Career
In the semifinals he was beaten by eventual silver medalist Adolfo Horta of Cuba after walk-over. Kosedowski"s brothers Dariusz Kosedowski and Leszek Kosedowski also boxed for Poland in the Olympic games. Kosedowski played in movie: Chłopaki nie płaczą.
1st round bye
Defeated Gu Yong-ju (North of Korea) 5-0
Defeated Dejan Marovic (Yugoslavia) 4-1
Defeated Sydney dal Rovere (Brazil) 5-0
Lost to Adolfo Horta (Cuba) walk-over.