Jeffrey Holdaway

Born : 1958 Cat. M65 Ultrarunner since 1998

DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.

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

Countries visited ?

Switzerland

United States

32,7%

Rank quotient ?This runner's calculation uses 115 eligible race(s): Σ(rank − 1) = 5 635; Σ finishers = 17 232. 5 635 / 17 232 × 100 = 32.70%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed115

Km — ultra races12 676 km

> 100 km52

> 160 km51

> 200 km2

> 24h1

Longest race383,0 km

4th Moab 240 Endurance Run — 9/10/2020

Km per year (ultra races)

519

2022

148

2023

2024

332

2025

161

2026

Race types (share of distance)

Road2,4%

Trail97,6%

Wins & podiums (ultra)

🏆 Win1

🏆 Win M2

🏅 Top 38

🏅 Top 3 M11

Longest winning streak1

Current streak0

Records

50 km4h07'22 100 km13h43'00 50 mi8h26'33 100 mi18h14'20 24 h146,70 km

HISTORY

115 race(s)

Date		Race	Perf.	Rk
2026
27.02	100mi	8th Grandmaster Ultras 100 Mile Run	32:40:00 h	17
2025
13.06	206mi	10th Tahoe 200 Mile Endurance Run	3d 23:39:55 h	116
2023
10.06	64.1km	EcoTrail Genève 64km	10:47:11 h	14
14.01	52mi	13th Coldwater Rumble 52 Mile Race	15:18:08 h	34
2022
09.09	100mi	43th Wasatch Front 100 Mile	34:33:45 h	120
23.07	50km	15th Speedgoat 50k	10:03:13 h	209
11.06	50mi	26th Snow Peaks 50 Mile Trail Run	20:29:52 h	221
25.03	50mi	17th Antelope Island Buffalo Run 50 Mile	10:48:06 h	31
01.01	24h	37th Across the Years, 24h	146.698 km	15
2021
10.09	100mi	42th Wasatch Front 100 Mile	35:01:20 h	131
12.06	50mi	25th Snow Peaks 50 Mile Trail Run	15:24:50 h	201
10.04	100mi	10th The Zion 100 Mile Run	33:39:27 h	115
26.03	50mi	16th Antelope Island Buffalo Run 50 Mile	10:26:21 h	67
2020
09.10	238mi	4th Moab 240 Endurance Run	4d 03:42:19 h	61
25.07	50km	13th Speedgoat 50k	10:10:48 h	95
13.06	50mi	24th Snow Peaks 50 Mile Trail Run	12:34:46 h	76
2019
06.09	100mi	40th Wasatch Front 100 Mile	32:39:56 h	109
20.07	50km	12th Speedgoat 50k	10:47:16 h	167
22.03	100mi	14th Antelope Island Buffalo Run 100 Mile	26:42:57 h	34
2018
08.12	50km	21th Magnus Gluteus Maximus 50 km	7:30:00 h	39
27.10	100km	16th Javelina Jundred 100 km Endurance Run	14:13:40 h	45
07.09	100mi	39th Wasatch Front 100 Mile	35:45:08 h	179
04.08	100km	17th Katcina Mosa 100K Mountain Run	19:52:22 h	28
2017
08.09	100mi	38th Wasatch Front 100 Mile	34:48:12 h	170
17.03	100mi	12th Antelope Island Buffalo Run 100 Mile	27:10:14 h	18
2016
10.12	100mi	3rd Brazos Bend 100 - 100 Mile	21:50:38 h	22
09.09	100mi	37th Wasatch Front 100 Mile	34:25:32 h	179
