Skip to Content

UTMB World Series Events

Select the event you're interested in

Register to discover the race

Asia

08 - 09 November 2025

14 - 16 November 2025

29 November - 07 December 2025

06 - 08 March 2026

30 April - 03 May 2026

15 - 17 May 2026

18 - 21 June 2026

11 - 13 September 2026

10 - 12 December 2026

17 - 19 October 2025

17 - 19 October 2025

17 - 19 October 2025

11 - 20 April 2025

01 - 02 March 2025

South America

18 - 22 November 2025

18 - 22 March 2026

26 - 28 June 2026

31 July - 02 August 2026

18 - 21 September 2025

North America

21 - 23 November 2025

05 - 07 March 2026

09 - 12 April 2026

23 - 25 April 2026

27 - 28 June 2026

23 - 25 July 2026

14 - 16 August 2026

17 - 20 September 2026

08 - 11 October 2026

02 - 04 October 2025

26 - 28 September 2025

Oceania

27 - 29 November 2025

14 - 15 February 2026

14 - 17 May 2026

Africa

29 - 31 May 2026

MY UTMB

Olek KAZIMIROWSKI

Nationality

Belgium

Age

40-44 Men

Connect to claim this page

UTMB Index

Index

20K

50K

100K

100M

480

481

-

-

-

Races

date

Race

country

Cat.

Distance /
mt+

Time

Rank

Gender

Score

10.19.2025

Trail de Bruxelles 2025 - TRAIL DE BRUXELLES 20km

20K

20 KM
343 M+

01:49:33

63 / 389

57 / 268

02.23.2025

Druiven Marathon 2025 - DRUIVEN MARATHON 18km

20K

18 KM
265 M+

01:31:23

33 / 263

30 / 170

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..