ALIX de Beaumont (-4 Dec before 1186). "Matheus comes Bellimontis et dominus Valesie" donated property to the abbey of Saint-Martin de Pontoise with the consent of "Elienoris comitisse uxoris sue filie Radulphi comitis Perone" for the souls of "Aelidis sororis mee et…fratrum suorum Philepi, Mathei, Johannis" by charter dated 1176[155]. Her parentage is confirmed by the charter dated 1 Jan/13 Apr 1186 or 1 Jan/29 Mar 1187 under which "Adam de Insula dominus" donated property with the consent of "filiis meis Anselmo, Theobaldo, Adam" to the priory of Saint-Léonor "pro anima Aelidis sororis Mathei comitis Bellimontis…Anselmo predicto filio meo conjuncta", witnessed by "Mathei comitis Bellimontis et Valesie domini"[156]. The Necrologium Bellimontense records the death “II Non Dec” of “Aalis de Insula, soror comitis Bellimontis”[157]. "Matheus comes Bellimontes" confirmed the donation by "Philippus frater meus" to the abbey of Saint-Martin de Pontoise in memory of "Mathei patris mei et Mathildis matris mee fratrumque nostrorum Mathei et Johannis sororumque nostrarum quarum ultraque dicta fuit Aalildis" by charter dated 1195[158]. m as his first wife, ANSEAU [II] de l'Isle-Adam, son of ADAM [IV] de l'Isle & his wife --- (-Jan 1220).