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UTMB World Series Events

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Oceania

14 - 15 February 2026

14 - 17 May 2026

26 - 28 November 2026

North America

05 - 07 March 2026

09 - 12 April 2026

23 - 25 April 2026

15 - 17 May 2026

27 - 28 June 2026

23 - 25 July 2026

14 - 16 August 2026

17 - 20 September 2026

08 - 11 October 2026

13 - 15 November 2026

02 - 04 October 2025

26 - 28 September 2025

Asia

06 - 08 March 2026

10 - 12 April 2026

30 April - 03 May 2026

18 - 21 June 2026

11 - 13 September 2026

10 - 12 December 2026

29 November - 07 December 2025

14 - 16 November 2025

08 - 09 November 2025

17 - 19 October 2025

17 - 19 October 2025

16 - 18 May 2025

11 - 20 April 2025

01 - 02 March 2025

South America

18 - 22 March 2026

26 - 28 June 2026

31 July - 02 August 2026

17 - 20 September 2026

18 - 22 November 2026

Africa

29 - 31 May 2026

MYUTMB

Ron CLAASSEN

Nationality

Canada

Age

65-69 Men

UTMB Index

Index

20K

50K

100K

100M

390

312

-

-

-

Races

date

Race

country

Cat.

Distance /
m+

Time

Rank

Gender

Score

09.21.2025

River's Edge Ultra 2025 - River's Edge Ultra "Koda"

20K

21 KM
237 M+

02:44:19

27 / 81

19 / 36

07.13.2025

Sinister 7 Ultra 2025 - Sinister 7 Ultra 50-Miler

100K

82.9 KM
2985 M+

-

DNF

DNF

08.26.2023

Black Spur Ultra 2023 - Black Spur Ultra 54K

50K

54 KM
2230 M+

09:51:02

75 / 123

48 / 75

08.05.2023

Canadian Death Race 2023 - Canadian Death Race Near Death Marathon

50K

41.1 KM
1700 M+

07:17:40

76 / 206

50 / 109

07.08.2023

Sinister 7 Ultra 2023 - Sinister 7 Ultra 50K

50K

50.1 KM
2255 M+

10:10:27

191 / 245

116 / 140

08.21.2021

Black Spur Ultra 2021 - 54k

50K

53.9 KM
2260 M+

08:42:57

78 / 135

39 / 65

07.31.2021

Canadian Death Race 2021 - Near Death Marathon

50K

44.1 KM
1960 M+

07:26:00

54 / 126

37 / 63

08.03.2019

Canadian Death Race 2019 - Canadian Death Race Solo

100K

117.8 KM
4880 M+

21:32:24

113 / 231

94 / 182

08.20.2016

Black Spur Ultra 2016 - 50K

50K

54.6 KM
2160 M+

08:36:30

31 / 73

20 / 34

Statistics

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

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