

Spanish composer (b. 1941)
Leoncio Diéguez Marcos (* 20. March 1941 in Palazuelo de Órbigo; † 27. April 2025 in León) was a spanish composer (b. 1941). He was 84 years old. His education included Madrid Royal Conservatory and Seminario Conciliar de la Inmaculada y San Dámaso. He worked at Roman Catholic Archdiocese of Oviedo.