The Roman Catholic Bishop of Comodoro Rivadavia is a prelate bishop of the Roman Catholic Church in Argentina. He serves as ordinary of the Roman Catholic Diocese of Comodoro Rivadavia which encompasses 234,000 km² (90,382 Square Miles) of central Patagonia covering the Province of Chubut. The Cathedral is located in the city of Comodoro Rivadavia. It is dedicated to San Juan Bosco, the only cathedral in the world dedicated to the founder of the Salesian Order. It was inaugurated in 1979 although the crypt had been dedicated in 1949.
The Diocese was founded in 1957 from part of the Diocese of Viedma. In 1961, its southern half became the separate Diocese of Río Gallegos. It is a suffragan see to the Archdiocese of Bahía Blanca.