GUILLAUME de Normandie, illegitimate son of RICHARD I "Sans Peur" Comte de Normandie & his mistress --- (978-1057). According to Dudo of Saint-Quentin[2275], he was an illegitimate son of Richard I by a mistress other than Gunnora. Guillaume of Jumièges names “unus Godefridus, alter...Willelmus” as the two sons of Richard “ex concubinis”[2276]. Robert of Torigny names "unus Godefridus alter…Willermus" as sons of "Ricardi primi ducis Normanniæ" by concubines, recording that Guillaume was first "comes…Aucensis" and after the death of his brother became "comes Brionnensis"[2277]. An agreement between the abbots of Jumièges and Bougeuil concerning an exchange of land in Poitou, by charter dated [13 Apr/4 Apr] 1012, is subscribed by "Richardus…filius Ricardi principi magni…Robertus archiepiscopus…ecclesie Rotomagensis et Vuillelmus et Malgerus fratres Richardi comitis…"[2278]. Comte d'Hiémois et Comte d'Eu. Guillaume of Jumièges records the rebellion of “ducis uno ex patre fratrem progenitum...Willelmum”, who had received “Oximensem” from his brother, his capture and imprisonment “in Rothomagensis urbis turre”, before his escape five years later and subsequent reconciliation with his brother who granted him “Ocensem comitatum” and his marriage to “Lezscelinam...filiam...Turchetilli”[2279]. Orderic Vitalis records that “Willermus Aucensis comes instinctu religionæ conjugis suæ Lezscelinæ” founded “abbatiam sanctæ Mariæ super rivulum Divæ”[2280].
m LESCELINE, daughter of TURCHETIL Seigneur de Tourville & his wife --- (-26 Jan [1057/58]). Guillaume of Jumièges records the rebellion of “ducis uno ex patre fratrem progenitum...Willelmum”, who had received “Oximensem” from his brother, his capture and imprisonment “in Rothomagensis urbis turre”, before his escape five years later and subsequent reconciliation with his brother who granted him “Ocensem comitatum” and his marriage to “Lezscelinam...filiam...Turchetilli”[2281]. Orderic Vitalis records that “Willermus Aucensis comes instinctu religionæ conjugis suæ Lezscelinæ” founded “abbatiam sanctæ Mariæ super rivulum Divæ”[2282]. An undated charter, dated to [1049], records that "Lezelina comitissa…cum filiis suis" was expelled "de castro Ou" and donated land on the banks of the Seine to Sainte-Trinité de Rouen, with the consent of "filiis suis Hugone, Willelmo, Rotberto"[2283]. Robert of Torigny's De Immutatione Ordinis Monachorum records that "Lecelina comitissa Aucensis relicta Willermi comitis" founded "mon. Sancti Petri super Divam virorum et mon. fem. ante urbem Lexoviensem" with "filiis suis Roberto comite Aucensi et Hugone episcopo Lexoviensi"[2284].
Comte Guillaume & his wife had [four] children