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UTMB World Series Events

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North America

11 - 13 April 2025

25 - 26 April 2025

28 - 29 June 2025

25 - 26 July 2025

19 - 21 September 2025

27 - 28 September 2025

02 - 04 October 2025

10 - 11 October 2025

Asia

11 - 20 April 2025

01 - 04 May 2025

16 - 18 May 2025

19 - 22 June 2025

26 - 28 September 2025

17 - 19 October 2025

14 - 16 November 2025

01 - 02 March 2025

05 - 08 December 2024

17 - 20 October 2024

Oceania

15 - 18 May 2025

27 - 29 November 2025

14 - 15 February 2026

Africa

22 - 25 May 2025

South America

19 - 21 June 2025

01 - 03 August 2025

18 - 21 September 2025

20 - 22 March 2025

Click here to follow the races live for Istria 100 by UTMB

Click here to follow the races live for Istria 100 by UTMB

Click here to follow the races live for Desert RATS Trail Running Festival

Click here to follow the races live for Desert RATS Trail Running Festival

Click here to follow the races live for Ultra-Trail Mount Yun by UTMB®

Click here to follow the races live for Ultra-Trail Mount Yun by UTMB®

MY UTMB

Sébastien TREFFORT

Nationality

France

Age

35-39 Men

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UTMB Index

Index

20K

50K

100K

100M

728

726

682

-

-

Races

date

Race

country

Cat.

Distance /
mt+

Time

Rank

Gender

Score

03.30.2025

VEYZIATRAIL 2025 - VEYZIATRAIL 31KM

20K

31.9 KM
950 M+

02:23:11

1 / 89

1 / 71

02.15.2025

La Trace des Maquisards 2025 - Trace des Maquisards 100 km

100K

100 KM
4000 M+

-

DNF

DNF

02.02.2025

TRAIL GIVRE 2025

20K

25.4 KM
520 M+

01:39:06

31 / 845

31 / 641

11.30.2024

La Asics SaintéLyon 2024 - SainteLyon

100K

82 KM
2273 M+

-

DNF

DNF

10.27.2024

Tour Du Nipalou 53km 2024

50K

53.4 KM
2380 M+

06:35:09

28 / 107

24 / 88

10.20.2024

Le défi de fort l'écluse 2024 - Le défi de fort l'écluse 19km La porte de Genève

20K

19.1 KM
970 M+

01:35:02

10 / 360

10 / 267

02.17.2024

La Trace des Maquisards 2024 - Marathon des Maquisards 42 km

50K

41 KM
1700 M+

04:27:01

17 / 433

17 / 371

12.03.2023

HIVERNALE DES TEMPLIERS 2023 - Astragale trail 64k

50K

63.6 KM
2180 M+

-

DNF

DNF

10.15.2023

Le défi de fort l'écluse 2023 - Le défi de fort l'écluse 19km

20K

19.1 KM
970 M+

01:33:07

4 / 311

4 / 237

08.20.2023

Trail Galibier Thabor 2023 - Trail du Galibier

50K

52.4 KM
3270 M+

-

DNF

DNF

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

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