The men's basketball tournament at the 2025 SEA Games was held at the Nimibutr Stadium in Bangkok, Thailand from 13 to 19 December 2025.

Naturalized players as well as any other player who obtained the relevant passport after age 16 are not eligible to play. Cambodia pulled out of the 33rd SEA Games citing safety reasons.

Participating nations

Results All times are Indochina Time (UTC+7)

Preliminary round Group A

Group B

Knockout round

Quarter-finals

Semi-finals

Fifth place game

Bronze medal match

Gold medal match

Final standings RankTeam 4567

See also Women's tournament

References