Marcelo González Martín (16 January 1918 – 25 August 2004) was a cardinal of the Roman Catholic Church and Archbishop of Toledo and Primate of Spain.

From 1941 until 1960 he was, successively, a faculty member of the Seminary of Valladolid; a faculty member of the University of Valladolid; a pastoral worker in the archdiocese of Valladolid; a diocesan chaplain of Catholic Action; the founder of "Patronato de San Pedro Regalado" for construction of houses for poor families; a canon of the cathedral chapter; and a synodal judge.

He was promoted to titular archbishop of Case Mediane and coadjutor bishop of Barcelona on 21 February 1966 by Pope Paul VI.

He was created and proclaimed Cardinal-Priest of Sant'Agostino by Pope Paul VI in the consistory of 5 March 1973.

He lost the right to participate in a conclave when he turned 80 years of age, 16 January 1998.