Peter of Aragon
Peter of Aragon may refer to
- Peter I of Aragon and Navarre, King of Aragón and Navarre since 1094
- Ramon Berenguer III, Count of Provence, born as Peter of Aragón, Count of the Provence since 1173
- Peter II of Aragon, King of Aragón and Count of Barcelona since 1094
- Peter III of Aragon the Great, King of Aragón since 1276
- Peter of Aragon (1275-1296), son of Peter III of Aragon and Constance II of Sicily
- Peter IV of Aragon, King of Aragón since 1336
- Peter of Aragon, Heir of Sicily, Heir Apparent of Sicily and Heir Presumptive of Aragon
- Peter of Aragon, Count of Alburquerque, infante of Aragon, son of Ferdinand I of Aragon
- Peter V of Aragon, constable of Portugal, claimed the throne of Aragon
- Pedro Antonio [de Aragón], Viceroy of Naples