18.03	100mi	11th Antelope Island Buffalo Run 100 Mile	24:39:14 h	16
06.02	100mi	11th Iron Horse 100 Mile Endurance Run	23:47:55 h	12
2015
05.12	50km	18th Magnus Gluteus Maximus 50 km	5:48:00 h	16
11.09	100mi	36th Wasatch Front 100 Mile	33:40:35 h	133
21.03	50mi	10th Antelope Island Buffalo Run 50 Mile	11:20:00 h	111
2014
05.09	100mi	35th Wasatch Front 100 Mile	31:23:47 h	141
08.03	100mi	3rd Graveyard 100 Mile Ultramarathon	21:56:46 h	19
2013
06.09	100mi	34th Wasatch Front 100 Mile	34:46:58 h	174
12.07	100mi	20th Hardrock Hundred Endurance Run	40:48:30 h	56
22.03	100mi	8th Antelope Island Buffalo Run 100 Mile	27:56:00 h	41
02.02	8h	8th 8 Hour Adventure Trail Run	68.075 km	13
01.01	50km	17th Red Eye 50km	5:29:00 h	2 🥈
2012
15.12	50km	15th Magnus Gluteus Maximus 50 km	5:27:00 h	15
17.11	50mi	50th JFK 50 Mile	9:14:44 h	258
07.09	100mi	33rd Wasatch Front 100 Mile	29:51:35 h	97
02.06	50mi	5th Endurance Challenge - Washington D.C. Trail 50 Miles	9:32:31 h	65
19.05	50km	14th Capon Valley 50K Run	4:57:17 h	14
03.03	50km	8th Seneca Creek Greenway Trail 50k	5:46:10 h	45
04.02	50mi	20th Rocky Raccoon 50 Mile Trail Run	8:33:23 h	15
2011
08.10	45mi	16th Andiamo 45 Mile Run	6:43:17 h	1 🏆
09.09	100mi	32nd Wasatch Front 100 Mile	27:43:27 h	37
04.06	50mi	15th Snow Peaks 50 Mile Trail Run	12:36:08 h	65
05.02	100mi	19th Rocky Raccoon 100 Mile Trail Runs	20:43:51 h	30
01.01	50km	15th Red Eye 50km	5:22:00 h	2 🥈
2010
10.09	100mi	31st Wasatch Front 100 Mile	27:51:08 h	38
05.06	100mi	32nd Old Dominion 100 Mile Endurance Run	23:42:16 h	20
08.05	50km	12th Capon Valley 50K Run	5:12:31 h	35
06.02	100mi	18th Rocky Raccoon 100 Mile Trail Run	20:13:39 h	32
01.01	50km	14th Red Eye 50km	5:32:00 h	3 🥉
2009
12.09	100mi	30th Wasatch Front 100 Mile	28:54:11 h	49
09.05	50km	11th Capon Valley 50K Run	5:17:47 h	17
07.02	100mi	17th Rocky Raccoon 100 Mile Trail Run	21:13:48 h	24
01.01	50km	13th Red Eye 50km	4:35:00 h	4
2008
13.12	50km	13th Magnus Gluteus Maximus 50 km	5:22:00 h	6
06.09	100mi	29th Wasatch Front 100 Mile	29:46:17 h	46
10.05	50km	10th Capon Valley 50K Run	4:54:00 h	10
02.02	100mi	16th Rocky Raccoon 100 Mile Trail Run	19:59:51 h	20
01.01	50km	12th Red Eye 50km	5:14:00 h	3 🥉
2007
15.12	50km	12th Magnus Gluteus Maximus 50 km	5:09:00 h	4
08.09	100mi	28th Wasatch Front 100 Mile	28:39:44 h	32
04.08	50km	12th Catoctin 50k Trail Run	6:34:09 h	16
12.05	50km	9th Capon Valley 50K Run	5:08:10 h	24
03.02	100mi	15th Rocky Raccoon 100 Mile Trail Run	19:24:30 h	15
13.01	50km	2nd Elizabeth's Furnace Fat Ass 50 km Race	6:52:00 h	7
