Hugues III d'Oisy, châtelain de Cambrai

-http://fmg.ac/Projects/MedLands/nfracado.htm#HuguesOisyCambraidied1189

ii) HUGUES [III] d'Oisy (-29 Aug 1189). "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…"[122]. "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][123]. "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][124]. "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][125]. "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[126]. His parentage is confirmed by the charter dated [Jun/Aug] 1208 under which "Margareta uxor Galterii de Averna comitissa palatina Burgundie" confirmed an agreement between "Willelmum militem de Monasteriis" and Saint-Martin-des-Champs which also names "Hugo de Oysi filius Symonis vicecomitis, olim maritus meus"[127]. Châtelain de Cambrai. "Ada Meldensium vicecomitissa" made her testament, for the souls of "mariti mei, Gilonis filii mei", with the consent of "filius meus Hugo Cameracensis castellanus…Petrus Cameracensis archidiaconus filius meus, Andreas de Firmitate Gaucheri et Heldiardis uxor sua filia mea", by charter dated to [1171][128]. "…Hugonis de Oisi…" signed the charter dated [24 Apr/12 Jun] 1177 under which Philippe Count of Flanders declared that his older sister renounced the inheritance of her brother [129]. He became a monk at Messines in [1177]. "Hugo de Oisiaco vicecomes Meldensis, castellanus Cameracensis" donated property to "ecclesiam B. Mariæ de Pratis", for the soul of "uxoris meæ Margaretæ", by charter dated 1189[130]. The necrology of the Prieuré de Collinances records the death "29 Aug" of "vicecomes Hugo"[131].

m firstly (after 1158) as her second husband, GERTRUDE de Flandre, divorced wife of HUMBERT III Comte de Maurienne et de Savoie, daughter of THIERRY I Count of Flanders & his second wife Sibylle d'Anjou (-3 Mar after 1186). The Genealogica Comitum Flandriæ Bertiniana names (in order) "Philippum, Matheum, Petrum et tres filias" as the children of "Theodericus filius ducis Alsatie [et] Sibillam", not naming the daughters but specifying that "quarum primogenita nupsit Amico comiti Intermontano"[132]. The Flandria Generosa names (in order) "Gertrudem et Margaretam" as the two daughters of Count Thierry & his second wife[133]. The Flandria Generosa, in a later manuscript, names "Gertrudis primogenita" and her first husband "comiti de Moriana", from whom she was separated, and her second husband "Hugoni de Oisi", specifying that she later became a nun at "Mencinis"[134]. Philippe Count of Flanders, on the point of leaving on crusade, declared that "sororis mee Gertrudis quondam Morianensis comitisse" had renounced her inheritance before becoming a nun, by charter dated [24 Apr/12 Jun] 1177[135]. She became a nun at Messines [1177].

m secondly ([1183]%29 as her first husband, MARGUERITE de Blois, daughter of THIBAUT V Comte de Blois et de Chartres & his second wife Alix de France (-12 Jul 1230). "…Filiis quoque et filiabus meis Theobaldo et Ludovico atque Henrico, Margarita et Ysabella" consented to the donation by "Theobaldus Blesensis comes, Francie senesscalus" to Hôtel-Dieu, Châteaudun by charter dated 1183[136]. "Hugo vicecomes Meldensis" donated property to Cavea monastery, with the consent of "domina Margarete uxore mea", by charter dated to [1185][137]. Her first marriage is confirmed by the charter dated [Jun/Aug] 1208 under which "Margareta uxor Galterii de Averna comitissa palatina Burgundie" confirmed an agreement between "Willelmum militem de Monasteriis" and Saint-Martin-des-Champs which also names "Hugo de Oysi filius Symonis vicecomitis, olim maritus meus"[138]. "Hugo de Oisiaco vicecomes Meldensis, castellanus Cameracensis" donated property to "ecclesiam B. Mariæ de Pratis", for the soul of "uxoris meæ Margaretæ", by charter dated 1189[139]. She married secondly ([1190]) Otto von Staufen Comte Palatin de Bourgogne, [Hohenstaufen], and thirdly (after 1200) Gauthier [II] Seigneur d'Avesnes. William of Tyre (Continuator) records "la fille dou conte Thibaut de Blois" being the wife of "Otes dus de Borgoigne"[140]. The late 13th century genealogy by Balduinus de Avennis records that "dominus Galterus filius [Jacobi] primogeniti" married "Margareta comitatus Blesensis hærede"[141]. She succeeded her nephew in 1218 as Ctss de Blois, Vicomtesse de Châteaudun. "Margareta uxor Galterii de Averna comitissa palatina Burgundie" confirmed an agreement between "Willelmum militem de Monasteriis" and Saint-Martin-des-Champs by charter dated [Jun/Aug] 1208 which also names "Hugo de Oysi filius Symonis vicecomitis, olim maritus meus"[142]. The necrology of the abbey of Vauduisant records the death "IV Id Jul" of "comitisse Blesensis Marguerite"[143].