? De Beaumont

  General Notes:

Needs more research.

Wikipedia article on William I Talvas says "...married the daughter of Rodulf the vicomte of Beaumont", who was his second wife. The first was named Hildeburg (who had son Arnulf & daughter Mabel). This second wife would be the mother of William (II) d"Alencon

? married William I Talvas Seigneur of Alencon, son of William of Belleme and Mathilde of Conde-sur-Noireau. (William I Talvas Seigneur of Alencon was born about 995 and died after 1030.)