Joseph Lennox Federal (January 13, 1910 – August 31, 2000) was an American prelate of the Roman Catholic Church. He served as Bishop of Salt Lake City from 1960 to 1980. Joseph Federal was born in Greensboro, North Carolina, to Charles and Margaret (née Keegan) Federal. He studied at Belmont Abbey College, Niagara University, University of Fribourg, and Pontifical North American College. He was ordained a priest for the Diocese of Raleigh on December 8, 1934. He then served as a curate at St. Peter's Church in Greenville, and was the first pastor of St. Margaret's Church in Swannanoa (1937-1938). He was rector of Sacred Heart Cathedral (1938-1951), and became a Papal Chamberlain in 1942.