Her paternal grandparents were Richard Fitzalan, 10th Earl of Arundel and Eleanor of Lancaster, and her maternal grandparents were William de Bohun, 1st Earl of Northampton and Elizabeth de Badlesmere.
Her paternal grandparents were Richard Fitzalan, 10th Earl of Arundel and Eleanor of Lancaster. Her maternal grandparents were William de Bohun. Her maternal grandparents were 1st Earl of Northampton. Her maternal grandparents were Elizabeth de Badlesmere.