Thailand competed at the 2024 Winter Youth Olympics in Gangwon, South Korea, from January 19 to February 1, 2024.

This was Thailand's second appearance at the Winter Youth Olympic Games, having competed debuted at the previous edition in 2020.

The National Olympic Committee of Thailand fielded a team of 20 athletes, 8 men and 12 women, to compete in 8 sports.

Thailand marked its debut in biathlon, bobsleigh, freestyle skiing, luge, skeleton, and snowboarding.

Biathlete Thanakorn Ngoeichai and bobsledder Agnese Campeol were the country's flagbearers during the opening ceremony.