Urraca was the daughter of unknown parents. The date and place of her birth have not been found.
Her husband was Pedro Froílaz de Trastámara, who she married in 1088. The place has not been found. Their five known children were Bermudo Pérez (c1095-?), Fernando Pérez (c1090-1161), Lupa (?-?), Ximena (?-?) and Froila (?-?).
Note 1
fille de Froíla Arias de Trava et Ardiu Díaz NN