See main article: article and 2012 Hassanal Bolkiah Trophy. This article is team squads of 2012 Hassanal Bolkiah Trophy. Each nation must submit a squad of 20 players, 17 of which must be born on or after 1 January 1991, and 3 of which can be older dispensation players, by 17 February 2012. A minimum of two goalkeepers (plus one optional dispensation goalkeeper) must be included in the squad.
Those marked in bold have been capped at full international level.
[1] Head coach: 
Widodo Cahyono Putro
[2] Head coach: 
Han Hong-il1 Wildcard players
[3] Head coach: 
Park Sung-hwa1 Wildcard players
[4] Head coach: 
Zoran Đorđević1 Wildcard players
[5] Head coach: Robin Chitrakar1 Wildcard players
[6] Head coach: Kwon Oh-son1 Wildcard players
[7] Head coach: Lee Tae-hoon1 Wildcard players
[8] Head coach: Ismail Ibrahim
[9] Head coach: 
Almerio Isaac1 Wildcard players
[10] Head coach: Mai Đức Chung