Fotball under Sommer-OL 2004 . Fotball var med pa det olympiske programmet for 22 gang i OL 2004 i Athen . Seksten herre- og ti damelag deltok. Turneringene ble avviklet mellom 11. og 28. august . Argentina beseiret Paraguay med 1-0 i herrefinalen og USA vant damefinalen med 2-1 over Brasil og ble olympiske mestere i fotball.
German Lux Wilfredo Caballero Roberto Ayala Fabricio Coloccini Gabriel Heinze Clemente Rodriguez Leandro Fernandez Javier Mascherano Cristian 'Kily' Gonzalez Andres D'Alessandro Luis Gonzalez Nicolas Medina Cesar Delgado Carlos Tevez Mauro Rosales Javier Saviola Mariano Gonzalez Luciano Figueroa Coach: Marcelo Bielsa
Rodrigo Romero Emilio Martinez Julio Manzur Carlos Gamarra Jose Devaca Celso Esquivel Pablo Gimenez Edgar Barreto Fredy Barreiro Diego Figueredo Aureliano Torres Pedro Benitez Julio Cesar Enciso Julio Gonzalez Ernesto Cristaldo Osvaldo Diaz Jose Cardozo Diego Barreto Coach: Carlos Jara Saguier
Ivan Pelizzoli Marco Amelia Emiliano Moretti Matteo Ferrari Andrea Barzagli Cesare Bovo Giorgio Chiellini Daniele Bonera Giampiero Pinzi Angelo Palombo Andrea Pirlo Daniele De Rossi Marco Donadel Alberto Gilardino Simone Del Nero Giuseppe Sculli Andrea Gasbarroni Giandomenico Mesto Coach: Claudio Gentile
Briana Scurry Heather Mitts Christie Rampone Cat Reddick Lindsay Tarpley Brandi Chastain Shannon Boxx Angela Hucles Mia Hamm Aly Wagner Julie Foudy Cindy Parlow Kristine Lilly Joy Fawcett Kate Markgraf Abby Wambach Heather O'Reilly Kristin Luckenbill Coach: April Heinrichs
Andreia Maravilha Monica Tania Juliana Daniela Rosana Renata Costa Aline Formiga Elaine Maycon Pretinha Marta Cristiane Roseli Dayane Grazielle Coach: Rene Simoes
Silke Rottenberg Kerstin Stegeman Kerstin Garefrekes Steffi Jones Sarah Guenther Viola Odebrecht Pia Wunderlich Petra Wimbersky Birgit Prinz Renate Lingor Martina Muller Navina Omilade Sandra Minnert Isabell Bachor Sonja Fuss Conny Pohlers Ariane Hingst Nadine Angerer Coach: Tina Theune-Meyer