Duke of Gandía is a title of Spanish nobility that was first created in 1399 by Martin of Aragon and granted to Alfonso of Aragon and Foix. It has its origin in the lordship of Gandía created in 1323 by James II of Aragon. Wikipedia
Past holders: Giovanni Borgia, 2nd Duke of Gandía and María Enríquez de Luna
First holder: Pedro Luis de Borja, 1st Duke of Gandía
Present holder: Ángela María de Ulloa y Solís-Beaumont, 20th Duchess of Gandía