Powys-Lybbe Forbears - Person Sheet
NameEmma [60, Chester art, Vol III, p.164], [60, Chester art, Vol XIV, p. 170], [80, Son, Hugo Comes de Cestrie, p. 258]
Spouses
1Richard le Goz Vicomte d'Avranches [60, Chester art, Vol III, p.164], [60, Eu article, Vol V, p. 154], [80, Son, Hugo Comes de Cestrie, p. 258]
Notes for Emma
Keats-Rohan is not sure that there is any real evidence that her name was Emma; the source is Dugdale's Baronage. But she concedes that she may well have been a half-sister of William I and sister of Robert of Mortain.