Alfonso X
| Alfonso X | |
|---|---|
An artist's depiction of Alfonso | |
| King of Castile and King of León | |
| Reign | 30 May 1252 – 4 April 1284 |
| Coronation | 1 June 1252 |
| Predecessor | Ferdinand III |
| Successor | Sancho IV |
| Born | 23 November 1221 Toledo |
| Died | 4 April 1284 (aged 62) Seville |
| Burial | 25 April 1284 |
| Spouse | Violant of Aragon |
| Issue |
|
| House | Ivrea |
| Father | Ferdinand III of Castile |
| Mother | Elisabeth of Hohenstaufen |
| Religion | Roman Catholicism |
Alfonso X (23 November 1221 – 4 April 1284) called the Wise (Spanish: el Sabio) was the King of Castile and León from 1252 until his death in 1284.