John Dedoncker (M62)

2026

1 Race | 50 mi.

Loud Thunder 50

Apr 18th 2026
| Illinois City, IL
Distance
50 Miles
Overall
22 / 33
Division (M)
18 / 26
12:02:57

2025

2 Races | 150 mi.

Leadville Trail

Aug 16th 2025
| Leadville, CO
Distance
100 Miles
Overall
363 / 381
Division (M)
301 / 314
29:45:38

Loud Thunder 50

Apr 19th 2025
| Illinois City, IL
Distance
50 Miles
Overall
21 / 39
Division (M)
19 / 28
12:27:15

2024

2 Races | 150 mi.

Leadville Trail

Aug 17th 2024
| Leadville, CO
Distance
100 Miles
Overall
260 / 403
Division (M)
221 / 329
29:01:58

Silver Rush 50

Jul 6th 2024
| Leadville, CO
Distance
50 Miles
Overall
222 / 505
Division (M)
168 / 360
11:25:23

2023

3 Races | 200 mi.

Leadville Trail

Aug 19th 2023
| Leadville, CO
Distance
100 Miles
Overall
280 / 362
Division (M)
226 / 291
29:21:21

Silver Rush 50

Jul 8th 2023
| Leadville, CO
Distance
50 Miles
Overall
139 / 528
Division (M)
111 / 400
10:25:24

Loud Thunder 50

Apr 15th 2023
| Illinois City, IL
Distance
50 Miles
Overall
11 / 25
Division (M)
6 / 15
11:42:18

2022

3 Races | 200 mi.

Leadville Trail

Aug 20th 2022
| Leadville, CO
Distance
100 Miles
Overall
279 / 364
Division (M)
230 / 294
29:19:51

Silver Rush 50

Jul 9th 2022
| Leadville, CO
Distance
50 Miles
Overall
241 / 388
Division (M)
186 / 286
11:37:25

Loud Thunder 50

Apr 16th 2022
| Illinois City, IL
Distance
50 Miles
Overall
9 / 26
Division (M)
9 / 20
11:08:57

2018

3 Races | 212 mi.

Never Summer

Jul 28th 2018
| Gould, CO
Distance
100 KM
Overall
214 / 264
Division (M)
169 / 200
22:20:00

Kettle Moraine 100 Endurance Runs

Jun 2nd 2018
| La Grange, WI
Distance
100 Miles
Overall
44 / 161
Division (M)
40 / 131
23:17:30

Potawatomi

Apr 5th 2018
| Pekin, IL
Distance
50 Miles
Overall
17 / 82
Division (M)
12 / 58
11:49:52

2017

2 Races | 150 mi.

Leadville Trail

Aug 19th 2017
| Leadville, CO
Distance
100 Miles
Overall
241 / 287
Division (M)
204 / 241
29:28:01

Silver Rush 50

Jul 9th 2017
| Leadville, CO
Distance
50 Miles
Overall
166 / 335
Division (M)
135 / 256
11:55:29

2016

3 Races | 212 mi.

Leadville Trail

Aug 20th 2016
| Leadville, CO
Distance
100 Miles
Overall
247 / 340
Division (M)
209 / 275
29:13:45

Kettle Moraine 100 Endurance Runs

Jun 4th 2016
| La Grange, WI
Distance
100 KM
Overall
6 / 81
Division (M)
4 / 61
12:25:20

Potawatomi

Apr 7th 2016
| Pekin, IL
Distance
50 Miles
Overall
6 / 70
Division (M)
5 / 47
10:35:53

2015

3 Races | 250 mi.

The Hennepin Hundred

Sep 12th 2015
| Sterling, IL
Distance
100 Miles
Overall
9 / 72
Division (M)
8 / 54
19:50:45

Western States 100

Jun 27th 2015
| Olympic Valley, CA
Distance
100 Miles
Overall
156 / 254
Division (M)
130 / 201
27:41:58

