What is Alfonso X?
{{Infobox royalty | name = Alfonso X | image = Alfonso X el Sabio (Museo del Prado).jpg | caption = An artist's [[:en:wikt:depiction|depiction]] of Alfonso | succession = [[List of Castilian monarchs|King of Castile]] and [[King of León#List of Leonese monarchs|King of León]] | reign = 30 May 1252 – 4 April 1284 | coronation = 1 June 1252 | predecessor = [[Ferdinand III of Castile|Ferdinand III]] | successor = [[Sancho IV of Castile|Sancho IV]] | birth_date = {{Birth date|1221|11|23|df=yes}} | birth_place = [[Toledo, Spain|Toledo]] | death_date = {{Death date and age|1284|04|04|1221|11|23|df=yes}} | death_place = [[Seville]] | burial_date = 25 April 1284 | burial_place = [[Seville Cathedral|Cathedral of Seville]] | spouse = [[Violant of Aragon]] | issue = {{plainlist| * [[Beatrice of Castile, Marchioness of Montferrat|Beatrice, Marchioness of Montferrat]] * [[Fernando de la Cerda]] * [[Sancho IV of Castile|Sancho IV, King of Castile]] }} | issue-type = [[Issue (genealogy)|Issue]] | house = [[Castilian House of Ivrea|Ivrea]] | father = [[Ferdinand III of Castile]] | mother = [[Elisabeth of Hohenstaufen]] | religion = [[Roman Catholicism]] }} '''Alfonso X''' (23 November 1221 – 4 April 1284) called '''the [[Wise]]''' ({{lang-es|el Sabio}}) was the [[List of Castilian monarchs|King of Castile]] and [[King of León#List of Leonese monarchs|León]] from 1252 until his death in 1284. {{bio-stub}} {{DEFAULTSORT:Alfonso 10}} [[Category:1221 births]] [[Category:1284 deaths]] [[Category:Kings and Queens of Spain]] [[Category:Spanish Roman Catholics]]