Her maternal grandparents were Robert de Sablé and Clemence de Mayenne, daughter of Geoffroy, Sire de Mayenne and Isabelle de Meulan.
Her maternal grandparents were Robert de Sablé and Clemence de Mayenne. Her maternal grandparents were daughter of Geoffroy. Her maternal grandparents were Sire de Mayenne. Her maternal grandparents were Isabelle de Meulan.