Eloy Tato Losada (6 September 1923 – 18 January 2022) was a Spanish-born Colombian prelate of the Catholic Church. He was born in Galicia, Spain. He became a priest in 1946. He became a bishop in 1960. Tato Losada was made bishop of Magangué on 25 April 1969 and resigned on 31 May 1994.