Juan II
Introduction '''Juan II''' is the name of:* Juan II of Aragon (1398–1479), called "the Faithless" or "the Great"* Juan II of Castile (1405–1454)* Juan Pizarro II (1505 or 1511 – 1536/1537), Spanish conquistador* Juan II de la Cerda (c. 1514 – 1575), 4th Duke of Medinaceli* Juan II de Braganza (1603–1656), called "the Restorer", was also John IV of Portugal
See also *John II (disambiguation)*Jean II (disambiguation)