Greg Bergeron

Born : 1970 Cat. M55 Ultrarunner since 2010

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 ?

Canada

Mexico

New Zealand

South Africa

United States

34,8%

Rank quotient ?This runner's calculation uses 79 eligible race(s): Σ(rank − 1) = 8 243; Σ finishers = 23 715. 8 243 / 23 715 × 100 = 34.76%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed79

Km — ultra races5 974 km

> 100 km8

> 160 km6

> 200 km1

> 24h1

Longest race402,3 km

6th Cocodona 250 — 4/5/2026

Km per year (ultra races)

578

2022

280

2023

410

2024

237

2025

633

2026

Race types (share of distance)

Road15,2%

Trail83,3%

Elim.1,5%

Wins & podiums (ultra)

🏆 Win2

🏆 Win M2

🏅 Top 33

🏅 Top 3 M7

Longest winning streak1

Current streak0

Records

50 km4h35'43 100 km13h40'08 50 mi9h01'21 100 mi23h13'59 12 h93,39 km 24 h117,16 km Backyard13 loops

HISTORY

79 race(s)

Date		Race	Perf.	Rk
2026
05.09	50km	18th Noble Canyon 50k	7:00:27 h	100
06.06	50km	5th Malibu Canyon Trail Races (SAMO 50 km)	6:58:29 h	43
04.05	250mi	6th Cocodona 250	4d 14:42:39 h	149
14.02	50km	7th The Ranch 50 km Race	6:30:14 h	43
10.01	50mi	14th San Diego 50 Mile Trail	10:05:41 h	42
2025
04.10	100km	14th Cuyamaca 100 km Endurance Run	16:11:50 h	149
06.09	50km	17th Noble Canyon 50k	7:06:41 h	101
16.08	12h	4th South Bay 24 Day Run	86.502 km	5
2024
14.09	50km	16th Noble Canyon 50k	7:01:06 h	61
20.07	50km	4th Elder Creek Night Runs in the Desert 50 km Run	7:00:42 h	10
29.06	100mi	51st Western States 100 Mile Endurance Run	29:21:27 h	249
17.03	50km	10° Ultramaraton Baja Trail 50K	8:39:01 h	85
13.01	99.5km	24th Bandera 100 km Endurance Run	14:24:14 h	129
2023
17.06	50km	7th Black Mountain 50K	6:14:28 h	33
13.05	50mi	20th PCT 50 Mile Trail Run	12:28:53 h	52
23.04	100km	30th Leona Divide 100 km Run	15:53:39 h	38
25.03	50km	10th Behind the Rocks 50km Race	6:49:10 h	57
2022
22.10	50km	15th Lake Hodges Trail Fest 50K	6:38:47 h	77
08.10	100km	11th Cuyamaca 100 km Endurance Run	16:35:43 h	118
17.09	50km	14th Noble Canyon 50k	6:22:39 h	51
13.08	24h	1st South Bay 24	117.160 km	22
03.06	100mi	21th San Diego 100 Mile Endurance Run	28:47:02 h	60
09.04	50km	11th The Zion 50 km Run	6:20:52 h	89
20.03	50km	8° Ultramaraton Baja Trail 50K	7:42:49 h	43
2021
10.04	50km	9th Beyond Limits Ultra Race 50km	4:35:43 h	1 🏆
06.03	50km	2nd The Ranch 50 km Race	5:23:54 h	16
14.02	100km	8th Black Canyon Trail 100 km Run	15:05:53 h	203
2019
21.09	50km	13th Noble Canyon 50k	6:12:27 h	28
17.08	12h	5th Julian Station Full Moon 12 Hour Run	68.847 km	15
07.06	100mi	18th San Diego 100 Mile Endurance Run	29:20:50 h	98
11.05	50mi	16th PCT 50 Mile Trail Run	11:28:46 h	59
06.04	50km	27th Leona Divide 50 km Run	5:57:47 h	38
