Adon was the son of Ursus-Adhémad de Chapteuil and Hildebrande du Mezenc. The date and place of his birth have not been found.
Adon de Chapteuil
Ursus-Adhémad de Chapteuil (c0680-?)
Sylvius de Chapteuil (->0687)
Ursus de Chapteuil
Ursolina Patrice
Antherius Patrice
Sulpicia de Chapteuil
Hildebrande du Mezenc
Pons du Mezenc