This article lists all the confirmed national football squads for the 2007 FIFA U-17 World Cup held in South Korea between 18 August and 9 September 2007. The final squads were to be submitted to FIFA at least 10 working days before the opening match of the competition. Each squad contains 21 players, which consists of 3 goalkeepers and 18 outfield players. Before announcing their final squads, teams were allowed to name a provisional squad of 23 to 35 players, which then had to be reduced to their final 21. Players marked with (c) are named captains for their respective teams.