Pedro Ansúrez was a Castilian nobleman, count of Liébana, Saldaña and Carrión in the closing decades of the eleventh century and the opening decades of the twelfth. He is considered the founder and first lord of Valladolid. Wikipedia
Died: Valladolid, Spain
Children: María Pérez, Mayor Pérez, and Urraca Pérez
Grandchildren: Ermengol VI, Count of Urgell, Estefania Armengol de Urgel, Eilo Alvarez de Minaya, and more
Great grandchildren: Ermengol VII, Count of Urgell, Isabel Sibila de Urgel, Estefania d'Urgell i Cabrera, and more