Potawatomi

Apr 11th 2015
| Pekin, IL
Distance
50 Miles
Overall
12 / 89
Division (M)
10 / 66
10:36:13

2014

3 Races | 281 mi.

Leadville Trail

Aug 16th 2014
| Leadville, CO
Distance
100 Miles
Overall
119 / 354
Division (M)
108 / 303
26:50:26

Kettle Moraine 100 Endurance Runs

Jun 7th 2014
| La Grange, WI
Distance
100 Miles
Overall
14 / 111
Division (M)
12 / 78
21:57:43

Badwater Salton Sea

May 10th 2014
| Borrego Springs, CA
Distance
81 Miles
Overall
8 / 47
Division (M)
15 / 30
21:52:37

2013

1 Race | 100 mi.

Leadville Trail

Aug 17th 2013
| Leadville, CO
Distance
100 Miles
Overall
110 / 497
Division (M)
101 / 415
24:26:27

2012

1 Race | 50 mi.

Ice Age Trail

May 12th 2012
| La Grange, WI
Distance
50 Miles
Overall
104 / 286
Division (M)
89 / 208
9:48:01

2011

2 Races | 150 mi.

Leadville Trail

Aug 20th 2011
| Leadville, CO
Distance
100 Miles
Overall
202 / 347
Division (M)
179 / 292
28:25:38

Ice Age Trail

May 14th 2011
| La Grange, WI
Distance
50 Miles
Overall
60 / 222
Division (M)
51 / 170
9:12:25

2009

1 Race | 50 mi.

McNaughton Park

Apr 10th 2009
| Pekin, IL
Distance
50 Miles
Overall
18 / 85
Division (M)
16 / 66
11:29:15
30
Races
17y 0m 12d
Longevity
2,205
Lifetime Miles

Personal Bests

50m (14)
9:12:25
2011
100k (2)
12:25:20
2016
100m (13)
19:50:45
2015

Distance by Year

2026
50 Miles
1 Race
2025
150 Miles
2 Races
2024
150 Miles
2 Races
2023
200 Miles
3 Races
2022
200 Miles
3 Races
2018
212 Miles
3 Races
2017
150 Miles
2 Races
2016
212 Miles
3 Races
2015
250 Miles
3 Races
2014
281 Miles
3 Races
2013
100 Miles
1 Race
2012
50 Miles
1 Race
2011
150 Miles
2 Races
2009
50 Miles
1 Race

Multiple Performances

2026
18th Place
2025
19th Place
2023
6th Place
2022
9th Place
2025
301st Place
2024
221st Place
2023
226th Place
2022
230th Place
2017
204th Place
2016
209th Place
2014
108th Place
2013
101st Place
2011
179th Place
2024
168th Place
2023
111th Place
2022
186th Place
2017
135th Place
2018
12th Place
2016
5th Place
2015
10th Place
2012
89th Place
2011
51st Place

Weekly Newsletter

A roundup of the week's content and most recent race results. Sent once a week on Thursday.

Recent Results

Hoof It on the Hill
Cherry Creek, NY - 9 finishers
52 KM
The Sticks
Norton, KS - 72 finishers
72 Hours | 48 Hours | 24 Hours | 12 Hours | 6 Hours
Spence Mountain Run
Klamath Falls, OR - 11 finishers
50 KM
Yankee Springs Trail Run
Middleville, MI - 60 finishers
100 KM | 50 KM
Pacifico Ultra
Palmdale, CA - 117 finishers
50 KM
Echo Valley Runs
Chelan, WA - 80 finishers
50 KM
Lake to Ocean 100K
Port Mayaka, FL - 19 finishers
100 KM
Lake Tye Challenge
Monroe, WA - 25 finishers
12 Hours | 6 Hours
Hotfoot Hamster
Buckeye, AZ - 94 finishers
24 Hours | 12 Hours | 6 Hours
Worlds End Ultramarathons
Forksville, PA - 299 finishers
100 KM | 50 KM
View All Results