Immediate Family
About Álvaro Pérez de Guzmán y de la Cerda
-http://fmg.ac/Projects/MedLands/SPANISH%20NOBILITY%20LATER%20MEDIEV...
ÁLVARO Pérez de Guzmán, son of NUÑO Guillén de Guzmán & his wife Teresa Álvarez de Manzanedo Señora de Brizuela (-after 1280). Salazar y Castro records his parentage, adding that he and his wife were ancestors of the condes de Orgáz and señores de Gibraleón[56]. Señor de Fuentes, Brizuela y Manzanedo.
m ---. Salazar y Castro records two different wives for Álvaro in two different sections of his work: in one part, he states that she was MARÍA de la Cerda Señora de Gibraleón, without giving her precise parentage[57]. In a later part, he says that she was URRACA Alfonso, illegitimate daughter of ALFONSO X "el Sabio" King of Castile & his mistress ---[58].
Álvaro & his wife had three children: