Skip to Content

UTMB World Series Events

Select the event you're interested in

Register to discover the race

Oceania

15 - 16 February 2025

15 - 18 May 2025

27 - 29 November 2025

Asia

01 - 02 March 2025

11 - 20 April 2025

01 - 04 May 2025

16 - 18 May 2025

19 - 22 June 2025

05 - 08 December 2024

15 - 17 November 2024

08 - 10 November 2024

17 - 20 October 2024

11 - 13 October 2024

South America

18 - 22 March 2025

19 - 21 June 2025

01 - 03 August 2025

18 - 21 September 2025

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

Africa

22 - 26 May 2025

MY UTMB

Jean-Christophe NAYS

Nationality

France

Age

50-54 Men

UTMB Index

Index

20K

50K

100K

100M

483

-

482

-

-

Races

date

Race

country

Cat.

Distance /
mt+

Time

Rank

Gender

Score

09.23.2023

Les Trails du Sancy 2023 - Le trail du sancy

50K

33.3 KM
2000 M+

04:52:27

237 / 932

229 / 768

06.30.2023

L'Ultra Marin Raid Golfe du Morbihan 2023 - Raid 100 km

100K

100 KM
800 M+

-

DNF

DNF

07.01.2022

L'Ultra Marin Raid Golfe du Morbihan 2022 - Raid 100 km

100K

98.9 KM
760 M+

-

DNF

DNF

06.25.2017

Marathon du Mont-Blanc 2017 - 42 Km Du Mont-Blanc

50K

42.5 KM
2780 M+

07:24:09

892 / 2091

808 / 1761

02.26.2017

Ultra Tour des Côtes d'Armor 2017 - Trail Opel Côtes d'Armor 50 Km

50K

50.4 KM
510 M+

04:54:47

51 / 229

47 / 204

10.16.2016

Entre Palis et Megalithes 2016

50K

62.7 KM
630 M+

07:37:58

30 / 78

28 / 72

05.15.2016

Lozère Trail 2016 - Lozere Trail 56K

50K

53.7 KM
2220 M+

06:26:56

70 / 248

62 / 199

03.06.2016

TRAIL DE VULCAIN 2016 - TRAIL DE VULCAIN 46KM

50K

45.5 KM
1670 M+

05:48:43

192 / 628

181 / 538

05.30.2015

MaXi-Race Du Lac D'Annecy 2015 - Tecnica MaXi-Race

100K

82.8 KM
5140 M+

17:56:16

1233 / 1388

1166 / 1309

10.05.2014

Trail de Mauves en Vert 2014 - Melto'Trail 56 Km solo

50K

55 KM
1200 M+

06:05:35

76 / 251

75 / 237

Statistics

Filter by UTMB INDEX

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

Join us

Sponsorship

Race Organisers

Jobs

Stay in Touch

FAQ and Help

Contact Us

Follow us

Terms & conditions

Privacy Policy

©2024 UTMB® all rights reserved. Ultra-Trail® and UTMB® are registered trademarks..