The 2026 ASEAN U-17 Boys' Championship will be the 21st edition of the ASEAN U-17 Boys' Championship, organised by ASEAN Football Federation. It will be hosted by Indonesia from 11 to 23 April 2026. Players born on or after 1 January 2009 were eligible to compete in the tournament.
There was no qualification, and all entrants advanced to the final tournament. The following 12 teams from member associations of the ASEAN Football Federation entered the tournament.
The tournament's official draw was held on 6 March 2026 in Jakarta, Indonesia at 14:00 (). The pot placements followed each teams progress based on the previous edition.
The tournament will be held in the following venues in Greater Surabaya, East Java.
Players born on or after 1 January 2009 are eligible to compete in the tournament. Each team can register a maximum of 23 players (minimum three of whom must be goalkeepers).
The group winners and best runners-up advanced to the semi-finals.
Teams were ranked according to points (3 points for a win, 1 point for a draw, 0 points for a loss), and if tied on points, the following tie-breaking criteria were applied, in the order given, to determine the rankings:
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In the knockout stage, the penalty shoot-out is used to decide the winner if necessary
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Broadcasters in Southeast Asia who acquired rights to the tournament include: