Hernando Fitz-James Stuart, 18th Duke of Peñaranda

Hernando Carlos María Teresa Fitz-James Stuart y Falcó, 18th Duke of Peñaranda de Duero (3 November 1882 to 7 November 1936), was a Spanish nobleman through whom the English Jacobite Dukes of Berwick continue their line. Born in Madrid, the younger son of the 16th Duke of Alba, he became 18th Duke of Peñaranda on his father's death in October 1901 and served as a Gentleman Grandee of Spain of the Royal Household to King Alfonso XIII. At the 1920 Summer Olympics he and his brother were on the Spanish polo team that won the silver medal. In December 1920 he married María del Carmen de Saavedra y Collado, and they had one son. He died in the massacre of Paracuellos in November 1936, during the Spanish Civil War.