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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

13 - 15 March 2026

10 - 12 April 2026

30 April - 03 May 2026

18 - 21 June 2026

11 - 13 September 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

11 - 20 April 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

Guillaume KOESSLER

Nationality

France

Age

20-34 Men

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UTMB Index

Index

20K

50K

100K

100M

437

436

393

-

-

Races

date

Race

country

Cat.

Distance /
m+

Time

Rank

Gender

Score

09.28.2025

Nice Côte d’Azur by UTMB® 2025 - Saint-Jean-Cap-Ferrat - Nice - 20K

20K

23 KM
680 M+

03:33:24

827 / 1209

543 / 690

07.19.2025

Eiger Ultra Trail® by UTMB 2025 - E51 - Panorama Trail

50K

41 KM
2300 M+

07:55:30

650 / 845

485 / 607

06.28.2025

Trail De La Vallée Des Lacs 2025 - TRAIL LONG DE LA VALLEE DES LACS

50K

43.6 KM
2370 M+

07:16:38

477 / 724

388 / 564

04.06.2025

LES VOSGIRUNNERS TRAILS NATURE 2025 - LA MAC VI

20K

25.1 KM
1000 M+

03:04:19

351 / 669

298 / 469

10.05.2024

Munster'Trail 2024 - Munster'Trail 22km

20K

22 KM
1000 M+

02:36:21

118 / 343

103 / 217

09.08.2024

Trail d'Orval Florenville 2024 - 20km

20K

20.2 KM
570 M+

02:15:22

87 / 199

69 / 126

08.10.2024

Trail Des Fantômes 2024 - 15km

20K

15 KM
600 M+

02:18:59

119 / 378

103 / 226

Statistics

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

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