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UTMB World Series Events

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North America

02 - 04 October 2025

09 - 11 October 2025

22 - 23 November 2025

05 - 07 March 2026

09 - 12 April 2026

23 - 25 April 2026

27 - 28 June 2026

24 - 25 July 2026

14 - 16 August 2026

26 - 28 September 2025

18 - 21 September 2025

Asia

17 - 19 October 2025

17 - 19 October 2025

17 - 19 October 2025

08 - 09 November 2025

14 - 16 November 2025

29 November - 07 December 2025

06 - 08 March 2026

15 - 17 May 2026

26 - 28 September 2025

19 - 22 June 2025

01 - 04 May 2025

11 - 20 April 2025

01 - 02 March 2025

South America

18 - 22 November 2025

18 - 22 March 2026

26 - 28 June 2026

31 July - 02 August 2026

18 - 21 September 2025

Oceania

27 - 29 November 2025

14 - 15 February 2026

14 - 17 May 2026

Africa

29 - 31 May 2026

MY UTMB

Mark WESTERHOLT

Mark WESTERHOLT

Nationality

Netherlands

Age

45-49 Men

Connect to claim this page

Mark WESTERHOLT

Club

Dutch on the trails

Team

Dutch on the trails

Sponsor(s)

None

Website

https://None.com

About the runner

Tail ultra trailer

UTMB Index

Index

20K

50K

100K

100M

651

647

391

399

-

Races

date

Race

country

Cat.

Distance /
mt+

Time

Rank

Gender

Score

08.10.2025

Trail Des Fantômes 2025 - TRAIL DES FANTÔMES 35km

20K

35 KM
1380 M+

05:23:31

207 / 277

168 / 212

08.09.2025

Trail Des Fantômes 2025 - TRAIL DES FANTÔMES 20km

20K

20 KM
900 M+

02:56:17

194 / 363

155 / 240

07.12.2025

Trail Verbier St Bernard by UTMB 2025 - X-Traversee

100K

77.5 KM
5030 M+

22:19:04

1061 / 1156

915 / 990

01.25.2025

Arc Of Attrition by UTMB 2025 - Arc 50

100K

80 KM
2300 M+

14:38:25

284 / 348

237 / 290

01.04.2025

Cauberg Trail 2025 - Cauberg Trail | 30km

20K

31 KM
990 M+

03:59:48

115 / 156

101 / 120

09.22.2024

Trail du barrage 2024 - 33km

20K

33 KM
1330 M+

04:57:10

73 / 86

64 / 73

08.26.2024

HOKA UTMB Mont-Blanc 2024 - TDS

100M

148 KM
9300 M+

-

DNF

DNF

07.06.2024

Trail Verbier St Bernard by UTMB 2024 - X-Traversee

20K

17 KM
1554 M+

03:28:30

604 / 655

509 / 538

06.02.2024

Ohm Trail 2024 - Ohm Trail Original

50K

35.9 KM
1970 M+

06:31:48

279 / 365

247 / 308

05.11.2024

Ultra-Trail Snowdonia by UTMB® 2024 - UTS 50K

50K

55.6 KM
3388 M+

13:14:58

690 / 796

547 / 622

Statistics

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UTMB® World Series - Ranking of trail runners by performance level on trail running

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