km 2024 (25 hours) |
| 100608 | Irving | Stephanie | F | WA | US | 128 | Black Canyon 100km 2024 (17 hours) † |
| 122144 | Irwin | Trent | M | NSW | AU | 1 | Ultra-Trail Australia by UTMB 100km 2024 (19 hours) |
| 120346 | Isenberg | Travis | M | Ohio | US | 1 | Grindstone by UTMB 100km 2024 (19 hours) |
| 106865 | Ishiduka | Jiro | M | 8 | Canal Corridor 100M 2024 (30 hours) | ||
| 111276 | Ishii | shogo | M | Tokyo | JP | 2 | Aso Volcano Trail 115km 2024 (28 hours) |
| 117967 | ishikawa | augusto | M | sao paulo | BR | 2 | Mt Fuji 100M 2024 (46 hours) |
| 121554 | Ishikawa | Yoshihiko | M | Tokushima | JP | 1 | Mt Fuji 100M 2024 (46 hours) |
| 115718 | ISHIO | KAZUTAKA | M | tokyo | JP | 2 | Shinetsu Five Mountains Trail 100M 2024 (33 hours) |
| 115778 | Isom | Barb | F | Michigan | US | 2 | Canyons by UTMB 104km 2024 (20 hours) |
| 115093 | Isom | Megan | F | CA | US | 2 | Rio Del Lago 100M 2024 (30 hours) |
| 113836 | ISOMURA | Shinsuke | M | Kanagawa | JP | 4 | Hardrock 100M 2024 (48 hours) † |
| 120714 | Israel | Evan | M | OR | US | 1 | Zion 100km 2024 (19 hours) |
| 122126 | Itabayashi | Yuki | M | Chuoumachi9-16 | JP | 1 | Mt Fuji 100M 2024 (46 hours) |
| 108882 | Ithurburn | Ashlie | F | AL | US | 4 | Pinhoti 100M 2024 (31 hours) |
| 122206 | Ito | Akira | M | SP | BR | 1 | Paraty Brazil by UTMB 108km 2024 (26 hours) |
| 117068 | Ito | Arika | F | 宮崎県 | JP | 1 | Doi Inthanon Thailand by UTMB 100M 2023 (48 hours) |
| 111432 | Ito | Yuki | M | Hirakatashi | JP | 4 | Okushinano 100km 2024 (21 hours) |
| 123172 | Iverach | John | M | NSW | AU | 1 | Ultra-Trail Australia by UTMB 100km 2024 (19 hours) |
| 121447 | Iversen | Jonas Soleng | M | Oslo | NO | 1 | Wildstrubel by UTMB 110km 2024 (15 hours) |
| 110609 | Ives | Jace | M | Oregon | US | 4 | IMTUF 100M 2024 (36 hours) † |
| 120148 | iwadate | soma | M | 北海道 | JP | 1 | Okushinano 100km 2024 (21 hours) |
| 103409 | Iwama | Hiroyuki | M | Yamanashi | JP | 16 | Zion 100M 2024 (36 hours) |
| 121261 | iwasaki | masaaki | M | Fukuoka | JP | 1 | Mt Fuji 100M 2024 (46 hours) |
| 123087 | Iwashtia | Kazutaka | M | Kanagawa-ken | JP | 1 | Transjeju by UTMB 112km 2024 (27 hours) |
| 113589 | Iwatare | Shin | M | Tokyo | JP | 4 | Mt Fuji 100M 2024 (46 hours) |
| 114321 | Ixcot Yon | Carlos Aberto | M | Guatemala | GT | 4 | Dalmacija Ultra Trail 122km 2024 (32 hours) |
| 118038 | Iyer | Ganesh | M | CA | US | 2 | Rio Del Lago 100M 2024 (30 hours) |
| 115654 | Iyori | Makoto | M | 809,goji,yumesaki-cho | JP | 2 | OSJ Ontake 100M 2024 (24 hours) |
| 120457 | izadi | sahand | M | CA | US | 1 | California Fall Classic at Lake Sonoma 100km 2024 (18 hours) † |
| 123021 | Izzo | Giuseppe | M | Pavia | IT | 1 | Tuscany Crossing 160km 2024 (32 hours) |
| 120199 | Izzo | Paul | M | TX | US | 1 | Tarawera by UTMB 102km 2024 (17 hours) |
| 122474 | Jablonski | Ed | M | Maryland | US | 1 | Laurel Highlands 70.5M 2024 (20 hours) † |
| 110892 | Jackson | Chris | M | Nsw | AU | 4 | Blackall 100km 2024 (18 hours) |
| 111955 | Jackson | Cody | M | WA | US | 4 | Javelina Jundred 100M 2024 (30 hours) † |
| 116601 | Jackson | David | M | Massachusetts | US | 2 | Georgia Death Race 74M 2024 (23 hours) |
| 122388 | Jackson | Drew | M | AL | US | 1 | Pinhoti 100M 2024 (31 hours) |
| 103271 | Jackson | Jacob | M | CA | US | 32 | Cocodona 250M 2024 (125 hours) |
| 114959 | Jackson | Jason | M | SD | US | 2 | HOKA Bandera 100km 2024 (17 hours) |
| 117119 | Jackson | Kate | F | New South Wales | AU | 2 | Ultra-Trail Australia by UTMB 100km 2024 (19 hours) |
| 119912 | Jackson | Katti | F | NC | US | 1 | Grindstone by UTMB 100M 2024 (36 hours) |
| 115743 | Jackson | Mac | M | Florida | US | 2 | Long Haul 100M 2024 (30 hours) † |
| 108207 | Jackson | Matthew | M | AR | US | 8 | No Business 100M 2024 (34 hours) |
| 121372 | Jackson | Mike | M | WA | US | 1 | Dinosaur Valley 100K 2023 (22 hours) |
| 111260 | Jackson | Paul | M | Flintshire | GB | 4 | Lakeland 100M 2024 (40 hours) |
| 120424 | Jackson | Russell | M | TN | US | 1 | Canyons by UTMB 104km 2024 (20 hours) |
| 121816 | Jackson | Tyler | M | VA | US | 1 | Bighorn 100M 2024 (35 hours) |
| 109840 | Jacobs | Henry | M | Washington | US | 8 | Oregon Cascades 100M 2024 (32:01:18 hours) † |
| 120828 | Jacobs | Jan | M | Limburg | BE | 1 | SwissPeaks 170km 2024 (58 hours) |
| 101939 | Jacobs | Scotie | M | NY | US | 8 | Twisted Branch 100km 2024 (20 hours) † |
| 121835 | Jacobson | Brittney | F | OR | US | 1 | Rio Del Lago 100M 2024 (30 hours) |
| 107942 | Jacquot | Brice | M | Vosges | FR | 2 | Eiger Ultra Trail 250km 2024 (90 hours) |
| 115787 | Jagielski | Jack | M | Minnesota | US | 2 | Superior 100M 2024 (38 hours) † |
| 119813 | Jahnke | Patrick | M | North Rhine Wetsfalia | DE | 1 | Nice Côte d'Azur by UTMB 107km 2024 (28 hours) |
| 122514 | Jain | Sumit | M | California | US | 1 | Cuyamaca 100km 2024 (17 hours) |
| 121319 | Jaiswal | Prasoon | M | Greater London | GB | 1 | Autumn 100M 2024 (28 hours) |
| 119291 | Jakubiak | Alexander | M | Bavaria | DE | 1 | Mozart by UTMB 108km 2024 (22 hours) |
| 121431 | Jakubík | Jaroslav | M | Slovakia | SK | 1 | Javornika 105km 2024 (24 hours) |
| 100158 | Jalmin | Loic | M | FRA | FR | 64 | Mt Fuji 100M 2024 (46 hours) |
| 122749 | Jambor | Henry | M | ACT | AU | 1 | Ultra-Trail Australia by UTMB 100km 2024 (19 hours) |
| 122746 | Jambor | Maxwell | M | QLD | AU | 1 | Mt Fuji 100M 2024 (46 hours) |
| 122435 | Jambou | Clement | M | HAUTE SAVOIE | FR | 1 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 113598 | James | Brian | M | North Carolina | US | 4 | Umstead 100M 2024 (30 hours) |
| 123271 | James | Jason | M | Utah | US | 1 | Miwok 100km 2024 (15:30:59 hours) |
| 108511 | James | Michael | M | NSW | AU | 4 | Ultra-Trail Australia by UTMB 100km 2024 (19 hours) |
| 116281 | James | Tony | M | Bristol | GB | 2 | Lakeland 100M 2024 (40 hours) |
| 119075 | James | Tyler | M | VIC | AU | 2 | Surf Coast Century 100km 2024 (16 hours) |
| 121965 | Jamison | Hunter | M | New York | US | 1 | Rio Del Lago 100M 2024 (30 hours) |
| 122605 | JAMOIS | Sébastien | M | Hérault | FR | 1 | Endurance Trail des Templiers 105km 2024 (19 hours) |
| 120233 | Jamrogiewicz | Amanda | F | CO | US | 1 | Black Canyon 100km 2024 (17 hours) † |
| 102249 | Janacek | Michal | M | N/A | CZ | 64 | Istria by UTMB 110km 2024 (24 hours) |
| 122096 | Janardhanan | Shruti | F | California | US | 1 | Tahoe Rim Trail 100M 2024 (36 hours) † |
| 113590 | Janaszak | Alisha | F | MN | US | 4 | Superior 100M 2024 (38 hours) † |
| 122349 | Janaszak | Brian | M | MN | US | 1 | Superior 100M 2024 (38 hours) † |
| 122342 | Janckila | Vaughn | M | Colorado | US | 1 | Leadville Trail 100M 2024 (30 hours) |
| 119881 | Jančo | Richard | M | Slovenská republika | SK | 1 | Letecka Stovka 104km 2024 (21 hours) |
| 118340 | Jandering | Anders | M | Västra Götaland | SE | 2 | TDS (Sur les Traces des Ducs de Savoie) 147km 2024 (45:30 hours) |
| 110089 | Janecek | Wade | M | Colorado | US | 2 | High Lonesome 100M 2024 (37 hours) |
| 101489 | Janisch | Austin | M | CA | US | 16 | Cuyamaca 100km 2024 (17 hours) |
| 117349 | Jankowski | John | M | CA | US | 2 | Mozart by UTMB 108km 2024 (22 hours) |
| 122407 | Jankowski | Tony | M | CA | US | 1 | Canyons by UTMB 104km 2024 (20 hours) |
| 121582 | Jankulskas | Vytautas | M | Vilniaus Apskritis | LT | 1 | Courmayeur Champex Chamonix (CCC) 100km 2024 (25 hours) |
| 112773 | Jannon | Eric | M | CA | US | 4 | Black Canyon 100km 2024 (17 hours) † |
| 114958 | Janowski | Mariusz | M | Polish | PL | 2 | Lavaredo Ultra Trail by UTMB 120km 2024 (26 hours) |
| 122014 | Janssen | Nicholas | M | Alaska | US | 1 | Hennepin 100M 2024 (30 hours) † |
| 111291 | Janulaitis | Lukas | M | NH | US | 4 | Swiss Alps 100M 2024 (49 hours) |
| 120644 | Janulis | Cali | F | NJ | US | 1 | Rim to River 100M 2024 (32 hours) |
| 121448 | Januszewski | Cheryll | F | Greater Manchester | GB | 1 | Eiger Ultra Trail 101km 2024 (22 hours) |
| 121972 | Jao | Jenny | F | CA | US | 1 | Mountain Lakes 100M 2024 (30 hours) † |
| 104565 | Jaqua | Nate | M | OR | US | 64 | IMTUF 100M 2024 (36 hours) |
| 115086 | Jara | William | M | Connecticut | US | 2 | Vermont 100M 2024 (30 hours) |
| 119479 | Jarema | Carl | M | MI | US | 1 | Bigfoot 206M 2024 (100 hours) † |
| 120516 | Järn | Harry | M | Uusimaa | FI | 1 | Grossglockner UltraTrail 110km 2024 (28 hours) |
| 112645 | Jaros | Todd | M | Ohio | US | 4 | Canal Corridor 100M 2024 (30 hours) |
| 116864 | jarry | aurelien | M | qc | CA | 2 | Trail du Saint-Jacques by UTMB 130km 2024 (28 hours) |
| 116489 | Jaskiewicz | Erin | F | PA | US | 2 | Javelina Jundred 100M 2024 (30 hours) † |
| 117381 | Jason | POILANE | M | France | FR | 2 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 108917 | Jauch | Kelly | M | Wisconsin | US | 8 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 102455 | Jay | Alyson | F | AZ | US | 8 | Cocodona 250M 2024 (125 hours) † |
| 101156 | Jay | Colleen | F | NC | US | 1 | Western States 100M 2024 (30 hours) † |
| 105524 | Jay | Luke | M | CO | US | 128 | Hardrock 100M 2024 (48 hours) † |
| 121340 | Jeannette | TJ | M | MN | US | 1 | Superior 100M 2024 (38 hours) † |
| 119913 | Jefferies | Adam | M | Ontario | CA | 1 | Sulphur Springs 100M 2024 (30 hours) |
| 120410 | Jeffers | Austin | M | Arizona | US | 1 | Black Canyon 100km 2024 (17 hours) † |
| 122382 | Jeffs | Alexander | M | NC | US | 1 | Grindstone by UTMB 100km 2024 (19 hours) |
| 117273 | Jemlich | Björn Lars | M | Schleswig-Holstein | DE | 2 | Eiger Ultra Trail 101km 2024 (22 hours) |
| 111377 | Jemlich | Silke | F | Schleswig-Holstein | DE | 4 | TDS (Sur les Traces des Ducs de Savoie) 147km 2024 (45:30 hours) |
| 107292 | jenkins | scott | M | London | GB | 8 | Istria by UTMB 168km 2024 (46 hours) |
| 101402 | Jenkins-Browder | Alicia | F | WA | US | 8 | Bigfoot 206M 2024 (100 hours) † |
