[GUILLAUME [II] ([945]-after 21 Jul 1007). The proof that Guillaume [II] was the son of Rainard [II] has not been found. However, his consent to the execution of his supposed father´s testament, and his naming his daughter after his supposed mother, strongly suggest that the affiliation is correct. "Diaz, femina, et vir meus Isimbertus consentiens" donated property "in comitatu Agathensi in…villa Pineto", specifying that the property came to them "ex commutatione de Guillelmo vicecomite et de uxore sua Ermetructes", by charter dated 7 Apr 967[22]. Vicomte de Béziers. A charter dated 23 Oct 969 records the execution of the testament of "Reginardi vicecomitis" by his executors "…Garsindis vicecomitissa…", specifying that the testator requested burial "ad ecclesiam Sancti Jacobi", with the consent of "Willelmus vicecomes"[23]. "Willelmo vicecomite" is named as present in the charter dated 20 Sep 983 which publishes the testament of Pons[24]. "Willelmus vicecomes et uxor mea Ermetructis vicecomitissa" donated property "in comitatu Biterrense villa…Lignano" to the church of Béziers by charter dated 24 Aug 977[25]. "Dominus Willelmus vicecomes Biterrensis", on leaving on pilgrimage for Rome, and "uxor sua Arsindis" relinquished claims in favour of the abbey of Saint-Thibéry by charter dated 28 Feb 990[26]. The testament of "Guillelmus vicecomes", dated 990, appointed "…Arsindis vicecomitissa…" among his executors and named "filia sua Garsindis…filia mea Senegundis"[27]. "Guillelmus vicecomes et uxor mea…Arsindis" exchanged property with Matfred Bishop of Béziers by charter dated 17 Aug 994[28]. "Ratulfus et uxor mea Lugrizia…" gave property "in comitatu Agathense in villa Almas" to "Raimundo comiti et uxore tue Garsindi comitisse" by charter dated 21 Jul 1007, which also names "Guillelmo vicecomes" but gives no indication of any relationship between the latter and Garsindis[29]. m firstly ERMENTRUDE, daughter of --- (-after 24 Aug 977). "Diaz, femina, et vir meus Isimbertus consentiens" donated property "in comitatu Agathensi in…villa Pineto", specifying that the property came to them "ex commutatione de Guillelmo vicecomite et de uxore sua Ermetructes", by charter dated 7 Apr 967[30]. "Willelmus vicecomes et uxor mea Ermetructis vicecomitissa" donated property "in comitatu Biterrense villa…Lignano" to the church of Béziers by charter dated 24 Aug 977[31]. m secondly (before 28 Feb 990) ARSINDE de Carcassonne, daughter of ROGER [I] de Comminges Comte de Carcassonne & his wife Adelais --- (965-after 12 Aug 993). "Dominus Willelmus vicecomes Biterrensis", on leaving on pilgrimage for Rome, and "uxor sua Arsindis" relinquished claims in favour of the abbey of Saint-Thibéry by charter dated 28 Feb 990[32]. The primary source which confirms her parentage has not yet been identified. The testament of "Guillelmus vicecomes", dated 990, appointed "…Arsindis vicecomitissa…" among his executors and named "filia sua Garsindis…filia mea Senegundis"[33]. "Guillelmus vicecomes et uxor mea…Arsindis" exchanged property with Matfred Bishop of Béziers by charter dated 17 Aug 994[34].
http://fmg.ac/Projects/MedLands/TOULOUSE%20NOBILITY.htm#GuillaumeIIBeziersdied1007