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Mark WESTERHOLT
Netherlands
45-49 Men
Tail ultra trailer
Club
Dutch on the trails
Team
Dutch on the trails
Sponsor(s)
None
Social Media
Evolution
Results
2026
Cat.
country
Distance
163 KM
9200 M+
Time
-
Rank
DNF
Gender
DNF
Cat.
country
Distance
36 KM
1034 M+
Time
04:33:33
Rank
172
260
Gender
149
202
Cat.
country
Distance
57 KM
2316 M+
Time
08:56:37
Rank
203
241
Gender
186
214
Cat.
country
Distance
35 KM
1319 M+
Time
04:45:39
Rank
204
262
Gender
177
213
January 23
Arc 100
Arc Of Attrition by UTMB
Cat.
country
Distance
161.2 KM
5300 M+
Time
-
Rank
DNF
Gender
DNF
2025
November 30
Trail de la Soupe 25km
Trail de la Soupe
Cat.
country
Distance
25 KM
920 M+
Time
03:16:01
Rank
295
482
Gender
242
341
October 25
Bear Trail 25km
Grizzly100
Cat.
country
Distance
25 KM
565 M+
Time
03:06:42
Rank
110
228
Gender
89
159
Cat.
country
Distance
35 KM
1380 M+
Time
05:23:31
Rank
207
277
Gender
168
212
Cat.
country
Distance
20 KM
900 M+
Time
02:56:17
Rank
194
363
Gender
155
240
Cat.
country
Distance
77.5 KM
5030 M+
Time
22:19:04
Rank
1061
1156
Gender
915
990
January 25
Arc 50
Arc Of Attrition by UTMB
Cat.
country
Distance
80 KM
2300 M+
Time
14:38:25
Rank
284
348
Gender
237
290
January 4
Cauberg Trail | 30km
Cauberg Trail
Cat.
country
Distance
31 KM
990 M+
Time
03:59:48
Rank
115
156
Gender
101
120
2024
September 22
33km
Trail du barrage
Cat.
country
Distance
33 KM
1330 M+
Time
04:57:10
Rank
73
86
Gender
64
73
August 26
TDS
HOKA UTMB Mont-Blanc
Cat.
country
Distance
148 KM
9300 M+
Time
-
Rank
DNF
Gender
DNF
Cat.
country
Distance
17 KM
1554 M+
Time
03:28:30
Rank
604
655
Gender
509
538
Cat.
country
Distance
35.9 KM
1970 M+
Time
06:31:48
Rank
279
365
Gender
247
308
Cat.
country
Distance
55.6 KM
3388 M+
Time
13:14:58
Rank
690
796
Gender
547
622
February 25
HOLLANDS DUIN ULTRA
Hollands Duin Ultra
Cat.
country
Distance
50 KM
160 M+
Time
06:57:32
Rank
68
81
Gender
56
65
Cat.
country
Distance
50 KM
1640 M+
Time
07:00:20
Rank
200
211
Gender
174
181
2023
Cat.
country
Distance
23 KM
1120 M+
Time
03:36:01
Rank
355
456
Gender
281
329
September 16
Wild 70
Wildstrubel by UTMB
Cat.
country
Distance
70 KM
4600 M+
Time
16:30:54
Rank
465
493
Gender
385
407
August 11
18km
Trail Des Fantômes
Cat.
country
Distance
18 KM
840 M+
Time
02:57:14
Rank
219
341
Gender
172
237
Cat.
country
Distance
35.9 KM
1970 M+
Time
06:52:53
Rank
314
339
Gender
261
277
Cat.
country
Distance
55 KM
3300 M+
Time
-
Rank
DNF
Gender
DNF
Cat.
country
Distance
63 KM
1900 M+
Time
-
Rank
DNF
Gender
DNF
Cat.
country
Distance
31 KM
990 M+
Time
02:20:50
Rank
3
347
Gender
3
283
2022
Cat.
country
Distance
38.3 KM
1400 M+
Time
05:42:39
Rank
337
372
Gender
284
308
Cat.
country
Distance
73.1 KM
4259 M+
Time
-
Rank
DNF
Gender
DNF
August 23
TDS®
UTMB® Mont Blanc
Cat.
