Thierry d'Avesnes

1. WEDRICUS "Ad-barbam" . The Chronicon Lætiense names "Wedricus cognomen Ad-barbam", specifying that his domain was "apud Fagetum" and that he constructed the castle of Avesnes[740]. Seigneur d'Avesnes. m ---. The name of Wedricus's wife is not known. Wedricus & his wife had [four or more] children:

a) THIERRY (-[1106]). The Chronicon Lætiense names "Theodericus" as one of the sons of "Wedricus cognomen Ad-barbam"[741]. Seigneur d'Avesnes. Robert Count of Flanders confirmed the possessions of Cambrai Saint-Aubert “in villa de Keans” by charter dated 1102, in the presence of “Everardi de Tornaco, Theodorici de Avethuis...”[742]. The Liber de Restauratione Sancti Martini Tornacensis names "Theoderico Avesniensi" as husband of "Ada [filia Hilduini comitis]"[743]. The Chronicle of Alberic de Trois-Fontaines records that the "abbatia de Letiis" was restored by "Theodericum de Avesnis et Aldam uxoris eius"[744]. “Gossuini de Montibus, Theoderici de Avesnis, Theoderici de Aldenarda, [Segardi] de Ceocs, Manasse de Betunia, Fastredi, Walteri de Lens, Walcheri de Chirvia, Anselli de Ribodimonte...” subscribed a charter dated 1084 for the abbey of Saint-Denis en Brocqueroie[745]. m as her third husband, ADA de Ramerupt, widow firstly of GEOFFROY Seigneur de Guise and secondly of GAUTHIER Seigneur d’Ath, daughter of HILDUIN [IV de Montdidier et de Ramerupt Comte de Roucy] & his wife Adelaide de Roucy (-bur Abbaye de Liessies). The Genealogiæ Scriptoris Fusniacensis names "quartam…Hilduini comitis filiam Adam" as wife firstly of "Godefridus de Guisia" and secondly of "Galterum de Aat" and thirdly of "Theoderico de Avesnis"[746]. The Chronicon Lætiense names "Ada" as wife of "Theodericus"[747]. The Chronicon Lætiense names "Ada de Avesnis cognata" of "Ebalus filius [Petronill%C3%A6]"[748]. She and her third husband built the convent of Lessies, where she retired after his death and was buried[749].
b) sons . The Chronicon Lætiense names "Theodericus" as one of the sons of "Wedricus cognomen Ad-barbam"[750]. The number of Wedricus's other sons is not known.
c) GERARD d’Avesnes (-killed in battle mid-1102). Lord of St Abraham. Albert of Aix records that "Gerhardum de præsidio Avennis" was sent as a gift to "duci christianissimo Iherusalem", after having been presumed killed at Assur, and was invested with "castello…ad sanctum Abraham", dated to 1099 from the context[751]. Albert of Aix names "…Gerhardus de Avennis…" among those killed in battle in a campaign led by Baudouin I King of Jerusalem, dated to mid-1102 from the context[752]. It is not known whether Gerard was one of the otherwise unnamed sons of Wedricus Seigneur d’Avesnes.]
d) IDA . The Liber de Restauratione Sancti Martini Tornacensis names "Idam, germanam Theoderic de Asvensis" as wife of "Fastredus"[753]. m FASTRE [I] d'Oisy, son of --- (-before 1092). Avoué de Tournai.

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