Osman Cavcı was born in Istanbul. His father is theater actor İsmail Cavcı. In 1972, Osman Cavcı started his acting career as a child actor at a theatre group in Izmir. After that he met with movie director Ertem Eğilmez and player his first movie role in "Hababam Sınıfı Güle Güle" (1981).