John of Aragon

John of Aragon may refer to:


 * John of Aragon (patriarch) (1304–1334), Latin patriarch of Alexandria
 * John I of Aragon (1350–1396), king of Aragon (from 1387)
 * John II of Aragon (1398–1479), king of Aragon (from 1458) and Navarre (from 1425)
 * Juan de Aragón (archbishop) (d. 1475)
 * John, Prince of Asturias (1478–1497), Aragonese infante and heir apparent