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UTMB World Series Events

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North America

23 - 25 July 2026

14 - 16 August 2026

21 - 23 August 2026

10 - 12 September 2026

17 - 20 September 2026

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

27 - 28 June 2026

South America

31 July - 02 August 2026

17 - 20 September 2026

18 - 22 November 2026

26 - 28 June 2026

20 - 22 March 2026

Asia

11 - 13 September 2026

11 - 13 September 2026

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

18 - 21 June 2026

12 - 14 June 2026

30 April - 03 May 2026

10 - 12 April 2026

14 - 15 March 2026

Oceania

26 - 28 November 2026

13 - 14 February 2027

13 - 16 May 2027

Africa

27 - 30 May 2027

MYUTMB

Léo MAZURCZAK

France

20-34 Men

50K

Unavailable UTMB Index

100M

Unavailable UTMB Index

How does the calculation work?

Evolution

Results

2026

June 28

50K

42 Km du Mont-Blanc

Marathon du Mont-Blanc

Cat.

50K

country

Distance

42 KM

2540 M+

Time

05:30:18

Rank

112

2000

Gender

90

1545

2025

November 29

100K

SainteLyon

La Asics SaintéLyon

Cat.

100K

country

Distance

79.1 KM

2105 M+

Time

08:34:21

Rank

471

6152

Gender

442

5364

2024

October 5

20K

21km

Caen ça Bouge

Cat.

20K

country

Distance

21 KM

240 M+

Time

01:39:05

Rank

6

1268

Gender

6

971

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

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