(1425–1474)
King of Castile and León (1454–1474)
Enrique IV de Castilla in Film:
| Born | January 5 | 1425 | Valladolid (España) |
| Died | December 11 | 1474 | Madrid (España) |
| Father | Juan II, King of Castilla (1405-1454) |
| Mother | María de Aragón (1403-1445) |
| Wife | Blanche II of Navarre (1424-1464) |
| Wife | Juana de Avis (1439-1475) |
| Daughter | Juana la Beltraneja (1462-1530) |
| Brother-in-law | Alfonso V, King of Portugal (1432-1481) |
| Nephew-in-law | Juan II, King of Portugal (1455-1495) |
| Sister | Catalina de Castilla (1422-1424) |
| Sister | Leonor de Castilla (1423-1425) |
| Half-sister | Isabel I de Castilla (1451-1504) |
| Brother-in-law | Fernando II, King of Aragón (1452-1516) |
| Half-brother | Alfonso de Castilla (1453-1468) |
| Title | King of Castile and León (1454-1474) |
| Title | Grand Master of the Order of Santiago |