Guinea-Bissau at the 2004 Summer Olympics

Infobox Olympics Guinea-Bissau
games=2004 Summer
competitors=
sports=
flagbearer=Leopoldina Ross
officials=

Guinea-Bissau competed at the 2004 Summer Olympics in Athens, Greece.

Results by event

=Athletics=

Men's 400 metres:
* Danilson Ricciuli - Round 1 49.27 s (58th place, did not advance)

Women's 800 metres:
* Anhel Cape - Round 1: Did not finish

=Wrestling=

Women's Freestyle 48kg
* Leopoldina Ross - Eliminated Pool B

Officials

*President: Mr. Augusto Bernardo Veigas
*Secretary General: Mr. Sérgio Mane