| 119860 | Jenner | Rick | M | Middlesex | GB | 1 | West Highland Way 95M 2024 (30 hours) |
| 101134 | Jennings | Denzil | M | OR | US | 16 | Crazy Mountain 100M 2024 (36 hours) † |
| 110755 | Jennings | Drew | M | CO | US | 4 | Beaverhead 100km 2024 (20 hours) |
| 112051 | Jennings | Mariela | F | California | US | 4 | Bear, The 100M 2024 (36 hours) † |
| 121380 | Jennings | Megan | F | Oregon | US | 1 | Oregon Cascades 100M 2024 (32:01:18 hours) † |
| 113870 | Jennison | Erica | F | CA | US | 4 | California Fall Classic at Lake Sonoma 100km 2024 (18 hours) † |
| 118121 | Jensen | Anne | F | UT | US | 2 | Oregon Cascades 100M 2024 (32:01:18 hours) † |
| 101686 | Jensen | Chris | M | CA | US | 8 | Cuyamaca 100km 2024 (17 hours) |
| 113042 | jensen | jeff | M | ut | US | 4 | Bear, The 100M 2024 (36 hours) † |
| 108721 | Jensen | Shane | M | UT | US | 2 | Bear, The 100M 2024 (36 hours) † |
| 118199 | Jensen | Tayson | M | UT | US | 2 | Bigfoot 206M 2024 (100 hours) † |
| 111695 | Jensen | Thomas | M | NY | US | 2 | Grindstone by UTMB 100km 2024 (19 hours) |
| 117031 | Jensen | Todd | M | CA | US | 2 | San Diego 100M 2024 (32 hours) † |
| 121799 | Jenson | Cory | M | MN | US | 1 | Javelina Jundred 100M 2024 (30 hours) † |
| 102506 | Jenson | Jeremiah | M | CO | US | 4 | Run Rabbit Run (Tortoises) 100M 2024 (38 hours) † |
| 107963 | Jesson | Maree | F | Northamptonshire | GB | 8 | South Downs Way 100M 2024 (30 hours) |
| 120236 | Jett | Drew | M | CT | US | 1 | Grindstone by UTMB 100M 2024 (36 hours) |
| 120418 | Jette | Stephanie | F | ON | CA | 1 | Sulphur Springs 100km 2024 (18 hours) |
| 116066 | Jevahirian | Nick | M | Michigan | US | 2 | Hallucination (Run Woodstock) 100M 2024 (30 hours) |
| 122309 | Jewell | Andrew | M | Queensland | AU | 1 | Blackall 100km 2024 (18 hours) |
| 110307 | JI | Hang | M | Paris | FR | 2 | TDS (Sur les Traces des Ducs de Savoie) 147km 2024 (45:30 hours) |
| 116217 | Jia | Weiping | M | Hessen | DE | 2 | Trail Alsace Grand Est by UTMB - Ultra-Trail des Chevaliers 173km 2024 (40 hours) |
| 120068 | Jiang | Charles | M | Texas | US | 1 | Vermont 100M 2024 (30 hours) |
| 114755 | Jiang | Nancy | F | Nelson | NZ | 2 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 120452 | Jiang | Quan | M | Ontario | CA | 1 | Sulphur Springs 100km 2024 (18 hours) |
| 116234 | jickling | kevin | M | British Columbia | CA | 2 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 100599 | Jin | Ge | M | Beijing | CN | 16 | Hong Kong 100K 100km 2024 (23 hours) |
| 121845 | Jing | Lei | M | Tianjin | CN | 1 | Mt Fuji 100M 2024 (46 hours) |
| 103520 | Jirak | Ales | M | Brandenburg | DE | 128 | Nice Côte d'Azur by UTMB 107km 2024 (28 hours) |
| 119540 | Jo | Anna | F | Seoul | KR | 1 | Transjeju by UTMB 112km 2024 (27 hours) |
| 102191 | Joao | Nadjala | F | BRA | BR | 8 | Ultra Trail Amanecer Comechingón 120km 2024 (32 hours) |
| 106869 | Joao | Rodrigo | M | Rio de Janeiro | BR | 8 | Paraty Brazil by UTMB 108km 2024 (26 hours) |
| 121393 | Jochaud | Thomas | M | Loire Atlantique | FR | 1 | Endurance Trail des Templiers 105km 2024 (19 hours) |
| 105014 | Jochem | Hannah | F | NY | US | 2 | Leadville Trail 100M 2024 (30 hours) |
| 117254 | Joe | DeShawna | F | Utah | US | 2 | Cocodona 250M 2024 (125 hours) |
| 119609 | Jogerst | Casey | F | Oregon | US | 1 | Oregon Cascades 100M 2024 (32:01:18 hours) † |
| 115219 | Johan | Fernandez | M | Rhône Alpes | US | 2 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 120854 | Johansen | Thor | M | AZ | US | 1 | Black Canyon 100km 2024 (17 hours) † |
| 118273 | Johansson | Robert | M | Västmanland | US | 2 | Kullamannen by UTMB 100M 2024 (32 hours) |
| 120648 | Johansson | Tyler | M | UT | US | 1 | Grindstone by UTMB 100km 2024 (19 hours) |
| 110889 | johns | brinton | M | CO | US | 1 | Bighorn 100M 2024 (35 hours) |
| 112997 | Johns | Todd | M | CA | US | 2 | Rio Del Lago 100M 2024 (30 hours) |
| 121616 | Johnson | Alan | M | NJ | US | 1 | Massanutten 100M 2024 (36 hours) † |
| 107926 | Johnson | Andrew | M | Utah | US | 4 | Crazy Mountain 100M 2024 (36 hours) † |
| 101257 | Johnson | Bertram | M | VT | US | 64 | Kettle Moraine 100M 2024 (30 hours) † |
| 106160 | Johnson | Brandon | M | MN | US | 8 | Superior 100M 2024 (38 hours) |
| 115872 | Johnson | Brandon | M | GA | US | 2 | Pinhoti 100M 2024 (31 hours) |
| 118611 | Johnson | Brenda | F | SC | US | 2 | Kettle Moraine 100M 2024 (30 hours) † |
| 109022 | Johnson | Brett | M | AK | US | 8 | Bear, The 100M 2024 (36 hours) † |
| 118122 | Johnson | Brian | M | CA | US | 2 | Canyons by UTMB 104km 2024 (20 hours) |
| 108431 | Johnson | Bridget | F | Wellington | NZ | 8 | Guzzler Ultra 100km 2024 (24 hours) |
| 100574 | Johnson | Clint | M | GA | US | 16 | Georgia Death Race 74M 2024 (23 hours) † |
| 123291 | Johnson | Corey | M | CA | US | 1 | Javelina Jundred 100M 2024 (30 hours) † |
