See main article: article and Football at the 2021 SEA Games – Men's tournament. Below are the squads for the 2021 SEA Games, which took place between 6 and 22 May 2022.
Ten under-23 national teams affiliated with ASEAN Football Federation (AFF) and participating in this tournament are required to register a final squad containing up to 20 players, including two goalkeepers. Each team are allowed a maximum of three overage players.
[1] Head coach: Park Hang-seo
[2] Head coach: Shin Tae-yong
Head coach: Velizar Popov
[3] Head coach: Norman Fegidero
Head coach: Fábio Magrão
[4] Head coach: Alexandre Polking
[5] Head coach: Brad Maloney
Head coach: Keisuke Honda
[6] Head coach: Nazri Nasir
Head coach: Michael Weiß