Background
She was the daughter of Fernando de la Cerda (1275–1322) and Juana Núñez de Lara, called "la Palomilla".
She was the daughter of Fernando de la Cerda (1275–1322) and Juana Núñez de Lara, called "la Palomilla".
Their daughter Juana Manuel of Castile married the (illegitimate) Henry II of Castile and became Queen consort of Castile.
Blanca was the second wife of Juan Manuel, Prince of Villena (1282–1349), a member of the junior branch of the Castilian royal house.