| 122017 | Johnson | Douglass | M | MA | US | 1 | Vermont 100M 2024 (30 hours) |
| 121578 | Johnson | Dustin | M | Colorado | US | 1 | Run Rabbit Run (Tortoises) 100M 2024 (38 hours) † |
| 121134 | Johnson | Eric | M | Minnesota | US | 1 | Superior 100M 2024 (38 hours) |
| 120972 | Johnson | Eric | M | California | US | 1 | California Fall Classic at Lake Sonoma 100km 2024 (18 hours) |
| 107696 | Johnson | Eric | M | Arizona | US | 1 | Western States 100M 2024 (30 hours) † |
| 118713 | Johnson | Eric | M | ID | US | 2 | Kodiak Ultra Marathons by UTMB 100km 2024 (18 hours) |
| 112109 | Johnson | Jessi | F | MN | US | 4 | Javelina Jundred 100M 2024 (30 hours) † |
| 115482 | Johnson | Jessica | F | London | GB | 2 | Transgrancanaria 125km 2024 (28 hours) |
| 113214 | Johnson | Kate | F | CA | US | 4 | Gorge Waterfalls 100km 2024 (18 hours) |
| 112761 | Johnson | Katelyn | F | CO | US | 2 | Cocodona 250M 2024 (125 hours) † |
| 121136 | Johnson | Kevin | M | Ca | US | 1 | Moab 238M 2024 (108 hours) † |
| 120471 | Johnson | Lauren | F | Oregon | US | 1 | Kodiak Ultra Marathons by UTMB 100km 2024 (18 hours) |
| 108499 | Johnson | Mark | M | MN | US | 8 | Superior 100M 2024 (38 hours) |
| 120595 | johnson | maxie | M | NV | US | 1 | Black Canyon 100km 2024 (17 hours) † |
| 115945 | Johnson | Melissa | F | CA | US | 2 | Rio Del Lago 100M 2024 (30 hours) |
| 102032 | Johnson | Patrick | M | ND | US | 16 | Javelina Jundred 100M 2024 (30 hours) † |
| 101733 | Johnson | Paul | M | MI | US | 8 | Cocodona 250M 2024 (125 hours) † |
| 122568 | Johnson | Richard | M | Western Cape | ZA | 1 | SkyRun 100km 2023 (28 hours) |
| 102472 | Johnson | Robert | M | NV | US | 8 | Kodiak Ultra Marathons by UTMB 100M 2024 (35 hours) |
| 102514 | Johnson | Shelby | F | CA | US | 16 | Courmayeur Champex Chamonix (CCC) 100km 2024 (25 hours) |
| 123356 | Johnson | Thomas | M | HI | US | 1 | Bear, The 100M 2024 (36 hours) † |
| 119268 | Johnson | Travis | M | FL | US | 1 | Cruel Jewel 106M 2024 (48 hours) † |
| 113404 | johnson | trevor | M | ca | US | 4 | Canyons by UTMB 100M 2024 (35 hours) |
| 113336 | Johnson | Tyler | M | Colorado | US | 2 | Bear, The 100M 2024 (36 hours) † |
| 102817 | Johnson | Warren | M | FL | US | 32 | Bigfoot 206M 2024 (100 hours) † |
| 103687 | Johnston | Christoffer | M | NJ | US | 8 | Canal Corridor 100M 2024 (30 hours) |
| 115555 | Johnston | Sydney | F | Colorado | US | 2 | Javelina Jundred 100M 2024 (30 hours) † |
| 119288 | Johnston | Toby | M | Buckinghamshire | GB | 1 | South Downs Way 100M 2024 (30 hours) |
| 120690 | Joines | Rob | M | Surrey | GB | 1 | Tarawera by UTMB 100M 2024 (30 hours) |
| 106101 | Jolie | Mike | M | AB | CA | 4 | Lost Soul Ultra 100km 2024 (21 hours) † |
| 121574 | JOLIVET | Valentin | M | France (+33) | FR | 1 | Endurance Trail des Templiers 105km 2024 (19 hours) |
| 116789 | Jolliffe | Max | M | CA | US | 2 | Moab 238M 2024 (108 hours) † |
| 120482 | Jomphe | Suzie | F | Québec | CA | 1 | HOKA Bandera 100km 2024 (17 hours) |
| 114060 | Jonáš | Richard | M | Bratislava | SK | 4 | Ultra Trail Vipava Valley 106km 2024 (25 hours) |
| 115721 | Jonczyk | Wojciech | M | Illinois | US | 2 | Grindstone by UTMB 100M 2024 (36 hours) |
| 114928 | Jones | Benjamin | M | CO | US | 2 | Vermont 100M 2024 (30 hours) |
| 123150 | Jones | Cera | F | GA | US | 1 | Cruel Jewel 106M 2024 (48 hours) † |
| 104094 | Jones | Chris | M | CA | US | 64 | Bear, The 100M 2024 (36 hours) † |
| 121846 | Jones | Chris | M | Indiana | US | 1 | Indiana 100M 2024 (30 hours) |
| 111373 | Jones | Colby | M | Wa | US | 4 | Cascade Crest 100M 2024 (34 hours) † |
| 119603 | Jones | Daniel | M | Cornwall | GB | 1 | Arc of Attrition by UTMB 100M 2024 (36 hours) |
| 121595 | Jones | Daniel | M | Hertfordshire | GB | 1 | South Downs Way 100M 2024 (30 hours) |
| 121653 | Jones | David | M | Wiltshire | GB | 1 | North Downs Way 100M 2024 (30 hours) |
| 116396 | Jones | David | M | HIGHLANDS | GB | 2 | SwissPeaks 360km 2024 (156 hours) |
| 100131 | Jones | Dick | M | GBR | GB | 4 | Courmayeur Champex Chamonix (CCC) 100km 2024 (25 hours) |
| 105423 | Jones | Dominic | M | GBR | GB | 32 | Autumn 100M 2024 (28 hours) |
| 111809 | Jones | Doug | M | MD | US | 4 | Vermont 100M 2024 (30 hours) |
| 115179 | Jones | Dylan | M | California | US | 2 | Miwok 100km 2024 (15:30:59 hours) |
| 119801 | Jones | Gareth | M | Rhondda Cynon Taf | GB | 1 | Swiss Alps 100M 2024 (49 hours) |
| 123151 | Jones | Harry | M | Cardiff | GB | 1 | Courmayeur Champex Chamonix (CCC) 100km 2024 (25 hours) |
| 101182 | Jones | Iain | M | TN | US | 1 | Western States 100M 2024 (30 hours) † |
| 121730 | Jones | Ian | M | California | US | 1 | Zion 100M 2024 (36 hours) |
| 123381 | Jones | John | M | NY | US | 1 | Vermont 100M 2024 (30 hours) |
| 121824 | Jones | Joni | F | UT | US | 1 | Bear, The 100M 2024 (36 hours) † |
| 119329 | Jones | Kade | M | UT | US | 1 | Zion 100km 2024 (19 hours) |
