The men's futsal tournament at the 2021 SEA Games was held from 11 to 20 May in Vietnam.

In this tournament, 5 Southeast Asian teams played in the men's competition.

All matches were played at Hà Nam Gymnasium in Phủ Lý, Hà Nam.

There is no official draw since only 5 teams participating in this competition.

All teams are automatically drawn to one group.