Adam Gifford
ID 46653
Born : 1974 Cat. M50 Ultrarunner since 2001 USA
45
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
50
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
61,6%
Rank quotient ?This runner's calculation uses 45 eligible race(s): Σ(rank − 1) = 3 143; Σ finishers = 5 103. 3 143 / 5 103 × 100 = 61.59%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed45
Km — ultra races3 861 km
> 100 km10
> 160 km10
> 24h1
Longest race160,9 km
10th Javelina Jundred 100 Mile Endurance Run — 27/10/2012

Km per year (ultra races)

2022
2023
2024
2025
80
1 race
2026

Race types (share of distance)

Road4,9%
Trail95,1%

Records

50 km5h34'46100 km17h07'2450 mi10h03'05100 mi21h09'1312 h96,56 km24 h92,92 km

HISTORY

45 race(s)
DateRacePerf.Rk
2026
11.07 50mi USA19th Leadville Silver Rush 50 Mile Run 12:07:17 h366
2020
27.06 50km USA1st Bears Ears 50 km Ultra Race 9:03:14 h55
2019
06.07 50mi USA12th Leadville Silver Rush 50 Mile Run 12:07:17 h364
15.06 33mi USA23rd Holcomb Valley 33 Mile 7:53:28 h55
16.02 55km USA13th Moab Red Hot 55k 7:07:19 h81
2018
24.03 50km USA26th Crown King Scramble 50K 6:56:17 h68
2017
18.11 50km USA3rd Dead Horse 50 km Race 5:34:46 h79
2014
04.04 50km USA3rd The Zion 50 km Run 6:10:52 h30
2013
27.04 50mi USA24th Zane Grey 50 Mile Endurance Run 14:06:37 h73
06.04 50km USA21st Crown King Scramble 50K 6:26:23 h47
2012
27.10 100mi USA10th Javelina Jundred 100 Mile Endurance Run 21:09:13 h15
20.10 50km USA3rd Cave Creek Thriller 50K Race 6:28:19 h16
03.03 50mi USA22nd Old Pueblo 50 Mile Endurance Run 11:26:26 h63
2011
31.12 24h USA28th Across the Years, 24h 92.923 km68
06.08 100km USA10th Katcina Mosa 100K Mountain Run 19:24:48 h33
11.06 100mi USA10th San Diego 100 Mile Endurance Run 30:20:20 h90
2010
24.09 100mi USA12th The Bear 100 Mile Endurance Run 34:54:10 h110
15.05 100km USA17th Bishop High Sierra Ultramarathons 100 km 17:07:24 h35
27.03 100mi USA16th Umstead Endurance Run 100 Miles 22:26:47 h53
13.03 12h USA4th Delano Park 12 Hour Run 96.560 km14
13.02 50km USA7th Dances with Dirt - Green Swamp 50 km Ultra 6:33:08 h16
2009
31.10 100mi USA7th Javelina Jundred 100 Mile Endurance Run 27:22:00 h79
10.10 50km USA18th John Holmes 50k Trail Run 5:49:25 h15
18.07 100mi USA8th Tahoe Rim Trail 100M Endurance Runs 31:50:00 h47
04.07 50km USA21st Finger Lakes Fifties 50 km Run 7:01:52 h43
06.06 100mi USA14th Kettle Moraine 100 Mile Endurance Run 26:18:42 h58
24.05 50mi USA4th Trail Festival at Pineland Farms 10:03:05 h52
28.03 50km USA5th Guana River 50K Trail Run 6:14:31 h17
14.03 50mi USA6th Land Between The Lakes 50 Mile Trail Run 11:01:08 h45
07.02 100mi USA17th Rocky Raccoon 100 Mile Trail Run 25:10:07 h86
2008
28.12 50mi USAStar-Lit-Luna 50 Miler 11:13:00 h7
29.11 50km USA4th Bartram Forest Winter Trail Run 5:35:20 h4
11.10 50km USA17th John Holmes 50k Trail Run 6:55:18 h42
28.09 50mi USA15th Vermont 50 Miles Ultra Run 11:42:23 h138
19.07 100mi USA20th Vermont 100 Mile Endurance Race 28:36:31 h118
05.07 50mi USA20th Finger Lakes Fifties 50 Mile Run 11:32:12 h24
25.05 50mi USA3rd Trail Festival at Pineland Farms 11:10:01 h49
05.04 100mi USA14th Umstead Endurance Run 100 Miles 27:08:54 h63
22.03 50km USA14th Croom Trail 50K I'm Not A Fool Run 5:59:06 h24
02.02 50km USA2nd Manasota Track Club 50K 6:15:48 h20
2007
13.10 50km USA16th John Holmes 50k Trail Run 6:49:00 h48
28.07 31mi USA5th Jay Mountain Marathon 9:15:03 h203
07.04 50km USA13th Croom Trail 50K I'm Not A Fool Run 6:00:57 h25
2001
13.10 50km USA8th Cuyamaca-Laguna 50k Trail Race 8:39:46 h78
17.03 50km USA15th Crown King Scramble 50K 8:42:54 h172