Esports was among the disciplines featured at the 2025 SEA Games in Thailand. Six events across four video games titles were contested.
Additionally demonstration events were held for Magic Chess: Go Go and Audition Next Level were held.
Naphat Warasin, also known by the handle "Tokyogurl", was caught downloading an "unauthorized third-party software" during a team match between her team Thailand against Vietnam in the women's Arena of Valor match and was expelled from the tournament. The Thailand team withdrew from the tournament. A lifetime ban was imposed on Naphat by game publisher Garena while her talent agency terminated her contract. Thailand lost the game against Vietnam and was supposed to play the semifinals with Laos. Laos gained a bye to the gold medal match losing to Vietnam.
Naphat along with her accomplice, Kong Sutprom was convicted and were given a three-months sentence each. Kong was found to have attempted to play for Naphat during the tournament.