| Name | Years | Also Known As | |
|---|
| Sancho III the Great (Navarre) | 1000-1035 | |  |
| Ramiro I (Aragon) | 1035-1063 | | |
| Fernando I the Great (Castile) | 1035-1065 | (Ferdinand) | |
| Sancho Ramirez (Aragon) | 1063-1094 | | |
| Sancho II the Strong (Castile) | 1065-1072 | | |
| Alfonso VI the Valient (Castile) | 1072-1073 | | |
| Pedro I (Aragon) | 1094-1104 | (Peter) | |
| Alfonso I the Warrior (Aragon) | 1104-1134 | | |
| Urraca (Castile) | 1109-1126 | | |
| Alfonso VII the Emperor (Castile) | 1126-1157 | | |
| Ramiro II the Monk (Aragon) | 1134-1137 | | |
| Petronilla (Aragon) | 1137-1162 | (Petronella, Petronila) | |
| Sancho III the Desired (Castile) | 1157-1158 | | |
| Fernando II (Leon) | 1157-1188 | (Ferdinand) | |
| Alfonso VIII the Noble (Castile) | 1158-1214 | | |
| Alfonso II the Chaste (Aragon) | 1162-1196 | | |
| Alfonso IX (Leon) | 1188-1230 | | |
| Pedro II (Aragon) | 1196-1213 | (Peter) | |
| Jaime I the Conqueror (Aragon) | 1213-1276 | (James) | |
| Enrique I (Castile) | 1214-1217 | (Henry) | |
| Berenguela the Great (Castile) | 1217 | (Berengaria) | |
| Fernando III the Saint (Castile) | 1217-1252 | (Ferdinand) | |
| Alfonso X the Wise (Castile) | 1252-1284 | | |
| Pedro III the Great (Aragon) | 1276-1285 | (Peter) | |
| Sancho IV the Brave (Castile) | 1284-1295 | | |
| Alfonso III (Aragon) | 1285-1291 | | |
| Jaime II the Just (Aragon) | 1291-1327 | (James) | |
| Fernando IV the Summoned (Castile) | 1295-1312 | (Ferdinand) | |
| Alfonso XI the Just (Castile) | 1312-1350 | | |
| Alfonso IV the Good (Aragon) | 1327-1336 | | |
| Pedro IV the Ceremonious (Aragon) | 1336-1387 | (Peter) | |
| Pedro the Cruel (Castile) | 1350-1369 | (Peter) | |
| Enrique II the Bastard (Castile) | 1369-1379 | (Henry) | |
| Juan I (Castile) | 1379-1390 | (John) | |
| Juan I (Aragon) | 1387-1396 | (John) | |
| Enrique III the Infirm (Castile) | 1390-1406 | (Henry) | |
| Martín the Kind (Aragon) | 1396-1410 | | |
| Juan II (Castile) | 1406-1454 | (John) | |
| Fernando I (Aragon) | 1412-1416 | (Ferdinand) | |
| Alfonso V the Magnanimous (Aragon) | 1416-1458 | | |
| Enrique IV the Impotent (Castile) | 1454-1474 | (Henry) | |
| Juan II (Aragon) | 1458-1479 | (John) | |
| Isabel I the Catholic (Castile) | 1474-1504 | (Isabella) | |
| Fernando II the Catholic (Aragon) | 1479-1516 | (Ferdinand) | |
| Juana I the Mad | 1504-1555 | (Joan, Joanna) | |
| Felipe I the Handsome (Castile) | 1506 | (Philip) | |
| Carlos I | 1517-1556 | (Charles, Karl) | |
| Felipe II the Prudent | 1556-1598 | (Philip) | |
| Felipe III the Pious | 1598-1621 | (Philip) | |
| Felipe IV | 1621-1665 | (Philip) | |
| Carlos II the Bewitched | 1665-1700 | (Charles) | |
| Felipe V of Anjou | 1700-1724; 1724-1746 | (Philip) | |
| Luis I | 1724 | (Louis) | |
| Fernando VI | 1746-1759 | (Ferdinand) | |
| Carlos III | 1759-1788 | (Charles) | |
| Carlos IV | 1788-1808 | (Charles) | |
| José Bonaparte | 1808-1813 | (Giuseppe, Joseph) | |
| Fernando VII | 1808; 1814-1833 | (Ferdinand) | |
| Isabel II the Glorious | 1833-1868 | (Isabella) | |
| Amadeo I of Savoy | 1870-1873 | (Amadeus) | |
| Alfonso XII | 1874-1885 | | |
| Alfonso XIII | 1885-1931 | | |
| Juan Carlos I | 1975- | (John, Charles) | |
