See main article: article and Football at the 2023 SEA Games – Men's tournament. Below are the squads for the 2023 SEA Games Men's tournament, which will take place between 29 April to 16 May 2023.
Ten under-22 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. Only the players from the following squad list are allowed to appear in this tournament.
The age listed is the age of each player is one day before the tournament, April 28 2023. The club listed is the last club where the player concerned plays a competitive match before the tournament. Fold flag for each club According to the State Football Association (not league) the club is affiliated.
Head coach: 
Keisuke Honda
The final squad was announced on 28 April 2023.[1]
The final 20-man squad was announced on 21 April 2023.[2]
Head coach: Michael Feichtenbeiner
The final squad was announced on 26 April 2023.[3]
Head coach: Rob Gier
The final squad was announced on 28 April 2023.[4]
Head coach: Park Sun-tae
The final squad was announced on 28 April 2023.[5]
Head coach: 
Philippe Troussier
The final squad was announced on 29 April 2023.[6]
Head coach: 
Issara Sritaro
The final squad was announced on 26 April 2023.[7]
Head coach: E. Elavarasan
The final squad was announced on 1 May 2023.[8]
Head coach: Philippe Aw
The final squad list was announced on 26 April 2023.[9]
Head coach: Michael Weiß
The final squad was announced on 29 April 2023. [10]
Note: Only the final squad of each team is taken into consideration.