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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

10 - 12 April 2026

30 April - 03 May 2026

18 - 21 June 2026

11 - 13 September 2026

10 - 12 December 2026

29 November - 07 December 2025

14 - 16 November 2025

08 - 09 November 2025

17 - 19 October 2025

17 - 19 October 2025

16 - 18 May 2025

11 - 20 April 2025

01 - 02 March 2025

South America

18 - 22 March 2026

26 - 28 June 2026

31 July - 02 August 2026

17 - 20 September 2026

18 - 22 November 2025

Africa

29 - 31 May 2026

MYUTMB

Chaiyuth LAINUKULWONG

Nationality

Thailand

Age

55-59 Men

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UTMB Index

Index

20K

50K

100K

100M

310

301

305

-

-

Races

date

Race

country

Cat.

Distance /
m+

Time

Rank

Gender

Score

10.17.2025

Pong Yaeng Trail 2025 - DRY100

100K

103.7 KM
5064 M+

-

DNF

DNF

07.20.2025

Rimpha X Trail 2025 - RP-54

50K

53.4 KM
1485 M+

11:45:08

126 / 199

96 / 143

06.15.2025

Kao Pratubchang Trail 2025 - TIGER 38K

20K

38 KM
690 M+

08:23:36

89 / 119

56 / 78

03.01.2025

TULAY SKY TRAIL 2025 - TULAY SKY TRAIL 27K

20K

27 KM
1800 M+

11:22:13

20 / 37

16 / 27

11.24.2024

Cuesta X Trail 2024 - CXT-30

20K

31.9 KM
1060 M+

06:07:44

82 / 209

59 / 128

06.22.2024

Soi Malai TRAIL 2024 - SML 66

100K

70.7 KM
3800 M+

-

DNF

DNF

01.20.2024

LKL-DMT Mountain Trails 2024 - LKL43-2024

50K

43 KM
3224 M+

-

DNF

DNF

10.28.2023

Ultra-Trail Nan 100 2023 - Ultra-Trail Nan 50

50K

53.8 KM
3210 M+

13:52:42

62 / 88

53 / 70

09.23.2023

100K

105.8 KM
4350 M+

31:21:23

306 / 321

230 / 236

06.04.2023

Rimpha X Trail 2023 - RP53

50K

52.8 KM
1290 M+

11:34:32

146 / 260

115 / 193

Statistics

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

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