• Web Reference: Charles Cawley's Medieval Lands, Castile Nobility Pedro Ansúrez was the son of Ansur Díaz and he married, as his second wife, Eilo Alfonso, daughter of conde Alfonso Muńoz and his wife condesa Aldonza González.
Pedro married Eilo Alfonso, daughter of Alfonso Muńoz and Ildonza González. (Eilo Alfonso was born in Asturias, Iberia and died before 13 Jun 1113.)