Pier Luigi de Borgia, 1st Duke of Gandía

Pier Luigi de Borgia, 1st Duke of Gandía (Spanish: Pedro Luis de Borja, Catalan: Pere Lluís de Borja, Latin: Petrus Ludovicus de Boria; c. 1468 – 3 September 1488) was the illegitimate son of Cardinal Rodrigo Borgia (later Pope Alexander VI) and a member of the House of Borgia. He was the first duke of Gandía, a duchy in the Kingdom of Valencia that King Ferdinand II of Aragon re-established in 1485 as a favour to his father.