Listed below are the squads of the teams that participated in the 2004 Copa América.
Group A
Bolivia
Head coach: Ramiro Blacut
Colombia
Head coach: Reinaldo Rueda
Peru
Head coach: Paulo Autuori
Venezuela
Head coach: Richard Páez
Group B
Argentina
Head coach: Marcelo Bielsa
Ecuador
Head coach: Hernán Darío Gómez
Mexico
Head coach: Ricardo La Volpe
Uruguay
Head coach: Jorge Fossati
* Replaced Fabián Carini due to injury.
Group C
Brazil
Head coach: Carlos Alberto Parreira
Chile
Head coach: Juvenal Olmos
Costa Rica
Head coach: Jorge Luis Pinto
Paraguay
Head coach: Carlos Jara Saguier
References RSSSF