The Kingdom of Thailand, recognized by the name of Thailand by the International Olympic Committee (IOC), represented by the National Olympic Committee of Thailand (NOCT), competed at the 2018 Summer Youth Olympics in Buenos Aires, Argentina, from October 6 to 18, 2018.
The National Olympic Committee of Thailand fielded a team of 57 athletes, 25 boys and 32 girls, to compete in 21 sports at the Games. It was the nation's largest ever delegation sent to the Youth Olympics. Thailand roster marked its Olympic debut in boxing, BMX cycling, canoeing, handball (beach handball), football (futsal), karate (new to the 2018 Games), and roller speed skating (new to the 2018 Games). Moreover, Thailand delegations led by Varin Tansuphasiri, is scheduled to observe the 2018 games to bid the 2026 Youth Olympics with the city of Bangkok, Chonburi, Chiang Mai or Phuket.
The following Thailand competitors won medals at the Games.
The IOC invited the Wild Boar Football Club who trapped in Tham Luang Nang Non cave to participate in the 2018 Youth Olympics.
Aitthiwat Soithong qualified based on his performance (third place) at the Asian Continental Qualification Tournament in Dhaka, Bangladesh.
Thailand qualified two players based on the Badminton Junior World Rankings.
Both boys' and girls' team qualified based on his performance (best Asian team) at the 2017 Youth Beach Handball World Championship in Mauritius. However, due to the rules of the Games only allowing the National Olympic Committees (NOCs) to enter one team sport (futsal, beach handball, field hockey, or rugby sevens) per gender, the event of their participation has not yet been made official.
Phanupong Thanan and Phichakon Narathon, also Thatsarida Singchuea and Pawarun Chanthawichai qualified on their performance (boys' runners up and girls champions) at the 2018 Asian U19 Beach Volleyball Championships in Nakhon Pathom, Thailand.
Sarawut Sukthet, Atichai Phoemsap, Weerapon Jongjohor, and Porntip Buapa qualified on their performance (Asian champions) at the 2018 Youth Asian Confederation Boxing Championships in Bangkok, Thailand.
Pornnapphan Phuangmaiming qualified based on her performance (best world ranking) at the World Qualification Tournament in Barcelona, Spain.
Kometh Sookprasert and Panadda Booranawong qualified were given two quotas to compete based on its ranking in the Youth Olympic Games BMX Junior Nation Rankings.
Thailand qualified one athlete based on its performance at one of the Karate Qualification Tournaments.
Ptjira Srisathitha qualified based on her performance at the 2018 Roller Speed Skating World Championship in Heerde, Netherlands.
Thailand qualified one boat based on its performance at the 2018 Asian Youth Olympic Games Qualification Regatta.
Thailand qualified one boat based on its performance at the IKA Twin Tip Racing Asian Qualifier.
Kanyakorn Hirunphoem qualified based on her performance at the 2017 Asian Championships.
Narada Disyabut qualified based on her performance at the 2017 World Youth Championship in Innsbruck, Austria.
Jinnipa Sawettabut qualified based on her performance at the Asian Qualification Event in Greater Noida, India. Also Yanapong Panagitgun qualified based on her performance at the Road to Buenos Aires â Latin America in Asunción, Paraguay.
Thailand qualified boys and girls (4 athletes) to the tournament.