William d'Aubigny, 4th Earl of Arundel English Earl (1200–1224) Parents Mabel of Chester William d'Aubigny, 3rd Earl of Arundel Children Siblings Isabel d'Aubigny Nicole d'Aubigny Hugh d'Aubigny, 5th Earl of Arundel Cicely d'Aubigny Mallt ferch William d'Aubigny Maud d'Aubigny