The men's basketball tournament at the 2021 SEA Games was held at the Thanh Trì District Sporting Hall in Hanoi, Vietnam from 16 to 22 May 2022.

[1] The following is the competition schedule for the men's basketball competitions: The seven teams compete in a single round-robin.

Three highest-ranked teams will be awarded gold, silver and bronze medal.

The regular 5-on-5 basketball tournament was held at the Thanh Trì District Sporting Hall in Hanoi.

All times are Vietnam Standard Time (UTC+7)