Blanche of Castile (Blanca de Castilla in Spanish; 4 March 1188 – 27 November 1252), was a Queen consort of France as the wife of Louis VIII. She acted as regent twice during the reign of her son, Louis IX.
She was born in Palencia, Spain, 1188, the third daughter of Alfonso VIII, king of Castile, and Eleanor of England. Eleanor was a daughter of Henry II of England and Eleanor of Aquitaine.
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