Duke of Peñaranda de Duero

Dukedom of Peñaranda de Duero
Creation date22 May 1608
Created byPhilip III
PeeragePeerage of Spain
First holderJuan de Zúñiga y Bazán, 1st Duke of Peñaranda
Present holderJacobo Hernando Fitz-James Stuart y Gómez, 20th Duke of Peñaranda

Duke of Peñaranda de Duero (Spanish: Duque de Peñaranda de Duero), commonly known as Duke of Peñaranda, is a title of Spanish nobility that is accompanied by the dignity of Grandee of Spain. It was granted to Juan de Zúñiga y Bazán on 22 May 1608 by king Philip III. Juan de Zúñiga was Viceroy of Catalonia and Viceroy of Naples. The title's name refers to the municipality of Peñaranda de Duero in the Province of Burgos, Spain.