Larry Williams
ID 885441
Born : 1976 Cat. M50 Ultrarunner since 2016 USA
28
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
40
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
1
Countries visited ?USAUnited States
36,4%
Rank quotient ?This runner's calculation uses 28 eligible race(s): Σ(rank − 1) = 1 606; Σ finishers = 4 417. 1 606 / 4 417 × 100 = 36.36%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed28
Km — ultra races2 129 km
> 100 km3
> 160 km3
Longest race160,9 km
18th Grindstone 100 Mile (USA) — 18/9/2026

Km per year (ultra races)

180
3 races
2022
2023
230
4 races
2024
80
1 race
2025
211
2 races
2026

Race types (share of distance)

Road3,9%
Trail96,1%

Wins & podiums (ultra)

🏆 Win1
🏆 Win M1
🏅 Top 33
🏅 Top 3 M3
Longest winning streak1
Current streak0

Records

50 km5h08'55100 km10h50'5950 mi9h39'29100 mi29h52'4712 h79,66 km

HISTORY

28 race(s)
DateRacePerf.Rk
2026
18.09 100mi trail race USA18th Grindstone 100 Mile 34:00:26 h78
14.02 50km USA31st Holiday Lake 50K++ 6:55:02 h65
2025
01.11 50mi USA43rd Mountain Masochist 50 Mile Trail Run 11:47:56 h54
2024
02.11 50mi USA42nd Mountain Masochist 50 Mile Trail Run 12:10:24 h84
20.04 50km USA24th Promise Land 50K++ 7:11:01 h102
16.03 50km USA17th Terrapin Mountain 50 km Race 6:12:09 h29
17.02 50km USA29th Holiday Lake 50K++ 5:40:03 h48
2022
05.11 50mi USA40th Mountain Masochist 50 Mile Trail Run 11:24:53 h56
23.04 50km USA22th Promise Land 50K++ 7:09:22 h105
19.02 50km USA27th Holiday Lake 50K++ 5:39:21 h56
2021
24.04 50km USA21th Promise Land 50K++ 7:05:49 h116
20.03 50km USA14th Terrapin Mountain 50 km Race 6:28:11 h80
13.02 50km USA26th Holiday Lake 50K++ 6:18:51 h42
2020
15.02 50km USA25th Holiday Lake 50K++ 5:09:13 h38
2019
04.10 100mi USA11th Grindstone 100 Mile 32:16:54 h137
20.07 50km USA28th Full Moon Run - Midnight 50K 6:36:55 h60
13.04 52mi USA3rd Blue Ridge Double Marathon 8:35:41 h3 🥉
2018
08.12 100km USA16th Hellgate 100 km 15:39:34 h61
03.11 50mi USA36th Mountain Masochist 50 Mile Trail Run 9:41:42 h31
05.10 100mi USA10th Grindstone 100 Mile 29:52:47 h79
28.04 50km USA18th Promise Land 50K++ 6:42:02 h61
24.03 50km USA11th Terrapin Mountain 50 km Race 6:06:04 h47
17.02 50km USA23rd Holiday Lake 50K++ 5:08:55 h28
13.01 100km USA9th Weymouth Woods 100 km Trail Run 10:50:59 h1 🏆
2017
04.11 50mi USA35th Mountain Masochist 50 Mile Trail Run 9:39:29 h44
03.06 12h USA3rd Bad Rock 12 hour night race 79.662 km2 🥈
14.01 100km USA8th Weymouth Woods 100 km Trail Run 12:11:13 h4
2016
05.11 50mi USA34th Mountain Masochist 50 Mile Trail Run 11:09:22 h123