Eleanor of England, Queen of Castile

Eleanor of England (Spanish: Leonor; c. 1161 – 31 October 1214), was Queen of Castile and Toledo as the wife of Alfonso VIII of Castile. She was the sixth child and second daughter of Henry II, King of England, and Eleanor of Aquitaine. She served as Regent of Castile during the minority of her son Henry I for 26 days between the death of her husband and her own death in 1214. Her great-granddaughter and namesake, Eleanor of Castile, married the future Edward I of England in 1254.

Source: Wikipedia — https://en.wikipedia.org/wiki/Eleanor_of_England,_Queen_of_Castile