country
Distance
146.7 KM
8710 M+
Time
-
Rank
DNF
Gender
DNF
August 14
30km
Trail Des Fantômes
Cat.
country
Distance
30 KM
1220 M+
Time
04:48:50
Rank
88
136
Gender
69
104
Cat.
country
Distance
55 KM
2880 M+
Time
-
Rank
DNF
Gender
DNF
January 23
25km
Houffatrail
Cat.
country
Distance
23.2 KM
900 M+
Time
03:18:44
Rank
306
363
Gender
252
283
January 22
20Km
Trail des Coccinelles
Cat.
country
Distance
20 KM
790 M+
Time
02:46:48
Rank
91
101
Gender
77
85
2021
August 20
L'Intégrale
Échappée Belle
Cat.
country
Distance
148.5 KM
11225 M+
Time
-
Rank
DNF
Gender
DNF
2020
January 25
20Km
Trail des Coccinelles
Cat.
country
Distance
19.9 KM
640 M+
Time
02:44:47
Rank
235
278
Gender
197
217
2019
August 24
Traversée Nord
Échappée Belle
Cat.
country
Distance
87.6 KM
6140 M+
Time
26:26:28
Rank
229
287
Gender
205
255
June 16
50km
EPIC Trail
Cat.
country
Distance
48.7 KM
1670 M+
Time
06:58:09
Rank
78
101
Gender
71
84
Cat.
country
Distance
113.8 KM
6930 M+
Time
-
Rank
DNF
Gender
DNF
Cat.
country
Distance
77.2 KM
3760 M+
Time
12:30:41
Rank
275
339
Gender
263
324
2018
September 22
28 Km
Trail du barrage
Cat.
country
Distance
28.4 KM
1040 M+
Time
03:33:58
Rank
132
239
Gender
119
208
August 31
CCC®
UTMB®
Cat.
country
Distance
100.1 KM
6070 M+
Time
25:32:39
Rank
1376
1622
Gender
1225
1421
August 11
50km
Trail Des Fantômes
Cat.
country
Distance
49.5 KM
1870 M+
Time
08:08:41
Rank
131
178
Gender
121
158
June 3
Ohm Trail XL
Ohm Trail
Cat.
country
Distance
49.5 KM
2420 M+
Time
08:15:24
Rank
164
196
Gender
145
175
March 24
55 Km
Crêtes de spa
Cat.
country
Distance
56 KM
2060 M+
Time
07:32:33
Rank
266
368
Gender
255
341
2017
October 14
LIMONEXTREME
LIMONEXTREME
Cat.
country
Distance
30 KM
2444 M+
Time
06:47:07
Rank
451
474
Gender
389
409
October 8
28 Km
Trail du barrage
Cat.
country
Distance
28.4 KM
860 M+
Time
03:45:16
Rank
98
201
Gender
93
164
August 26
Traversée Nord
Échappée Belle
Cat.
country
Distance
83.4 KM
6090 M+
Time
-
Rank
DNF
Gender
DNF
August 13
48 Km
Trail des Fantomes
Cat.
country
Distance
49.5 KM
1510 M+
Time
07:48:18
Rank
135
210
Gender
130
192
June 24
50 Mile Spa
100 Mile Spa
Cat.
country
Distance
78 KM
2220 M+
Time
12:05:50
Rank
33
44
Gender
30
38
June 4
Ohm Trail XL
Ohm Trail
Cat.
country
Distance
50.7 KM
2440 M+
Time
07:44:32
Rank
116
147
Gender
104
133
2016
December 11
25K
Xtrails Houffalize Winter
Cat.
country
Distance
23.4 KM
600 M+
Time
02:51:38
Rank
274
451
Gender
252
374
August 14
65 Km
Trail des Fantomes
Cat.
country
Distance
65.5 KM
2790 M+
Time
12:11:35
Rank
110
114
Gender
105
109
Cat.
country
Distance
26.7 KM
860 M+
Time
03:25:27
Rank
211
463
Gender
189
387
2015
August 16
50 Km
Trail des Fantomes
Cat.
country
Distance
51.2 KM
1860 M+
Time
08:42:51
Rank
132
181
Gender
118
157
Cat.
country
Distance
42 KM
2730 M+
Time
08:24:06
Rank
1616
2013
Gender
1374
1654