| 112194 | Jones | Kenny | M | UT | US | 2 | Zion 100km 2024 (19 hours) |
| 123119 | Jones | Lanny | M | Texas | US | 1 | Arkansas Traveler 100M 2024 (30 hours) |
| 100307 | Jones | Lauren | F | GA | US | 2 | HOKA Bandera 100km 2024 (17 hours) |
| 111425 | Jones | Lesly Kathleen | F | New South Wales | AU | 4 | Kosciusko by UTMB 100km 2023 (23 hours) |
| 122977 | Jones | Lochlan | M | WA | AU | 1 | TDS (Sur les Traces des Ducs de Savoie) 147km 2024 (45:30 hours) |
| 121375 | Jones | Lynsey | F | Saskatchewan | CA | 1 | Canadian Death Race 118km 2024 (24 hours) |
| 119309 | jones | macauley | M | NSW | AU | 1 | Kosciusko by UTMB 100M 2023 (36 hours) |
| 120429 | Jones | Matt | M | CA | US | 1 | Cuyamaca 100km 2024 (17 hours) |
| 112802 | Jones | Matthew | M | WI | US | 4 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 108881 | Jones | Michael | M | VA | US | 2 | Run Rabbit Run (Hares) 100M 2024 (38 hours) |
| 110186 | Jones | Michael | M | NSW | AU | 4 | Kosciusko by UTMB 100M 2023 (36 hours) |
| 116664 | jones | neil | M | Bc | CA | 2 | Black Canyon 100km 2024 (17 hours) † |
| 120892 | Jones | Nelson | M | CO | US | 1 | Javelina Jundred 100M 2024 (30 hours) † |
| 121013 | Jones | Toni | F | PA | US | 1 | Javelina Jundred 100M 2024 (30 hours) † |
| 117706 | Jonkers | Menno | M | Noord-Holland | NL | 2 | Grossglockner UltraTrail 110km 2024 (28 hours) |
| 122770 | Jonniaux | Gery | M | Liège | BE | 1 | Kullamannen by UTMB 100M 2024 (32 hours) |
| 110028 | Jónsson | Jón | M | Reykjavík | IS | 8 | Restonica Trail by UTMB - Ultra-Trail® di Corsica 110km 2024 (36 hours) |
| 122528 | Jönsson | Niklas | M | Västra Götaland | SE | 1 | Täby Extreme Challenge 100M 2024 (30 hours) |
| 119711 | Jordan | Elisa | F | OR | US | 1 | Bigfoot 206M 2024 (100 hours) † |
| 102154 | Jordan | Ethan | M | OR | US | 16 | Black Canyon 100km 2024 (17 hours) † |
| 104475 | Jordan | Jeffrey | M | TN | US | 1 | Western States 100M 2024 (30 hours) |
| 111972 | Jordan | Kevin | M | VA | US | 2 | Massanutten 100M 2024 (36 hours) † |
| 122418 | Jordan | Zack | M | GA | US | 1 | Pinhoti 100M 2024 (31 hours) |
| 111729 | Jorgensen | Bret | M | WA | US | 4 | Cascade Crest 100M 2024 (34 hours) † |
| 108837 | Jorquera Mestres | Albert | M | Catalonia | ES | 8 | Puerto Vallarta by UTMB 100km 2023 (20 hours) |
| 118102 | Josefsson | Jenny | F | Stockholm | SE | 2 | Trail Alsace Grand Est by UTMB - Ultra-Trail des Chevaliers 173km 2024 (40 hours) |
| 110209 | Joshi | Piyush | M | Washington | US | 8 | Tahoe Rim Trail 100M 2024 (36 hours) † |
| 121651 | JOUADÉ | Justin | M | HAUTS-DE-SEINE | FR | 1 | Courmayeur Champex Chamonix (CCC) 100km 2024 (25 hours) |
| 113877 | Jouglet | Tyson | M | AL | US | 4 | San Diego 100M 2024 (32 hours) † |
| 106165 | Jourdain | Benoit | M | FRA | FR | 32 | Nice Côte d'Azur by UTMB 107km 2024 (28 hours) |
| 112865 | Jovanovic | Velibor | M | Slovenia | SI | 2 | Dalmacija Ultra Trail 122km 2024 (32 hours) |
| 121699 | Jovanovski | Igor | M | Macedonia | MK | 1 | Julian Alps Trail Run by UTMB 120km 2024 (26 hours) |
| 120603 | Joyes | Gabe | M | Wyoming | US | 1 | Lavaredo Ultra Trail by UTMB 120km 2024 (26 hours) |
| 104824 | Joyner | Rebecca | F | MI | US | 2 | Hennepin 100M 2024 (30 hours) † |
| 122537 | Jørgensen | René | M | Nordjylland | DK | 1 | Chianti Castles by UTMB 103km 2024 (22 hours) |
| 120887 | Juarez | Christina | F | TX | US | 1 | Javelina Jundred 100M 2024 (30 hours) † |
| 122561 | Jubeck | Brian | M | WI | US | 1 | Kettle Moraine 100M 2024 (30 hours) † |
| 108463 | Juda | Witold | M | woj. dolnośląskie | PL | 8 | Lavaredo Ultra Trail by UTMB 120km 2024 (26 hours) |
| 122875 | Julian | Caillet | M | France | FR | 1 | Endurance Trail des Templiers 105km 2024 (19 hours) |
| 123220 | JULIEN | Frédéric | M | France | FR | 1 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 122713 | Juliussen | Rasmus | M | Copenhagen | DK | 1 | Tor des Géants 330km 2024 (132 hours) |
| 120912 | Jullien | Yannick | M | Rhône Alpes | FR | 1 | Madeira Island Ultra-Trail 115km 2024 (29 hours) |
| 119495 | Jun | Jong Ju | M | CA | US | 1 | Kodiak Ultra Marathons by UTMB 100km 2024 (18 hours) |
| 121126 | JUNG | FILHWA | M | South Korea | KR | 1 | Transjeju by UTMB 112km 2024 (27 hours) |
| 119709 | Junho | Son | M | Kyoungkido | KR | 1 | Transjeju by UTMB 112km 2024 (27 hours) |
| 109492 | Jurasits | Michael | M | MN | US | 8 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 107848 | Jurcik | Juraj | M | Slovakia | SK | 8 | Javornika 105km 2024 (24 hours) |
| 112635 | Jurek | Jenny | F | CO | US | 2 | High Lonesome 100M 2024 (37 hours) |
| 120121 | Jurgens | John | M | Colorado | US | 1 | Zion 100km 2024 (19 hours) |
| 119896 | Jurkiewicz | Anna | F | England | GB | 1 | Courmayeur Champex Chamonix (CCC) 100km 2024 (25 hours) |
| 117873 | Jurkutat | Frank | M | Niedersachsen | DE | 2 | Grossglockner UltraTrail 110km 2024 (28 hours) |
