William Joseph Moran (January 15, 1906 – August 23, 1996) was a Roman Catholic bishop. Born in San Francisco, California, Moran was ordained to the priesthood on June 20, 1931 for the Roman Catholic Archdiocese of San Francisco, California. On September 15, 1965, Moram was appointed titular bishop of Centuria and auxiliary bishop of the Roman Catholic Archdiocese for the Military Services, USA and was ordained on September 15, 1965. Moran retired on January 15, 1981.