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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

14 - 15 March 2026

10 - 12 April 2026

30 April - 03 May 2026

12 - 14 June 2026

18 - 21 June 2026

11 - 13 September 2026

11 - 13 September 2026

16 - 18 October 2026

06 - 08 November 2026

10 - 12 December 2026

29 November - 07 December 2025

14 - 16 November 2025

17 - 19 October 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

Tamara BOLDIREFF

Nationality

Switzerland

Age

20-34 Women

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UTMB Index

Index

20K

50K

100K

100M

535

-

537

-

-

Races

date

Race

country

Cat.

Distance /
m+

Time

Rank

Gender

Score

08.09.2025

SIERRE-ZINAL 2025

50K

31.3 KM
2190 M+

04:27:39

809 / 1613

122 / 278

07.12.2025

Trail Verbier St Bernard by UTMB 2025 - Verbier Marathon

50K

42.4 KM
2940 M+

07:06:01

176 / 1395

23 / 318

09.14.2024

Trail des Dents du Midi 2024 - Ddm Trail 57K

50K

57.6 KM
3371 M+

09:03:02

135 / 311

22 / 65

08.10.2024

SIERRE-ZINAL 2024

50K

31.3 KM
2190 M+

04:33:40

927 / 1555

140 / 254

Statistics

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

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