Those marked in bold have now been capped at full International level.
Group A
Head coach:
Jyrki Heliskoski
Jyrki Antero ("Jyrä") Heliskoski (September 28, 1945 – December 28, 2020) was a Finnish football coach.
Heliskoski worked briefly as the head coach of the Finland national team from July 2005 to January 2006. He then continued as an assistant ...
Head coach:
Liu Chunming
Head coach:
Julio Grondona
Julio Humberto Grondona (September 18, 1931 – July 30, 2014) was an Argentine football executive. He served as president of the Argentine Football Association (''Asociación del Fútbol Argentino'') from 1979 until his death in 2014. He also se ...
Head coach:
Eduardo Lara
Eduardo Lara Lozano (born 4 September 1959 in Cali) is a Colombian football manager. Lara has coached all levels of the Colombian national youth team.
2023 Alianza FC
Career
He led the Colombian under-20s (U20s) in 2005 to win the Sudamerica ...
Group B
Head coach:
Hugo Tocalli
Hugo Daniel Tocalli (born 21 January 1948) is an Argentine former professional football player and coach. He played over 400 games as a goalkeeper, and went on to coach a number of clubs as well as the Argentina under-20 team.
Playing career
To ...
Head coach:
Ange Postecoglou
Angelos Postecoglou ( el, Άγγελος Ποστέκογλου, ; born 27 August 1965) is an Australian association football manager and former player, who is the current manager of Scottish Premiership club Celtic.
Born in Greece, he moved ...
Head coach:
Gerardo Manuel Ureña
Head coach:
Augustine Eguavoen
Augustine Owen Eguavoen (born 19 August 1965) is a Nigerian football manager and former player who thrice served as manager of the Nigeria national team.
Playing career
Club
During his varied career Eguavoen began his career with ACB Lagos in ...
Group C
Head coach:
Amen Al-Sunaini
Head coach:
Antonio Violante
Head coach:
Anatole Abee
Head coach:
Marcos Paquetá
Group D
Head coach:
Yoon Deok-yeo
Head coach:
John Ellinger
John Ellinger (born October 4, 1951) is a former American soccer coach of the Under-17 United States men's national soccer team, and former head coach of Real Salt Lake of Major League Soccer.
Ellinger played collegiately at Frostburg State Un ...
Head coach:
Juan Santisteban
Juan Santisteban Troyano (born 8 December 1936) is a Spanish retired Association football, football midfielder and Coach (sport), manager.
Honours Player
;Real Madrid
*Intercontinental Cup (football), Intercontinental Cup: 1960 Intercontinental ...
Head coach:
Musa Kallon
Musa Kallon (born 8 April 1970, in Kenema, Sierra Leone) is a retired Association football, footballer and current coach in Sierra Leone. He is the older brother of Sierra Leonean international footballers Mohamed Kallon, and Kemokai Kallon.
P ...
Notes
{{FIFA U-17 World Championship
Fifa U-17 World Championship Squads, 2003
FIFA U-17 World Cup squads