Gene Griffiths
ID 47609
Born : 1963 Cat. M60 Ultrarunner since 1999 USA
34
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
46
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
58,2%
Rank quotient ?This runner's calculation uses 34 eligible race(s): Σ(rank − 1) = 1 878; Σ finishers = 3 227. 1 878 / 3 227 × 100 = 58.20%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed34
Km — ultra races2 815 km
> 100 km5
> 160 km5
Longest race160,9 km
9th The Bear 100 Mile Endurance Run — 28/9/2007

Km per year (ultra races)

2022
2023
2024
155
3 races
2025
105
2 races
2026

Race types (share of distance)

Trail100,0%

Records

50 km7h00'18100 km16h24'0050 mi11h41'22100 mi28h26'16

HISTORY

34 race(s)
DateRacePerf.Rk
2026
11.04 50km USA4th Olympic Adventure Trail (OAT) Run 7:31:32 h65
28.03 55km USA16th Badger Mountain 55 km Challenge 8:50:11 h65
2025
10.05 50km USA17th Sun Mountain 50 km Trail Races 7:56:41 h110
12.04 50km USA3rd Olympic Adventure Trail (OAT) Run 7:00:18 h43
22.03 55km USA15th Badger Mountain 55 km Challenge 8:47:41 h59
2021
29.05 50mi USA9th Bryce 50 Mile Trail Run 15:41:38 h159
2018
02.06 50mi USA22nd Snow Peaks 50 Mile Trail Run 13:38:13 h158
2017
05.08 50mi USA25th White River 50 Mile Trail Run 12:28:24 h143
08.07 50km USA13th Grey Rock Trail Run 7:25:00 h13
2013
01.06 50mi USA17th Snow Peaks 50 Mile Trail Run 15:18:34 h194
2012
07.07 50km USA8th Grey Rock Trail Run 7:25:00 h14
02.06 50mi USA16th Snow Peaks 50 Mile Trail Run 13:52:04 h131
2011
09.07 50km USA7th Grey Rock Trail Run 7:15:11 h15
04.06 50mi USA15th Snow Peaks 50 Mile Trail Run 14:41:33 h120
2010
04.09 50mi USA6th Grand Teton Races 50 Miles 13:02:00 h19
10.07 50km USA6th Grey Rock Trail Run 7:23:04 h18
05.06 50mi USA14th Snow Peaks 50 Mile Trail Run 12:16:41 h64
2009
05.09 50mi USA5th Grand Teton Races 50 Miles 12:50:35 h17
11.07 50km USA5th Grey Rock Trail Run 7:33:12 h27
06.06 50mi USA13th Snow Peaks 50 Mile Trail Run 14:04:57 h153
2008
30.08 50mi USA4th Grand Teton Races 50 Miles 11:47:49 h9
12.07 50km USA4th Grey Rock Trail Run 7:21:00 h16
2007
28.09 100mi USA9th The Bear 100 Mile Endurance Run 30:47:00 h31
2006
22.09 100mi USA8th The Bear 100 Mile Endurance Run 30:50:24 h20
02.09 50mi USA2nd Grand Teton Races 50 Miles 11:41:22 h14
2005
23.09 100mi USA7th The Bear 100 Mile Endurance Run 30:17:45 h21
04.06 50mi USA9th Snow Peaks 50 Mile Trail Run 12:19:00 h52
2004
24.09 100mi USA6th The Bear 100 Mile Endurance Run 28:57:18 h14
08.08 100km USA3rd Katcina Mosa 100K Mountain Run 16:24:00 h11
10.07 50km USA5th Midnight Mountain 50K 7:07:15 h12
05.06 50mi USA8th Snow Peaks 50 Mile Trail Run 12:05:18 h75
2003
26.09 100mi USA5th The Bear 100 Mile Endurance Run 28:26:16 h16
03.08 100km USA2nd Katcina Mosa 100K Mountain Run 17:14:00 h15
1999
06.11 46mi USA16th Pine Mountain Trail Run 10:46:44 h19