The Gesta Pontificum Cameracensium (Gesta Burchardi I) names "Symon, castellani Hugonis filius". “Hugo castellanus de Cambray et dominus de Oisy” donated property to Saint-Eloi on the day “Willermus Biturniensis advocatus” married “Clementiam filiam meam”, in the presence of and confirmed by “filio meo Simone et filiabus Clementia, Matilde, Maria”, undated witnessed by “Willermus Bituniensis advocatus...”.
Châtelain de Cambrai. The Gesta Pontificum Cameracensium (Gesta Burchardi I) records the capture of Simon at Oisy by the count of Flanders. "Symon Cameracensis castellanus" granted duty exemptions to the abbey of Saint-Amand, with the approval of "uxor mea Ada et Gilius filius meus", by charter dated 1156, witnessed by "Ade uxoris mee, Gilii filii mei, Hugonis filii mei, Heldiardis filie mee, Matheldis filie mee…". "Ada de Firmitate Ansculfi" donated property to "Radoliensis" monastery, with the consent of "domini Symonis sponsi mei vicecomitis Meldis…filiorum nostrorum Gilonis…et Hugonis et filiæ Matildis", by charter dated to [1160]. "Simon vicecomes Meldensis…etiam Ada vicecomitissa" donated property to "Radoliensis" monastery, for the soul of "filii nostri Gilonis", with the consent of "filii nostri Hugo et Petrus et filia nostra Heldealdis", by charter dated to [1164]. "Simon Firmitatis Ansculfi vicecomes et uxor mea Ada" donated property to "Radoliensis" monastery, with the support of "filiis et filiabus meis Hugone et Petro, necnon Heldiarde et Mathilde", by charter dated to [1165]. "Symon...dominus de Oisi filiusque meus Hugo" donated property to Ourscamp Notre-Dame, with the consent of “ceteri liberi mei Petrus...archidiaconus Cameracensis et Heldegardis et Mathildis, uxorque mea Ada, conjux que filii mei...Gertrudis”, by charter dated 1169. 2