Beltrán de la Cueva, 3rd Duke of Alburquerque
Beltrán de la Cueva y Toledo, 3rd Duke of Alburquerque,, was a Spanish nobleman and military leader.
He was born in Cuéllar, the son of Don Francisco Fernández de la Cueva, 2nd Duke of Alburquerque and of Francisca de Toledo, daughter of García Álvarez de Toledo, 1st Duke of Alba. Beltrán de la Cueva was appointed captain general of the Spanish Army, and commander-in-chief of the English Army in France. He was named a Knight of the Order of the Golden Fleece in 1531, a Viceroy of Aragon in 1535, and a Viceroy of Navarre in 1552, position he held until his death in 1560.