Blanche of Castile(redirected from Blanche de Castille)
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Blanche of Castile(blaːntʃ)
(Biography) ?1188–1252, queen consort (1223–26) of Louis VIII of France, born in Spain. The mother of Louis IX, she acted as regent during his minority (1226–36) and his absence on a crusade (1248–52)