Robert II King of France confirmed the donation of "Manasses comes" to Chartres Notre-Dame by charter dated 4 Feb 1031, signed by "…Manasses comitis, Hilduini comitis fratris eius, filiorum eius Manassis et Hilduini, Burcardo de Montemorenciaco, Evrardi filii Hilduini de Britoglio, Amalrici de Monteforti, Milonis de Caprosa…". "Gelduinus" donated property by charter dated to [1038/40] which names "…filiorumque meorum Evrardi, Arduini, Hugonis episcopi…", subscribed by "Gelduini vicecomitis, Harduin vicecomitis filius eius, Ebrardi fratris eius, Gualerandi fratris eius…".
Comte de Breteuil 1048. "Gelduinus…vicecomes" donated a serf to Marmoutier, for the soul of "meique filii Harduini", with the consent of "domino meo Tetbaldo comite…filio meo Ebrardo", by charter dated to [1046/64] signed by "Ermengarde comitisse, Gerduini vicecomitis, Ebrardi filii eius, Ebrardi filii Ebrardi, Hugonis fratris eius, Adeladis sororis eorum, Guarini Tyrensis filii…Ilberti filii Nivelonis, Fulcherii fratris eius, Girardi fratris eius…Hugonis vicecomitis, Hilgodi filii episcopi…".
Vicomte de Chartres. A charter dated to [1050/60] confirms that "frater eius Ebrardus" succeeded on the death of "Harduini vicecomitis Carnotensis", and confirmed his father's and brother's donations. “...Ebrardi vicecomitis Carnotensis...” subscribed the charter dated to [1061/65] under which “Wicherium filium Guicherii de castro Reginaldi” claimed rights in the forest of Blémars.
The necrology of Chartres cathedral records the death "II Id Feb" of "Ebrardus vicecomes Gilduini filius", stating that "Ebrardus filius eius et Hugo" donated property for his soul. 2