01.01	50km	11th Red Eye 50km	5:24:00 h	2 🥈
2006
16.12	50km	11th Magnus Gluteus Maximus 50 km	4:57:00 h	3 🥉
09.09	100mi	27th Wasatch Front 100 Mile	35:51:28 h	148
15.07	100mi	13th Hardrock Hundred Endurance Run	42:16:38 h	44
06.05	50km	8th Capon Valley 50K Run	4:38:21 h	11
04.02	100mi	14th Rocky Raccoon 100 Mile Trail Run	19:49:37 h	17
2005
10.12	50km	10th Magnus Gluteus Maximus - Potchari Hippu 50 km	5:47:00 h	8
10.09	100mi	26th Wasatch Front 100 Mile	28:20:30 h	47
05.02	100mi	13th Rocky Raccoon 100 Mile Trail Run	19:53:05 h	12
01.01	50km	9th Red Eye 50km	4:35:00 h	2 🥈
2004
11.12	50km	9th Magnus Gluteus Maximus - Ponga Craka 50 km	5:12:00 h	6
20.11	50mi	42nd JFK 50 Mile	8:37:02 h	96
11.09	100mi	25th Wasatch Front 100 Mile	27:35:57 h	19
07.02	100mi	12th Rocky Raccoon 100 Mile Trail Run	18:53:55 h	11
2003
22.11	50mi	41st JFK 50 Mile	8:26:33 h	83
06.09	100mi	24th Wasatch Front 100 Mile	29:12:41 h	34
03.08	100km	2nd Katcina Mosa 100K Mountain Run	13:43:00 h	4
17.05	50km	5th Capon Valley 50K Run	4:07:22 h	8
01.02	100mi	11th Rocky Raccoon 100 Mile Trail Run	18:14:20 h	5
2002
07.09	100mi	23rd Wasatch Front 100 Mile	25:36:37 h	14
18.05	50km	4th Capon Valley 50K Run	4:26:16 h	10
02.02	100mi	10th Rocky Raccoon 100 Mile Trail Run	19:30:43 h	18
2001
15.12	50km	6th Magnus Gluteus Maximus - Nui Loa Okole 50 km	4:56:00 h	4
08.09	100mi	22nd Wasatch Front 100 Mile	27:38:05 h	19
13.07	100mi	9th Hardrock Hundred Endurance Run	37:43:03 h	25
02.06	50mi	5th Snow Peaks 50 Mile Trail Run	16:15:59 h	121
07.04	50mi	9th Bull Run Run 50 Miler	9:00:09 h	23
24.03	50km	13th The HAT Run 50K	4:40:48 h	23
2000
03.06	100mi	22nd Old Dominion 100 Mile Endurance Run	21:37:12 h	12
15.04	50mi	8th Bull Run Run 50 Miler	8:44:13 h	31
24.03	50km	12th The HAT Run 50K	4:48:36 h	23
05.02	100mi	8th Rocky Raccoon 100 Mile Trail Run	20:32:20 h	17
1999
18.12	50km	4th Magnus Gluteus Maximus - Patpela Ananit 50 km	5:17:15 h	6
20.11	50mi	37th JFK 50 Mile	9:14:46 h	197
11.09	100mi	20th Wasatch Front 100 Mile	26:47:00 h	20
21.08	50km	4th Catoctin 50k Trail Run	6:40:44 h	36
05.06	100mi	21st Old Dominion 100 Mile Endurance Run	23:14:20 h	25
17.04	50mi	7th Bull Run Run 50 Miler	9:07:27 h	43
20.03	50km	11th The HAT Run 50K	4:48:55 h	46
13.02	50km	4th Holiday Lake 50K++	5:23:28 h	25
01.01	50km	4th Red Eye 50km	5:29:00 h	4
1998
12.12	50km	3rd Magnus Gluteus Maximus - Bufu-Bufu Baty 50 km	6:01:00 h	8
03.10	45mi	8th Andiamo 45 Mile Run	7:57:00 h	5
12.09	100mi	19th Wasatch Front 100 Mile	35:18:00 h	139

