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UTMB World Series Events

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North America

02 - 04 October 2025

09 - 11 October 2025

22 - 23 November 2025

05 - 07 March 2026

09 - 12 April 2026

23 - 25 April 2026

27 - 28 June 2026

24 - 25 July 2026

14 - 16 August 2026

26 - 28 September 2025

18 - 21 September 2025

Asia

17 - 19 October 2025

17 - 19 October 2025

17 - 19 October 2025

08 - 09 November 2025

14 - 16 November 2025

29 November - 07 December 2025

06 - 08 March 2026

15 - 17 May 2026

26 - 28 September 2025

19 - 22 June 2025

01 - 04 May 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

Oceania

27 - 29 November 2025

14 - 15 February 2026

14 - 17 May 2026

Africa

29 - 31 May 2026

MY UTMB

Nattakarn RUJIRATHUMDUMRONG

Nationality

Thailand

Age

45-49 Women

UTMB Index

Index

20K

50K

100K

100M

231

230

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-

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Races

date

Race

country

Cat.

Distance /
mt+

Time

Rank

Gender

Score

05.25.2025

Mahasamut Trail 2025 - Mahasamut25

20K

25 KM
1759 M+

09:07:08

415 / 429

144 / 151

10.13.2024

PhaNgan Trail 2024 - PHANGAN TRAIL (PNT15)

20K

14 KM
677 M+

05:22:03

108 / 138

37 / 54

08.11.2024

SAMUI TRAIL 2024 - SAMUI TRAIL (SMT25)

20K

25 KM
1657 M+

-

DNF

DNF

06.16.2024

Kapong Trail PhangNga (The Grand Canyon) 2024 - KAPONG TRAIL (KTP18)

20K

18 KM
804 M+

07:09:41

125 / 141

48 / 56

09.24.2023

PHUKET TRAIL 2023 - PHUKET TRAIL (PKT20)

20K

20 KM
1699 M+

07:46:06

136 / 143

53 / 56

Statistics

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

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