Cameroon competed at the 2004 Summer Olympics in Athens, Greece, from 13 to 29 August 2004.
Cameroonian athletes have so far achieved qualifying standards in the following athletics events (up to a maximum of 3 athletes in each event at the 'A' Standard, and 1 at the 'B' Standard).
Cameroon sent four boxers to Athens. Three of them lost their first bout, while Hassan won two matches by decision before falling in the quarterfinals. Their combined record was 2-4.
Four Cameroonian judoka qualified for the following events.
Cameroon selected one swimmer through a FINA invitation.
Two Cameroonian weightlifters qualified for the following events: