Pedro de Deza (1520–1600) was a Spanish Roman Catholic cardinal and bishop.
[1] After completing his studies, he became a professor of law at the Colegio Viejo de San Bartolomé.
[1] During the pontificate of Pope Paul IV (1555–59), he served as Archdeacon of Calatrava la Vieja.
[1] On the recommendation of Philip II of Spain, Pope Gregory XIII made him a cardinal priest in the consistory of 21 February 1578.
[1] He received the red hat and the titular church of San Ciriaco alle Terme Diocleziane on 22 June 1580.