Diego Ramirez de Guzman ( –1508) became the bishop of Catania, Italy on 26 June 1500, after having been promoted previously to bishop of Lugo, Spain, on 7 February 1500. He replaced there Spanish bishop Francisco Desprats, (Appointed 14 Feb 1498 – 9 February 1500 Appointed, Bishop of Astorga, Spain, on 9 February 1500). He died there, Catania, 23 October 1508.