Pedro de la Gasca was a Spanish bishop, diplomat and the second (acting) viceroy of Peru, from 10 April 10 1547 to 27 January 1550.

Gonzalo Pizarro y Alonso was a Spanish conquistador. He was the younger paternal half brother of Francisco Pizarro, who led the Spanish conquest of the Inca Empire. Pizarro was the illegitimate son of Gonzalo Pizarro y Rodríguez de Aguilar (1446–1522), who, as an infantry colonel, served under Gonzalo Fernández de Córdoba during the Italian Wars. He was also the younger paternal half brother of Hernándo Pizarro y de Vargas and the older paternal full brother of Juan Pizarro y Alonso.