GERVAIS de Châteauneuf (-after May 1212). “Robertus vicedominus Carnotensis” bequeathed certain property to various abbeys and churches by charter dated to [1193], witnessed by “Gervasius de Castello cognatus meus, Gacio de Pissiaco cognatus meus, Robertus frater suus...”[2926]. The relationship between the Châteauneuf family and the family of the vidames de Chartres has not yet been ascertained. “Gervasius de Castrinovo” donated wood to Notre-Dame de Joasaphat, as had “Hugo pater meus” in his lifetime, in return for spiritual association, with the consent of “uxoris mee et filiorum nostrorum”, by charter dated 1200[2927]. "Gervasius dominus Castri-Novi" reached agreement with Chartres Notre-Dame, with the consent of "Hugo filius meus primogenitus", by charter dated May 1202[2928]. "Gervasius dominus Castri-Novi" founded an anniversary at Chartres Notre-Dame, with the consent of "Margarita uxore mea et filiis meis Hugone…et Herveo", by charter dated May 1202[2929]. "Gervasius de Castello-Novo et Margarita uxor mea et filii mei Hugo et Herveus" donated “medietatem terre sue parrochie Sancti-Mauricii...Notumereia” to the priory of Saint-Barthélemy-du-Vieux-Charancey by charter dated 1202[2930]. "Herveus dominus de Galardone et Gervasius dominus de Castello" confirmed the donation of "terræ de Levoisville" to Chartres Saint-Père made by "Hugone de Galardone" by charter dated May 1212[2931]. m MARGUERITE de Donzy, daughter of HERVE [III] Seigneur de Donzy et de Gien & his first wife Mathilde Goët Dame de Montmirail (-after May 1202). "Gervasius dominus Castri-Novi" founded an anniversary at Chartres Notre-Dame, with the consent of "Margarita uxore mea et filiis meis Hugone…et Herveo", by charter dated May 1202[2932]. Her parentage is confirmed by the necrology of Chartres Notre-Dame which records the death “pridie Kal Mar” of [her son] “Gervasius de Castronovo canonicus Carnotensis, postea episcopus Nivernensis, nepos Hervei comitis Nivernensis”[2933]. "Gervasius de Castello-Novo et Margarita uxor mea et filii mei Hugo et Herveus" donated “medietatem terre sue parrochie Sancti-Mauricii...Notumereia” to the priory of Saint-Barthélemy-du-Vieux-Charancey by charter dated 1202[2934]. Gervais & his wife had three children