King Alfonso X of Castile was born on November 23, 1221 and died on April 4, 1284. King Alfonso X of Castile would have been 62 years old at the time of death or 790 years old today.
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King Alfonso VIII of Castile was born on November 11, 1155 and died on October 5, 1214. King Alfonso VIII of Castile would have been 58 years old at the time of death or 856 years old today.