17.03	50km	6° Ultramaraton Baja Trail 50K	9:31:16 h	126
16.02	100km	6th Black Canyon Trail 100 km Run	13:54:38 h	283
12.01	50km	39th Avalon Benefit 50 km Run	7:01:52 h	98
2018
27.10	100mi	16th Javelina Jundred 100 Mile Endurance Run	23:13:59 h	105
06.10	100km	7th Cuyamaca 100 km Endurance Run	14:05:27 h	75
22.09	50km	12th Noble Canyon 50k	6:23:06 h	46
25.08	12h	4th Julian Station Full Moon 12 Hour Run	80.821 km	6
01.06	50mi	6th Bryce 50 Mile Trail Run	12:31:54 h	45
28.04	55km	12th Lost Boys 55 km Trail Run	7:01:24 h	3 🥉
10.03	50km	5th Old West Trails 50km Race	5:09:11 h	17
10.02	102km	10th Tarawera 100 km Ultramarathon	15:05:23 h	139
2017
18.11	50mi	55th JFK 50 Mile	9:55:47 h	278
07.10	100km	6th Cuyamaca 100 km Endurance Run	14:09:25 h	33
23.09	50km	11th Noble Canyon 50k	5:46:34 h	32
02.09	Backyard Ultra	1st Last Man Standing Ultramarathon	87.178 km (13h)	11
22.07	52.4mi	2nd The San Francisco Ultramarathon	9:20:31 h	11
13.05	50km	12th Whoo's In El Moro 50k Trail Races - Spring Edition	6:13:35 h	36
08.04	50km	8th Oriflamme 50K Trail Run	5:38:19 h	20
25.02	50mi	4th Antelope Canyon 50 Mile Race	11:00:22 h	40
2016
17.09	50km	10th Noble Canyon 50k	5:59:49 h	27
19.03	50km	3rd Old West Trails 50km Race	5:22:27 h	25
27.02	50km	2nd Sycamore Canyon 50k	5:54:41 h	9
2015
24.10	50km	8th Lake Hodges Trail Fest 50K	5:01:25 h	10
08.08	8h	3rd Sweltering Summer Ultra 8 Hours Run	71.490 km	7
2014
06.09	50km	1st Overlook Endurance Run 50K	5:39:21 h	10
23.08	50km	8th Green Lakes Endurance Run 50 km	4:47:41 h	13
19.04	50km	5th Traprock 50k Ultramarathon	5:55:37 h	29
22.03	100km	5th New Jersey Ultra Festival 100 km Race	13:40:08 h	5
04.01	50km	4th Croom Zoom 50 km Run	4:56:06 h	6
2013
06.10	50km	1st Pinnacle Ultra Challenge	5:16:19 h	15
21.09	50km	4th Javelina Jangover Night Run 50K	6:10:56 h	18
14.06	100mi	1st TARC 100 Mile	26:27:58 h	29
26.05	50km	8th Trail Festival at Pineland Farms	5:19:40 h	48
11.05	50km	10th Dances with Dirt - Gnaw Bone 50 km Ultra	5:59:02 h	15
23.03	50mi	4th New Jersey Ultra Festival 50 Mile Race	9:37:50 h	15
09.02	50km	2nd Mid-Maryland Ultra 50k	5:14:18 h	24
2012
31.12	12h	3rd Peanut Island 12 Hour Run	93.385 km	1 🏆
22.09	50km	10th Dances with Dirt - Hell 50K Ultra	5:38:25 h	14
27.07	12h	16th Around The Lake Ultra 12h	88.143 km	13
14.07	50km	9th Dances with Dirt - Devil's Lake 50K Ultra	5:56:48 h	47
03.06	89km road race	87th Comrades Marathon - Down Run	9:50:48 h	4131
28.04	50km	2nd TARC Spring Classic 50 km	4:55:19 h	26
24.03	50km	9th Dances with Dirt - Green Swamp 50 km Ultra	5:03:55 h	5
2011
25.09	50km	18th Vermont 50 km Ultra Run	5:53:04 h	32
23.04	50km	3rd Red Mountain 50K	5:07:27 h	12
2010
09.10	50mi	8th Can Lake 50 Mile Ultra	9:01:21 h	29
19.06	50km	18th Niagara Ultra 50 km	4:52:42 h	39

