Inês was the daughter of unknown parents. The date and place of her birth have not been found.
Her husband was Vasco Martins de Sousa Chichorro. They were married, but the date and place have not been found. Their four known children were Martin Afonso (1341-c1415), Beatriz (1345-?), Violante Vasques (1350-?) and Isabel Vasques (1360-?).