| 100973 | Jurynec | Mick | M | UT | US | 128 | Superior 100M 2024 (38 hours) † |
| 117859 | Jutz | Joachim | M | Bavaria | DE | 2 | Lavaredo Ultra Trail by UTMB 120km 2024 (26 hours) |
| 118224 | Juvala | Markus | M | Helsinki | FI | 2 | Trail Alsace Grand Est by UTMB - Ultra-Trail des Chevaliers 173km 2024 (40 hours) |
| 120658 | Kaberna | John | M | TX | US | 1 | Kodiak Ultra Marathons by UTMB 100km 2024 (18 hours) |
| 110417 | Kabra | Aashish | M | CO | US | 4 | Cascade Crest 100M 2024 (34 hours) † |
| 120793 | Kabylbekov | Bakhyt | M | Almaty | KZ | 1 | SwissPeaks 360km 2024 (156 hours) |
| 120030 | Kacsuta | Kaitlyn | F | NY | US | 1 | Grindstone by UTMB 100M 2024 (36 hours) |
| 119616 | Kaczmarski | Ben | M | DC | US | 1 | Javelina Jundred 100M 2024 (30 hours) † |
| 116420 | Kaczynski | Patrick | M | Deutschland | DE | 2 | Zugspitz 100km 2024 (25 hours) |
| 120444 | Kadala | Kristyn | F | CA | US | 1 | California Fall Classic at Lake Sonoma 100km 2024 (18 hours) |
| 111446 | Kadiri | Adewale | M | Suffolk | GB | 2 | South Downs Way 100M 2024 (30 hours) |
| 122432 | KAGEYAMA | JUNKO | F | Mie | JP | 1 | Doi Inthanon Thailand by UTMB 100M 2023 (48 hours) |
| 119867 | Kahl | Christoph | M | Hessen | DE | 1 | Transgrancanaria 125km 2024 (28 hours) |
| 119910 | Kählke | Lukas | M | Bavaria | DE | 1 | Lavaredo Ultra Trail by UTMB 120km 2024 (26 hours) |
| 113398 | Kahn | Matthew | M | AZ | US | 2 | Javelina Jundred 100M 2024 (30 hours) † |
| 122896 | Kaippert | Enio | M | Rio de Janeiro | BR | 1 | Paraty Brazil by UTMB 108km 2024 (26 hours) |
| 119179 | Kaiser | Blake | M | Texas | US | 1 | Dinosaur Valley 100K 2023 (22 hours) |
| 115491 | Kalbus | Kyle | M | TN | US | 2 | Hennepin 100M 2024 (30 hours) † |
| 120918 | Kalev | Jaana | F | Harjumaa | EE | 1 | Julian Alps Trail Run by UTMB 120km 2024 (26 hours) |
| 113582 | Kallembach | Corey | M | CO | US | 4 | Leadville Trail 100M 2024 (30 hours) |
| 118452 | KALMAR | ROI | M | Israel | IL | 2 | Mozart by UTMB 108km 2024 (22 hours) |
| 121734 | Kalmeyer | Betsy | F | Colorado | US | 1 | Kodiak Ultra Marathons by UTMB 100km 2024 (18 hours) |
| 115397 | Kalous | Bastian | M | Bayern | DE | 2 | Grossglockner UltraTrail 110km 2024 (28 hours) |
| 121603 | Kaltenegger | Stefan | M | Bavaria | DE | 1 | Grossglockner UltraTrail 110km 2024 (28 hours) |
| 111714 | Kaluka | Jesse | M | NC | US | 4 | Black Canyon 100km 2024 (17 hours) † |
| 110391 | Kaluzynski | Michael | M | NSW | AU | 4 | Kosciusko by UTMB 100km 2023 (23 hours) |
| 101111 | Kam | Max | M | CA | US | 2 | Quicksilver 100km 2024 (17 hours) † |
| 106140 | Kamages | Alex | M | CA | US | 16 | Angeles Crest 100M 2024 (33 hours) † |
| 117051 | Kameda | Atsushi | M | tokyo | JP | 2 | OSJ Ontake 100km 2024 (20 hours) |
| 121033 | Kaminski | Chris | M | PA | US | 1 | Leadville Trail 100M 2024 (30 hours) |
| 100871 | Kaminski | Nick | M | TX | US | 16 | HOKA Bandera 100km 2024 (17 hours) |
| 120961 | KAMIOKA | TAKAYUKI | M | 高知県 | JP | 1 | Mt Fuji 100M 2024 (46 hours) |
| 118111 | Kamiya | Hideto | M | Tokyo | JP | 2 | Mt Fuji 100M 2024 (46 hours) |
| 105114 | Kamp | Ryan | M | TX | US | 4 | Javelina Jundred 100M 2024 (30 hours) † |
| 115469 | Kampakis | Vasileios | M | Thessaloniki | GR | 2 | EstrelAçor Trail Ultra Endurance 100km 2024 (26 hours) |
| 122952 | Kamps | Gerrit | M | Alberta | CA | 1 | Lost Soul Ultra 100km 2024 (21 hours) † |
| 112654 | Kane | Abraham | M | Michigan | US | 4 | Hallucination (Run Woodstock) 100M 2024 (30 hours) |
| 100964 | Kane | Andrea | F | CA | US | 2 | Bear, The 100M 2024 (36 hours) † |
| 120442 | Kane | Evan | M | California | US | 1 | Canyons by UTMB 100M 2024 (35 hours) |
| 101767 | Kang | Dean | M | OR | US | 2 | Waldo 100km 2024 (18 hours) † |
| 121636 | Kang | Hanna | F | AZ | US | 1 | Black Canyon 100km 2024 (17 hours) † |
| 115187 | Kangsadjaja | Ferry | M | DKI Jakarta | ID | 2 | Doi Inthanon Thailand by UTMB 104km 2023 (30 hours) |
| 117225 | Kannan | Tejas | M | California | US | 2 | Twisted Branch 100km 2024 (20 hours) † |
| 110493 | Kanwischer | Derek | M | MT | US | 8 | Bighorn 100M 2024 (35 hours) |
| 119724 | Kapil | Amit Michael | M | NY | US | 1 | Canal Corridor 100M 2024 (30 hours) |
| 120661 | Kaplan | Jason | M | MA | US | 1 | Leadville Trail 100M 2024 (30 hours) |
| 111362 | Kardash | Mariia | F | Kyiv | UA | 4 | TDS (Sur les Traces des Ducs de Savoie) 147km 2024 (45:30 hours) |
| 114223 | KARDOUS | PASCAL | M | ile de france | FR | 2 | Grand Raid La Reunion 162km 2024 (50 hours) |
| 112228 | Karkkainen | Kimmo | M | CA | US | 2 | Gorge Waterfalls 100km 2024 (18 hours) † |
| 111180 | Karpinski | Jason | M | PA | US | 4 | Black Canyon 100km 2024 (17 hours) † |
| 103255 | Karr | Cam | F | OR | US | 16 | Oregon Cascades 100M 2024 (32:01:18 hours) † |
| 118646 | Karthan | Sam | M | California | US | 2 | Rio Del Lago 100M 2024 (30 hours) |
| 121251 | Karykas | Alexandros | M | Attiki | GR | 1 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 120026 | KASAI | AKIRA | M | KANAGAWA | JP | 1 | Shinetsu Five Mountains Trail 100M 2024 (33 hours) |
| 119647 | kash | molly | F | OH | US | 1 | Kettle Moraine 100M 2024 (30 hours) † |
| 108409 | Kasow | Lindsay | F | California | US | 8 | Javelina Jundred 100M 2024 (30 hours) † |
| 122329 | katakawa | akinori | M | tokyo | JP | 1 | FunTrails Chichibu & Okumusashi 2023 105km 2023 (30 hours) |
| 117876 | Katelhon | Tom | M | PA | US | 2 | Twisted Branch 100km 2024 (20 hours) † |
| 122013 | Kato | Kengo | M | Ca | US | 1 | Rio Del Lago 100M 2024 (30 hours) |
| 116674 | KATO | NAOTAKE | M | KAGOSHIMA | JP | 1 | Transjeju by UTMB 112km 2024 (27 hours) |
| 115427 | Katsikis | Athanasios | M | KARDITSA | GR | 2 | Lavaredo Ultra Trail by UTMB 120km 2024 (26 hours) |
| 104564 | Kauffman | Mark | M | CA | US | 64 | Canyons by UTMB 104km 2024 (20 hours) |
| 111474 | Kaufmann | Gerhard | M | Vorarlberg | AT | 4 | Wildstrubel by UTMB 110km 2024 (15 hours) |
| 121148 | Kaulback | Russ | M | CA | US | 1 | California Fall Classic at Lake Sonoma 100km 2024 (18 hours) † |
| 119643 | Kauri | Mari | F | WA | US | 1 | Miwok 100km 2024 (15:30:59 hours) |
| 101452 | Kautz | Stefanie | F | OR | US | 8 | Waldo 100km 2024 (18 hours) † |
| 116471 | Kavanagh | Patrick | M | AZ | US | 2 | Black Canyon 100km 2024 (17 hours) † |
| 121669 | Kavanaugh | Corrie | F | CA | US | 1 | Run Rabbit Run (Tortoises) 100M 2024 (38 hours) † |
| 122557 | Kawachi | Takashi | M | Chiba | JP | 1 | Aso Volcano Trail 115km 2024 (28 hours) |
| 122179 | KAWAGUCHI | Junichi | M | Ishikawa | JP | 1 | OSJ Ontake 100km 2024 (20 hours) |
| 122155 | Kawaguchi | Makoto | M | Singapore | SG | 1 | Scott TMBT 109km 2024 (31 hours) |
| 107543 | Kawai | Tatsuya | M | CA | US | 4 | Canyons by UTMB 100M 2024 (35 hours) |
| 123077 | Kawakami | Koichi | M | Chiba | JP | 1 | Ultra-Trail Cape Town 100M 2023 (45 hours) |
| 115756 | Kawakami | Naoaki | M | Ibaraki | JP | 2 | Shinetsu Five Mountains Trail 100M 2024 (33 hours) |
| 117111 | Kawame | Yuya | M | Tokyo | JP | 1 | Mt Fuji 100M 2024 (46 hours) |
| 114182 | Kawasaki | Takamaru | M | Tokyo | JP | 4 | Mt Fuji 100M 2024 (46 hours) |
| 119863 | KAWASHIMA | SHO | M | KANAGAWA | US | 1 | Aso Volcano Trail 115km 2024 (28 hours) |
| 118823 | Kawauchi | Jumpei | M | Kanagawa | JP | 2 | Mt Fuji 100M 2024 (46 hours) |
| 112561 | Kay | Angela | F | CA | US | 2 | Canyons by UTMB 104km 2024 (20 hours) |
| 112906 | Kay | Sharlota | F | NY | US | 4 | Twisted Branch 100km 2024 (20 hours) † |
| 116413 | Kayabolen | Alisan | M | Massachusetts | US | 2 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 113887 | Kazachkov | Alvin | M | Texas | US | 4 | Canal Corridor 100M 2024 (30 hours) |
| 119550 | Kazery | Peter | M | Mississippi | US | 1 | Pinhoti 100M 2024 (31 hours) |
| 102284 | Kazimierski | Michal | M | DEU | DE | 4 | Canyons by UTMB 104km 2024 (20 hours) |
| 113918 | Kazmer | Keith | M | CO | US | 2 | Black Canyon 100km 2024 (17 hours) † |
| 106153 | Kazukawa | Junko | F | CO | US | 4 | Leadville Trail 100M 2024 (30 hours) |
| 123218 | Kazukawa | Keisuke | M | Hokkaido | JP | 1 | Okushinano 100km 2024 (21 hours) |
| 116329 | Kealy | Brittany | F | Washington | US | 1 | Oregon Cascades 100M 2024 (32:01:18 hours) † |
| 120898 | Kealy | Michael | M | UT | US | 1 | Bear, The 100M 2024 (36 hours) † |
| 116433 | Kean | Thomas | M | WA | US | 2 | Cascade Crest 100M 2024 (34 hours) † |
| 118060 | Keane | Deirdre | F | NY | US | 2 | Leadville Trail 100M 2024 (30 hours) |
| 122181 | Keane | Josh | M | Ohio | US | 1 | Canal Corridor 100M 2024 (30 hours) |
| 119333 | Kearns | Alexander | M | Virginia | US | 1 | Massanutten 100M 2024 (36 hours) † |
| 108296 | Kearon | Samuel | M | ACT | US | 8 | Ultra-Trail Australia by UTMB 100km 2024 (19 hours) |
| 108787 | keating | mark | M | CA | US | 4 | Rio Del Lago 100M 2024 (30 hours) |
| 114641 | Keck | Ashton | F | Sd | US | 2 | IMTUF 100M 2024 (36 hours) † |
| 122070 | Keck | Chris | M | CA | US | 1 | Cuyamaca 100km 2024 (17 hours) |
| 119864 | Keck | Kevin | M | Pennsylvania | US | 1 | Rim to River 100M 2024 (32 hours) |
| 113846 | Ked | Jon | M | CO | US | 4 | Doi Inthanon Thailand by UTMB 104km 2023 (30 hours) |
| 102395 | Keddie | Emily | F | OR | US | 16 | Black Canyon 100km 2024 (17 hours) † |
| 121107 | Kee | Penny | F | NSW | AU | 1 | Kosciusko by UTMB 100M 2023 (36 hours) |
| 100272 | Keele | Bruce | M | NJ | US | 1 | Western States 100M 2024 (30 hours) † |
| 111345 | Keen | Dustin | M | Ca | US | 2 | Kodiak Ultra Marathons by UTMB 100M 2024 (35 hours) |
| 121396 | Keenan | James | M | Glasgow | GB | 1 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 111981 | Keenan | Nick | M | WA | US | 4 | Cascade Crest 100M 2024 (34 hours) † |
| 122483 | Keener | Emily | M | Colorado | US | 1 | Leadville Trail 100M 2024 (30 hours) |
| 111908 | Keffer | Philip | M | Vermont | US | 4 | High Lonesome 100M 2024 (37 hours) |
| 106467 | Kegan | Amelia | F | MD | US | 4 | Bigfoot 206M 2024 (100 hours) † |
| 102518 | Keith | Alissa | F | VA | US | 16 | Hellgate 100km 2023 (17 hours) |
| 119586 | Keith | Matthew | M | California | US | 1 | California Fall Classic at Lake Sonoma 100km 2024 (18 hours) † |
| 119455 | Kel | Charles-Louis | M | BAS-RHIN | FR | 1 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 103638 | Kelemen | Zoltan | M | CHE | CH | 8 | Salomon Ultra-Trail Hungary 112km 2024 (20 hours) |
| 115951 | Kellam | Alex | M | Colorado | US | 2 | Bear, The 100M 2024 (36 hours) † |
| 118876 | Kellenberger | Matthew | M | Montana | US | 1 | Crazy Mountain 100M 2024 (36 hours) † |
| 110959 | Keller | Clinton | M | CA | US | 2 | Miwok 100km 2024 (15:30:59 hours) |
| 104563 | Keller | James | M | NV | US | 2 | Ultra-Trail du Mont Blanc (UTMB) 179km 2024 (46:30 hours) |
| 120810 | Kelley | Clayton | M | NC | US | 1 | Black Canyon 100km 2024 (17 hours) † |
| 102658 | Kelley | Dan | M | MA | US | 2 | Quicksilver 100km 2024 (17 hours) † |
| 122323 | Kellogg | Nathan | M | Pennsylvania | US | 1 | Laurel Highlands 70.5M 2024 (20 hours) † |
| 122869 | Kellogg | Patrick | M | Alabama | US | 1 | Pinhoti 100M 2024 (31 hours) |
| 122895 | Kelly | Chris | M | CO | US | 1 | Leadville Trail 100M 2024 (30 hours) |
| 121568 | Kelly | Cole | M | California | US | 1 | Kodiak Ultra Marathons by UTMB 100km 2024 (18 hours) |
| 112407 | Kelly | Conan | M | CA | US | 4 | Canyons by UTMB 104km 2024 (20 hours) |
| 113821 | Kelly | Erin | F | MN | US | 4 | Kodiak Ultra Marathons by UTMB 100M 2024 (35 hours) |
| 122088 | Kelly | John | M | MO | US | 1 | Indiana 100M 2024 (30 hours) |
| 101150 | Kelly | John | M | NC | US | 32 | Endurance Trail des Templiers 105km 2024 (19 hours) |
| 104717 | Kelly | Neil | M | NY | US | 16 | Cascade Crest 100M 2024 (34 hours) † |
| 116288 | Kelly | Ron | M | WA | US | 2 | Gorge Waterfalls 100km 2024 (18 hours) |
| 109607 | Kelly-Daum | Michelle | F | OH | US | 8 | Hallucination (Run Woodstock) 100M 2024 (30 hours) |
| 104008 | Kelman | Erin | M | MD | US | 128 | Hellgate 100km 2023 (17 hours) |
| 109811 | Kelman | Kristen | F | Maryland | US | 4 | Wasatch Front 100M 2024 (36 hours) |
| 112693 | Kelsey | Rob | M | IL | US | 4 | Bighorn 100M 2024 (35 hours) |
| 112590 | Kelty | Beth | F | Oregon | US | 4 | Oregon Cascades 100M 2024 (32:01:18 hours) † |
| 108957 | Kemmeren | Matthias | M | IL | US | 8 | Cruel Jewel 106M 2024 (48 hours) † |
| 111529 | Kempton | Neil | M | North Somerset | GB | 4 | Autumn 100M 2024 (28 hours) |
| 103329 | Kendra | Victoria | F | NC | US | 8 | No Business 100M 2024 (34 hours) |
| 100026 | Kenealy | Douglas | M | AUS | AU | 8 | Surf Coast Century 100km 2024 (16 hours) |
| 102565 | Kenkre | Baban | M | CA | US | 1 | Western States 100M 2024 (30 hours) † |
| 122889 | Kenna | Ken | M | Ontario | CA | 1 | Canal Corridor 100M 2024 (30 hours) |
| 122736 | Kenna | Nathan | M | VIC | AU | 1 | Kosciusko by UTMB 100km 2023 (23 hours) |
| 118587 | Kennah | Morgan | F | British Columbia | CA | 1 | Waldo 100km 2024 (18 hours) † |
| 105878 | Kennedy | Brent | M | PA | US | 4 | Laurel Highlands 70.5M 2024 (20 hours) † |
| 112818 | Kennedy | Brett | M | South Australia | AU | 4 | Ultra-Trail Australia by UTMB 100km 2024 (19 hours) |
| 116465 | Kennedy | Cian | M | Cork | IE | 2 | South Downs Way 100M 2024 (30 hours) |
| 111412 | Kennedy | David | M | Pennsylvania | US | 4 | Twisted Branch 100km 2024 (20 hours) |
| 114393 | Kennedy | Eric | M | PA | US | 4 | Laurel Highlands 70.5M 2024 (20 hours) † |
| 116395 | Kennedy | Kelly | M | Pennsylvania | US | 2 | Worlds End 100km 2024 (19 hours) |
| 120757 | Kennedy | Kim | F | England | GB | 1 | Lakeland 100M 2024 (40 hours) |
| 119875 | Kennedy | Lisa | F | mo | US | 1 | Rim to River 100M 2024 (32 hours) |
| 123054 | Kennedy | Ryan | M | Michigan | US | 1 | Hallucination (Run Woodstock) 100M 2024 (30 hours) |
| 122430 | Kennelly | Mac | M | Nottinghamshire | GB | 1 | Ultra-Trail Snowdonia by UTMB 165km 2024 (50 hours) |
| 107735 | Kenney | Sean | M | NE | US | 8 | Hennepin 100M 2024 (30 hours) † |
| 107548 | Kenny | Charissa | F | Colorado | US | 8 | Bighorn 100M 2024 (35 hours) |
| 100524 | Kent | Craig | M | OH | US | 128 | Hallucination (Run Woodstock) 100M 2024 (30 hours) |
| 114304 | Kent | Michelle | F | CO | US | 2 | High Lonesome 100M 2024 (37 hours) |
| 116878 | Kent | Victoria | F | ID | US | 2 | Beaverhead 100km 2024 (20 hours) |
| 100144 | Kenty | Jennifer | F | MA | US | 2 | Vermont 100M 2024 (30 hours) |
| 122981 | Keogh | Greg | M | CA | US | 1 | Canyons by UTMB 104km 2024 (20 hours) |
| 105412 | Keppler | Jo | F | ZAF | ZA | 2 | Ultra-Trail Cape Town 100M 2023 (45 hours) |
| 112057 | Kerezman | Benjamin | M | IN | US | 4 | Indiana 100M 2024 (30 hours) |
| 113936 | Kern | James | M | CA | US | 2 | Rio Del Lago 100M 2024 (30 hours) |
| 115018 | Kern | Jeff | M | AR | IT |