Duke of Alburquerque (Spanish: Duque de Alburquerque) is a hereditary title in the Peerage of Spain, accompanied by the dignity of Grandee and granted in 1464 by Henry IV to Beltrán de la Cueva, his "royal favourite" and grand master of the Order of Santiago.

[2][3] It makes reference to the town of Alburquerque in Badajoz, Spain.