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UTMB World Series Events

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North America

01 - 03 October 2026

08 - 11 October 2026

13 - 15 November 2026

04 - 06 March 2027

08 - 11 April 2027

22 - 25 April 2027

14 - 16 May 2027

04 - 06 June 2027

25 - 27 June 2027

22 - 24 July 2027

16 - 18 September 2027

23 - 26 September 2027

14 - 16 August 2026

27 - 28 June 2026

Asia

02 - 04 October 2026

16 - 18 October 2026

06 - 08 November 2026

13 - 15 November 2026

27 November - 06 December 2026

10 - 12 December 2026

08 - 10 January 2027

05 - 07 March 2027

09 - 11 April 2027

04 - 05 September 2027

11 - 13 September 2026

18 - 21 June 2026

12 - 14 June 2026

30 April - 03 May 2026

10 - 12 April 2026

14 - 15 March 2026

South America

18 - 22 November 2026

01 - 04 April 2027

24 - 27 June 2027

30 July - 01 August 2027

17 - 20 September 2026

Oceania

26 - 28 November 2026

13 - 14 February 2027

13 - 16 May 2027

Africa

27 - 30 May 2027

MYUTMB

Mathias BOSSEAUX

Belgium

20-34 Men

100K

Unavailable UTMB Index

100M

Unavailable UTMB Index

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Results

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2026

August 15

50K

La Descente Aux Enfers

L'enfer du Viroin

Cat.

50K

country

Distance

45 KM

1819 M+

Time

05:42:33

Rank

22

111

Gender

19

92

2025

August 15

20K

l'enfer du viroin

L'enfer du Viroin

Cat.

20K

country

Distance

25 KM

730 M+

Time

02:30:52

Rank

18

188

Gender

17

130

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

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