For the male and female winners who have previously joined in the Doi Inthanon Thailand by UTMB 2022 in 3 race categories, 100M, 100K, and 50K as follow

If you're in the Top 3 of your country in each race category, claim your rights to register Doi Inthanon Thailand by UTMB 2023 in the same category

Registration opens on May 15, 2023, 10:00 a.m. at www.runningconnect.com ONLY for runners who have UTMB Index. 48 hours later, it will open for all.

Here are 5 new races of Doi Inthanon Thailand by UTMB® 2023 :

To participate in each race, runners must acquire a corresponding valid UTMB® Index.

12 things you should know before registering Doi Inthanon Thailand by UTMB® 2023.

On March 23, 2023, at Meeting Room 3, 3rd Floor, Administration Building Chiang Mai City Hall, Mr. Kongsak Yodmanee, Governor of the Sports Authority of Thailand

All runner can pick up race pack at Doi Inthanon National Park Office and you must pick it up by yourself on 8-11 December 2022.

All runner can drop their bag off at Start/Finish line ( Doi Inthanon National Park Office) before start time

This year, Doi Inthanon Thailand by UTMB 2022 will have prizes for all 12 age categories

Prizes for overall will consist of prize money and trophies, a total of 60 prizes

There is personal assistance for SUMMIT160 and CLIFFS100 runners

We will allocate 7-8 persons per van. First come first serve. You’ll be able to see your booking, the status of each van as well as

To accommodate your accommodation searching, the organizer has booked some hotels/rooms which runners can be booked from the organizer’s website.

The VISA EXEMPTION RULE allows tourists from 64 countries to enter Thailand without a visa. You can check your eligibility and apply online here.

In order to ensure their security and the good progress of the each race, each participant must have at their disposal the all the mandatory gear on the list, detailed below.

GUARANTEE SLOTS TO UTMB® “FINAL” FOR TOP FINISHERS OF DOI INTHANON THAILAND BY UTMB®, THE UTMB® WORLD SERIES, ASIA-PACIFIC “MAJORS”