María was the daughter of unknown parents. The date and place of her birth have not been found.
Her husband was Enrique Enríquez de Mendoza. They were married, but the date and place have not been found. They had no known children.
Note 1
hija legítima de Enrique Pérez de Guzmán y Castilla, II conde de Niebla y de Teresa de Figueroa y Orozco