William Weidman
ID 47184
Born : 1983 Cat. M40 Ultrarunner since 2007 USA
54
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
73
DUV-index+ ?Largest integer N such that the race distances provide at least N complete segments of N km in total. A single long race may therefore contribute several segments. See the DUV-Index tab for the detailed calculation. calculation details
6
Countries visited ?ESPSpainFRAFranceGERGermanyITAItalySUISwitzerlandUSAUnited States
11,4%
Rank quotient ?This runner's calculation uses 80 eligible race(s): Σ(rank − 1) = 2 280; Σ finishers = 20 068. 2 280 / 20 068 × 100 = 11.36%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed80
Km — ultra races8 104 km
> 100 km27
> 160 km21
> 200 km3
Longest race330,0 km
15° TOR330 - Tor des Géants — 8/9/2024

Km per year (ultra races)

802
5 races
2022
441
4 races
2023
966
5 races
2024
853
6 races
2025
455
4 races
2026

Race types (share of distance)

Trail100,0%

Wins & podiums (ultra)

🏆 Win8
🏆 Win M8
🏅 Top 322
🏅 Top 3 M22
Longest winning streak2
Current streak0

Records

50 km4h37'00100 km9h23'4050 mi7h50'47100 mi16h44'23

HISTORY

80 race(s)
DateRacePerf.Rk
2026
28.08 174km FRA23ème Ultra Trail Tour du Mont Blanc 27:52:11 h213
25.07 70km ITALTH La Thuile Ultra Trail 10:28:23 h21
11.04 100mi USA15th The Zion 100 Mile Run 22:46:33 h12
21.03 50km USA3rd The Big Alta 8:07:41 h181
2025
10.10 160km USA15th Kodiak Ultra Marathons by UTMB - 100M 22:32:17 h27
08.08 160km SUI8. Swiss Alps 100 - 100mi 29:03:58 h13
07.06 100mi USA47th Old Dominion 100 Mile Endurance Run 19:36:16 h7
09.05 100mi USA7th The Hellbender One Hundred 22:36:21 h11
22.03 50km USA18th Terrapin Mountain 50 km Race 4:38:14 h3 🥉
01.02 100mi USA33rd Rocky Raccoon 100 Mile Trail Run 16:44:23 h3 🥉
2024
07.12 100km USA9th Devil Dog Ultra 100 km Race 9:23:40 h1 🏆
08.09 330km ITA15° TOR330 - Tor des Géants 4d 02:18:29 h28
12.04 202Miles USA1st Southern States 200 2d 18:58:57 h4
16.03 50km USA17th Terrapin Mountain 50 km Race 4:57:28 h5
13.01 100mi USA24th HURT 100 Endurance Run 100 Mile 27:40:57 h13
2023
01.09 170km FRA20ème Ultra Trail Tour du Mont Blanc 30:47:06 h188
30.07 60km ITA8^ T60 - Trail del Battaglione 10:39:29 h14
28.04 100mi USA10th The Canyons Endurance 100 Miles Run 23:12:02 h21
18.03 50km USA16th Terrapin Mountain 50 km Race 4:44:30 h3 🥉
2022
10.12 100km USA20th Hellgate 100 km 12:44:10 h16
11.09 330km ITA13° Tor des Géants - 330 km Endurance Trail della Valle d'Aosta 4d 08:41:50 h67
17.06 100mi USA30th Bighorn Mountain Wild & Scenic 100 Mile Trail Run 24:33:59 h9
06.05 100mi USA4th The Hellbender One Hundred 25:13:51 h2 🥈
19.03 50km USA15th Terrapin Mountain 50 km Race 4:51:20 h2 🥈
2021
11.12 100km USA19th Hellgate 100 km 13:53:09 h28
30.10 50km USA8th PB&J Fat Ass 50K 5:16:00 h2 🥈
27.08 171km FRA18ème Ultra Trail Tour du Mont Blanc 28:48:17 h76
09.07 101km ESPVal d'Aran by UTMB - Camins de Hèr 18:48:21 h82
14.05 106mi USA9th Cruel Jewel 100 Mile 28:44:53 h8
20.03 50km USA14th Terrapin Mountain 50 km Race 4:53:50 h6
2020
17.10 50km USA7th PB&J Fat Ass 50K 4:39:00 h2 🥈
08.02 100km USA7th Sean O'Brien 100 km Trail Race 12:33:40 h23
19.01 50km USA5th Waterfall 50km 6:40:40 h7
2019
23.11 50mi USA57th JFK 50 Mile 9:36:38 h262
30.08 171km FRA17ème Ultra Trail Tour du Mont Blanc 28:23:35 h72
28.07 61km FRA11ème Tour des Fiz – Huit Refuges 10:05:54 h30
08.06 50mi USA8th OSS/CIA 50 Mile Night Run 9:41:22 h6
12.04 100mi USA2nd The Hellbender One Hundred 27:53:29 h8
23.03 50km USA12th Terrapin Mountain 50 km Race 5:18:35 h10
2018
08.12 100km USA16th Hellgate 100 km 13:09:44 h16
23.09 46km SUIPréalpes Trail du Mouret 5:55:39 h32
14.07 105km ITA6° Gran Trail Courmayeur 105 km 19:02:49 h24
20.04 100mi USA1st The Hellbender One Hundred 25:33:38 h3 🥉
03.02 8h USA13th 8 Hour Adventure Trail Run 79.501 km3 🥉
2017
30.12 40mi USA5th Boyer's Furnace 40 Mile Race 7:56:00 h3 🥉
09.12 50km USA20th Magnus Gluteus Maximus 50 km 4:57:00 h1 🏆
01.09 167.7km FRA15ème Ultra Trail Tour du Mont Blanc 30:17:09 h138
08.07 61km SUI9ème Trail Verbier St Bernard - La Traversée 10:53:02 h76
10.06 50mi USA6th OSS/CIA 50 Mile Night Run 8:52:22 h1 🏆
08.04 50mi USA25th Bull Run Run 50 Miler 7:57:57 h14
2016
26.12 40mi USA4th Boyer's Furnace 40 Mile Race 7:51:00 h4
16.10 75km FRA16ème Grand Trail du lac 9:40:52 h22
24.09 50km USA6th Table Rock 50 km Ultra 5:55:00 h16
11.06 50mi USA5th OSS/CIA 50 Mile Night Run 10:33:30 h3 🥉
2015
26.12 40mi USA3rd Boyer's Furnace 40 Mile Race 7:43:00 h1 🏆
14.11 120km GER3. Real kick Winter Ultralauf 16:53:00 h1 🏆
11.07 111km SUI7ème Trail Verbier St Bernard - X-Alpine 29:13:54 h73
11.04 50mi USA23rd Bull Run Run 50 Miler 8:27:06 h28
2014
27.12 40mi USA2nd Boyer's Furnace 40 Mile Race 8:59:00 h8
03.10 100mi USA6th Grindstone 100 Mile 23:29:29 h18
30.08 58km SUI1. Sardona Ultra Trail 58 km 11:35:01 h6
08.06 50mi USA7th Endurance Challenge - Washington D.C. Trail 50 Miles 9:26:06 h64
10.05 50km USA16th Capon Valley 50K Run 5:01:18 h6
15.03 50km USA9th Elizabeth's Furnace Fat Ass 50 km Race 6:00:00 h6
2013
28.12 40mi USA1st Boyer's Furnace 40 Mile Race 7:43:00 h1 🏆
27.07 50km USA18th Catoctin 50k Trail Run 6:32:50 h25
2012
15.12 50km USA15th Magnus Gluteus Maximus 50 km 4:37:00 h1 🏆
23.06 100km USA6th Mason-Dixon Trail Longest Day 100K Challenge 15:58:00 h6
12.05 50mi USA31st Ice Age Trail 50 Mile Run 9:41:41 h95
2011
10.12 50km USA14th Magnus Gluteus Maximus 50 km 4:42:00 h2 🥈
13.11 50km USA4th Potomac Heritage Trail 4:59:00 h2 🥈
2010
24.07 50km USA1st Catherine's 50k Run 6:38:00 h5
06.03 50km USA6th Seneca Creek Greenway Trail 50k 5:37:54 h42
2009
01.11 50km USA2nd Potomac Heritage Trail 5:14:00 h6
25.04 50km USA9th Promise Land 50K++ 6:08:24 h22
14.03 50km USA4th Elizabeth's Furnace Fat Ass 50 km Race 5:41:00 h1 🏆
2008
19.10 50km USA1st Potomac Heritage Trail 4:58:00 h3 🥉
19.07 100mi USA20th Vermont 100 Mile Endurance Race 19:20:34 h11
01.03 50km USA4th Seneca Creek Greenway Trail 50k 5:07:02 h19
2007
17.11 50mi USA45th JFK 50 Mile 7:50:47 h66