ALAIN de Vitré, son of ROBERT Seigneur de Vitré & his wife Emma de Dinan (-before Oct 1200). "Rollandus de Dinanno" granted property to Sauvigny with the consent of "Alano de Vitreio nepote meo", stating that the latter was his heir, by undated charter[1214]. He adopted the name "de Dinan" as heir to his maternal uncle. Seigneur de Dinan. "Andreas de Vitreio" donated property to Sauvigny, for the souls of "patris mei Roberti et matris mee Emme et uxoris mee Mathildis", with the consent of "Mathildis uxor mea et fratres mei Alanus et Robertus", by charter dated to [1173/84][1215]. "Andreas dominus Vitrei" donated property to Sauvigny, with the consent of "fratribus meis Alano, Roberto, Joscelino", by charter dated to [1175/84][1216].
m as her first husband, CLEMENCE de Fougères, daughter of GUILLAUME de Fougères & his wife Agatha du Hommet (-1252). The primary source which confirms her first marriage has not yet been identified. She married secondly (before 7 Oct 1200) as his second wife, Ranulf "de Blundeville" Earl of Chester. The Annales Cestrienses record in 1200 that “Rannulphus comes Cestrie”, having left “comitssa Britannie...Constancia”, married “filiam Radulphi de Feugis”[1217]. King John confirmed "manerio de Belinton" made by "Gaufr de Fulgeriis" to "R. com Cestr…in maritagio cum Clementia sorore sua" by charter dated 29 May 1204[1218]. The Annals of Burton record the death “post Natale Domini” in 1252 of “Clementia comitissa de Rependun relicta…Ranulfi quondam comitis Cestriæ”[1219].
Alain & his wife had one child