Maria of Aragon

Maria of Aragon may refer to:
 * Marie of Montpellier (1182–1213), wife of Peter II of Aragon
 * Maria of Aragon (1248–1267), daughter of James I of Aragon and Violant of Hungary, became a nun
 * Marie of Lusignan, Queen of Aragon (1273–1319), wife of James II of Aragon
 * Maria of Aragon (1299–1316), daughter of James II of Aragon, wife of Infante Peter, Lord of Cameros
 * Maria of Navarre (1329–1347), wife of Peter IV of Aragon
 * Maria de Luna (1358–1406), wife of Martin I of Aragon
 * Maria of Aragon, Queen of Castile (1396–1445), daughter of Ferdinand I of Aragon, wife of John II of Castile
 * Maria of Castile (1401–1458), wife of Alfonso V of Aragon
 * Maria of Aragon, Queen of Portugal (1482–1517), daughter of Isabella of Castile and Ferdinand II of Aragon, and second wife of Manuel I of Portugal
 * Maria d'Aragona (1503–1568), Marchese of Vasto, daughter of Ferdinando di Montalto
 * Maria of Aragon (1505–1558), daughter of Joanna of Castile and Philip I of Castile, and wife of Louis II of Hungary