Filter

Runner	Races in common

DUV-index calculation details

#	Date	Race	Credited km	DUV-index+
✓ 1	9/10/2020	4th Moab 240 Endurance Run	383,02	×4
✓ 2	13/6/2025	10th Tahoe 200 Mile Endurance Run	331,52	×4
✓ 3	27/2/2026	8th Grandmaster Ultras 100 Mile Run	160,93	×2
✓ 4	9/9/2022	43th Wasatch Front 100 Mile	160,93	×2
✓ 5	10/9/2021	42th Wasatch Front 100 Mile	160,93	×2
✓ 6	10/4/2021	10th The Zion 100 Mile Run	160,93	×2
✓ 7	6/9/2019	40th Wasatch Front 100 Mile	160,93	×2
✓ 8	22/3/2019	14th Antelope Island Buffalo Run 100 Mile	160,93	×2
✓ 9	7/9/2018	39th Wasatch Front 100 Mile	160,93	×2
✓ 10	8/9/2017	38th Wasatch Front 100 Mile	160,93	×2
✓ 11	17/3/2017	12th Antelope Island Buffalo Run 100 Mile	160,93	×2
✓ 12	10/12/2016	3rd Brazos Bend 100 - 100 Mile	160,93	×2
✓ 13	9/9/2016	37th Wasatch Front 100 Mile	160,93	×2
✓ 14	18/3/2016	11th Antelope Island Buffalo Run 100 Mile	160,93	×2
✓ 15	6/2/2016	11th Iron Horse 100 Mile Endurance Run	160,93	×2
✓ 16	11/9/2015	36th Wasatch Front 100 Mile	160,93	×2
✓ 17	5/9/2014	35th Wasatch Front 100 Mile	160,93	×2
✓ 18	8/3/2014	3rd Graveyard 100 Mile Ultramarathon	160,93	×2
✓ 19	6/9/2013	34th Wasatch Front 100 Mile	160,93	×2
✓ 20	12/7/2013	20th Hardrock Hundred Endurance Run	160,93	×2
✓ 21	22/3/2013	8th Antelope Island Buffalo Run 100 Mile	160,93	×2
✓ 22	7/9/2012	33rd Wasatch Front 100 Mile	160,93	×2
✓ 23	9/9/2011	32nd Wasatch Front 100 Mile	160,93	×2
✓ 24	5/2/2011	19th Rocky Raccoon 100 Mile Trail Runs	160,93	×2
✓ 25	10/9/2010	31st Wasatch Front 100 Mile	160,93	×2
✓ 26	5/6/2010	32nd Old Dominion 100 Mile Endurance Run	160,93	×2
✓ 27	6/2/2010	18th Rocky Raccoon 100 Mile Trail Run	160,93	×2
✓ 28	12/9/2009	30th Wasatch Front 100 Mile	160,93	×2
✓ 29	7/2/2009	17th Rocky Raccoon 100 Mile Trail Run	160,93	×2
✓ 30	6/9/2008	29th Wasatch Front 100 Mile	160,93	×2
✓ 31	2/2/2008	16th Rocky Raccoon 100 Mile Trail Run	160,93	×2
✓ 32	8/9/2007	28th Wasatch Front 100 Mile	160,93	×2
✓ 33	3/2/2007	15th Rocky Raccoon 100 Mile Trail Run	160,93	×2
✓ 34	9/9/2006	27th Wasatch Front 100 Mile	160,93	×2
✓ 35	15/7/2006	13th Hardrock Hundred Endurance Run	160,93	×2
✓ 36	4/2/2006	14th Rocky Raccoon 100 Mile Trail Run	160,93	×2
✓ 37	10/9/2005	26th Wasatch Front 100 Mile	160,93	×2
✓ 38	5/2/2005	13th Rocky Raccoon 100 Mile Trail Run	160,93	×2
✓ 39	11/9/2004	25th Wasatch Front 100 Mile	160,93	×2
✓ 40	7/2/2004	12th Rocky Raccoon 100 Mile Trail Run	160,93	×2
✓ 41	6/9/2003	24th Wasatch Front 100 Mile	160,93	×2
✓ 42	1/2/2003	11th Rocky Raccoon 100 Mile Trail Run	160,93	×2
✓ 43	7/9/2002	23rd Wasatch Front 100 Mile	160,93	×2
✓ 44	2/2/2002	10th Rocky Raccoon 100 Mile Trail Run	160,93	×2
✓ 45	8/9/2001	22nd Wasatch Front 100 Mile	160,93	×2
✓ 46	13/7/2001	9th Hardrock Hundred Endurance Run	160,93	×2
✓ 47	3/6/2000	22nd Old Dominion 100 Mile Endurance Run	160,93	×2
✓ 48	5/2/2000	8th Rocky Raccoon 100 Mile Trail Run	160,93	×2
✓ 49	11/9/1999	20th Wasatch Front 100 Mile	160,93	×2
✓ 50	5/6/1999	21st Old Dominion 100 Mile Endurance Run	160,93	×2
✓ 51	12/9/1998	19th Wasatch Front 100 Mile	160,93	×2
✓ 52	1/1/2022	37th Across the Years, 24h	146,70	×1
✓ 53	27/10/2018	16th Javelina Jundred 100 km Endurance Run	100,00	×1
✓ 54	4/8/2018	17th Katcina Mosa 100K Mountain Run	100,00	×1
✓ 55	3/8/2003	2nd Katcina Mosa 100K Mountain Run	100,00	×1
✓ 56	14/1/2023	13th Coldwater Rumble 52 Mile Race	83,69	×1
✓ 57	11/6/2022	26th Snow Peaks 50 Mile Trail Run	80,47	×1
✓ 58	25/3/2022	17th Antelope Island Buffalo Run 50 Mile	80,47	×1
✓ 59	12/6/2021	25th Snow Peaks 50 Mile Trail Run	80,47	×1
✓ 60	26/3/2021	16th Antelope Island Buffalo Run 50 Mile	80,47	×1
✓ 61	13/6/2020	24th Snow Peaks 50 Mile Trail Run	80,47	×1
✓ 62	21/3/2015	10th Antelope Island Buffalo Run 50 Mile	80,47	×1
✓ 63	17/11/2012	50th JFK 50 Mile	80,47	×1
✓ 64	2/6/2012	5th Endurance Challenge - Washington D.C. Trail 50 Miles	80,47	×1
✓ 65	4/2/2012	20th Rocky Raccoon 50 Mile Trail Run	80,47	×1
✓ 66	4/6/2011	15th Snow Peaks 50 Mile Trail Run	80,47	×1
✓ 67	20/11/2004	42nd JFK 50 Mile	80,47	×1
✓ 68	22/11/2003	41st JFK 50 Mile	80,47	×1
✓ 69	2/6/2001	5th Snow Peaks 50 Mile Trail Run	80,47	×1
✓ 70	7/4/2001	9th Bull Run Run 50 Miler	80,47	×1
✓ 71	15/4/2000	8th Bull Run Run 50 Miler	80,47	×1
✓ 72	20/11/1999	37th JFK 50 Mile	80,47	×1
✓ 73	17/4/1999	7th Bull Run Run 50 Miler	80,47	×1
74	8/10/2011	16th Andiamo 45 Mile Run	72,42	—
75	3/10/1998	8th Andiamo 45 Mile Run	72,42	—
76	2/2/2013	8th 8 Hour Adventure Trail Run	68,08	—
77	10/6/2023	EcoTrail Genève 64km	64,10	—
78	23/7/2022	15th Speedgoat 50k	50,00	—
79	25/7/2020	13th Speedgoat 50k	50,00	—
80	20/7/2019	12th Speedgoat 50k	50,00	—
81	8/12/2018	21th Magnus Gluteus Maximus 50 km	50,00	—
82	5/12/2015	18th Magnus Gluteus Maximus 50 km	50,00	—
83	1/1/2013	17th Red Eye 50km	50,00	—
84	15/12/2012	15th Magnus Gluteus Maximus 50 km	50,00	—
85	19/5/2012	14th Capon Valley 50K Run	50,00	—
86	3/3/2012	8th Seneca Creek Greenway Trail 50k	50,00	—
87	1/1/2011	15th Red Eye 50km	50,00	—
88	8/5/2010	12th Capon Valley 50K Run	50,00	—
89	1/1/2010	14th Red Eye 50km	50,00	—
90	9/5/2009	11th Capon Valley 50K Run	50,00	—
91	1/1/2009	13th Red Eye 50km	50,00	—
92	13/12/2008	13th Magnus Gluteus Maximus 50 km	50,00	—
93	10/5/2008	10th Capon Valley 50K Run	50,00	—
94	1/1/2008	12th Red Eye 50km	50,00	—
95	15/12/2007	12th Magnus Gluteus Maximus 50 km	50,00	—
96	4/8/2007	12th Catoctin 50k Trail Run	50,00	—
97	12/5/2007	9th Capon Valley 50K Run	50,00	—
98	13/1/2007	2nd Elizabeth's Furnace Fat Ass 50 km Race	50,00	—
99	1/1/2007	11th Red Eye 50km	50,00	—
100	16/12/2006	11th Magnus Gluteus Maximus 50 km	50,00	—
101	6/5/2006	8th Capon Valley 50K Run	50,00	—
102	10/12/2005	10th Magnus Gluteus Maximus - Potchari Hippu 50 km	50,00	—
103	1/1/2005	9th Red Eye 50km	50,00	—
104	11/12/2004	9th Magnus Gluteus Maximus - Ponga Craka 50 km	50,00	—
105	17/5/2003	5th Capon Valley 50K Run	50,00	—
106	18/5/2002	4th Capon Valley 50K Run	50,00	—
107	15/12/2001	6th Magnus Gluteus Maximus - Nui Loa Okole 50 km	50,00	—
108	24/3/2001	13th The HAT Run 50K	50,00	—
109	24/3/2000	12th The HAT Run 50K	50,00	—
110	18/12/1999	4th Magnus Gluteus Maximus - Patpela Ananit 50 km	50,00	—
111	21/8/1999	4th Catoctin 50k Trail Run	50,00	—
112	20/3/1999	11th The HAT Run 50K	50,00	—
113	13/2/1999	4th Holiday Lake 50K++	50,00	—
114	1/1/1999	4th Red Eye 50km	50,00	—
115	12/12/1998	3rd Magnus Gluteus Maximus - Bufu-Bufu Baty 50 km	50,00	—