Petar Čule (18 February 1898 – 29 July 1985) was a prelate of the Catholic Church who served as the bishop of Mostar-Duvno and of apostolic administrator of Trebinje-Mrkan from 1942 until his retirement in 1980. After his retirement, he was named titular archbishop of Giufi in present-day Tunisia. Serving as bishop during World War II, Čule was an opponent of the Ustaše regime in the Independent State of Croatia, helping to save the persecuted Serbs and political dissidents. Imprisoned under false accusations by the communists in 1948 and released only in 1955, he was also a political victim of communist political persecution.