Filter

Runner	Races in common

DUV-index calculation details

#	Date	Race	Credited km	DUV-index+
✓ 1	4/5/2026	6th Cocodona 250	402,34	×7
✓ 2	29/6/2024	51st Western States 100 Mile Endurance Run	160,93	×3
✓ 3	3/6/2022	21th San Diego 100 Mile Endurance Run	160,93	×3
✓ 4	7/6/2019	18th San Diego 100 Mile Endurance Run	160,93	×3
✓ 5	27/10/2018	16th Javelina Jundred 100 Mile Endurance Run	160,93	×3
✓ 6	14/6/2013	1st TARC 100 Mile	160,93	×3
✓ 7	13/8/2022	1st South Bay 24	117,16	×2
✓ 8	10/2/2018	10th Tarawera 100 km Ultramarathon	102,00	×1
✓ 9	4/10/2025	14th Cuyamaca 100 km Endurance Run	100,00	×1
✓ 10	23/4/2023	30th Leona Divide 100 km Run	100,00	×1
✓ 11	8/10/2022	11th Cuyamaca 100 km Endurance Run	100,00	×1
✓ 12	14/2/2021	8th Black Canyon Trail 100 km Run	100,00	×1
✓ 13	16/2/2019	6th Black Canyon Trail 100 km Run	100,00	×1
✓ 14	6/10/2018	7th Cuyamaca 100 km Endurance Run	100,00	×1
✓ 15	7/10/2017	6th Cuyamaca 100 km Endurance Run	100,00	×1
✓ 16	22/3/2014	5th New Jersey Ultra Festival 100 km Race	100,00	×1
✓ 17	13/1/2024	24th Bandera 100 km Endurance Run	99,50	×1
✓ 18	31/12/2012	3rd Peanut Island 12 Hour Run	93,39	×1
✓ 19	3/6/2012	87th Comrades Marathon - Down Run (RSA)	89,00	×1
✓ 20	27/7/2012	16th Around The Lake Ultra 12h	88,14	×1
✓ 21	2/9/2017	1st Last Man Standing Ultramarathon	87,18	×1
✓ 22	16/8/2025	4th South Bay 24 Day Run	86,50	×1
✓ 23	22/7/2017	2nd The San Francisco Ultramarathon	84,33	×1
✓ 24	25/8/2018	4th Julian Station Full Moon 12 Hour Run	80,82	×1
✓ 25	10/1/2026	14th San Diego 50 Mile Trail	80,47	×1
✓ 26	13/5/2023	20th PCT 50 Mile Trail Run	80,47	×1
✓ 27	11/5/2019	16th PCT 50 Mile Trail Run	80,47	×1
✓ 28	1/6/2018	6th Bryce 50 Mile Trail Run	80,47	×1
✓ 29	18/11/2017	55th JFK 50 Mile	80,47	×1
✓ 30	25/2/2017	4th Antelope Canyon 50 Mile Race	80,47	×1
✓ 31	23/3/2013	4th New Jersey Ultra Festival 50 Mile Race	80,47	×1
✓ 32	9/10/2010	8th Can Lake 50 Mile Ultra	80,47	×1
✓ 33	8/8/2015	3rd Sweltering Summer Ultra 8 Hours Run	71,49	×1
✓ 34	17/8/2019	5th Julian Station Full Moon 12 Hour Run	68,85	×1
✓ 35	28/4/2018	12th Lost Boys 55 km Trail Run	55,00	×1
✓ 36	5/9/2026	18th Noble Canyon 50k	50,00	—
✓ 37	6/6/2026	5th Malibu Canyon Trail Races (SAMO 50 km)	50,00	—
✓ 38	14/2/2026	7th The Ranch 50 km Race	50,00	—
✓ 39	6/9/2025	17th Noble Canyon 50k	50,00	—
✓ 40	14/9/2024	16th Noble Canyon 50k	50,00	—
✓ 41	20/7/2024	4th Elder Creek Night Runs in the Desert 50 km Run	50,00	—
✓ 42	17/3/2024	10° Ultramaraton Baja Trail 50K	50,00	—
✓ 43	17/6/2023	7th Black Mountain 50K	50,00	—
✓ 44	25/3/2023	10th Behind the Rocks 50km Race	50,00	—
✓ 45	22/10/2022	15th Lake Hodges Trail Fest 50K	50,00	—
✓ 46	17/9/2022	14th Noble Canyon 50k	50,00	—
✓ 47	9/4/2022	11th The Zion 50 km Run	50,00	—
✓ 48	20/3/2022	8° Ultramaraton Baja Trail 50K	50,00	—
✓ 49	10/4/2021	9th Beyond Limits Ultra Race 50km	50,00	—
✓ 50	6/3/2021	2nd The Ranch 50 km Race	50,00	—
51	21/9/2019	13th Noble Canyon 50k	50,00	—
52	6/4/2019	27th Leona Divide 50 km Run	50,00	—
53	17/3/2019	6° Ultramaraton Baja Trail 50K	50,00	—
54	12/1/2019	39th Avalon Benefit 50 km Run	50,00	—
55	22/9/2018	12th Noble Canyon 50k	50,00	—
56	10/3/2018	5th Old West Trails 50km Race	50,00	—
57	23/9/2017	11th Noble Canyon 50k	50,00	—
58	13/5/2017	12th Whoo's In El Moro 50k Trail Races - Spring Edition	50,00	—
59	8/4/2017	8th Oriflamme 50K Trail Run	50,00	—
60	17/9/2016	10th Noble Canyon 50k	50,00	—
61	19/3/2016	3rd Old West Trails 50km Race	50,00	—
62	27/2/2016	2nd Sycamore Canyon 50k	50,00	—
63	24/10/2015	8th Lake Hodges Trail Fest 50K	50,00	—
64	6/9/2014	1st Overlook Endurance Run 50K	50,00	—
65	23/8/2014	8th Green Lakes Endurance Run 50 km	50,00	—
66	19/4/2014	5th Traprock 50k Ultramarathon	50,00	—
67	4/1/2014	4th Croom Zoom 50 km Run	50,00	—
68	6/10/2013	1st Pinnacle Ultra Challenge	50,00	—
69	21/9/2013	4th Javelina Jangover Night Run 50K	50,00	—
70	26/5/2013	8th Trail Festival at Pineland Farms	50,00	—
71	11/5/2013	10th Dances with Dirt - Gnaw Bone 50 km Ultra	50,00	—
72	9/2/2013	2nd Mid-Maryland Ultra 50k	50,00	—
73	22/9/2012	10th Dances with Dirt - Hell 50K Ultra	50,00	—
74	14/7/2012	9th Dances with Dirt - Devil's Lake 50K Ultra	50,00	—
75	28/4/2012	2nd TARC Spring Classic 50 km	50,00	—
76	24/3/2012	9th Dances with Dirt - Green Swamp 50 km Ultra	50,00	—
77	25/9/2011	18th Vermont 50 km Ultra Run	50,00	—
78	23/4/2011	3rd Red Mountain 50K	50,00	—
79	19/6/2010	18th Niagara Ultra 50 km	50,00	—