ERMENTRUDE ([947/52]-[5 Oct 1002/1004]). "Ermentrudis" is named as daughter of "Alberada filia …Gerbergæ" in the Continuator of Flodoard, which does not name either her father or her husband but specifies that Ermentrudis was the mother of Agnes (Ctss de Poitou)[1554], the latter naming both her parents in charters[1555]. Her birth date range is estimated on the basis of her son by her first marriage being named in 971. "Ermentrudis conjuge sua" consented to the donation of land "in Aponiaco villa" by "Albericus comes Matisconensis" to Cluny by charter dated 14 Jan 971[1556]. The date of her first marriage is indicated by her absence from the charter of "Albericus comes Matisconensis" dated Mar 966[1557]. The genealogy of the Comtes de Mâcon, included in the cartulary of Saint-Vincent de Mâcon, records the marriage of "dominus Guillelmus comes" with the wife of "Albericus filius Leotaldi comitis"[1558]. Rodulfus Glaber states that "Willemus, Henrici ducis priuignus, Adalberti Longobardorum ducis filius" married the sister of "Brunone Lingonensi episcopo" who supported him in his rebellion against the king [Robert II][1559].Ermentrude's date of death is indicated by the Chronicle of St Bénigne de Dijon which records a donation by "Otto comes cognomento Willelmus" with "filii eius Rainaldi" dated 1004 "pro anima Hinrici Ducis, qui eum loco filii adoptavit et genitricis sue Gerberge uxoris predicti Ducis, ac filii sui Widonis et Hermintrudis coniugis"[1560]. m firstly (before 971) AUBRY [II] Comte de Mâcon, son of LETAUD Comte de Mâcon & his first wife Ermengarde [de Chalon] ([935/40]-after 17 Nov [before 981/82][1561]). m secondly (before [981/82]) as his first wife, OTHON GUILLAUME Comte de Mâcon et de Nevers [Bourgogne-Comté], son of ADALBERTO associate-King of Italy & his wife Gerberge de Chalon ([960/2]-Dijon 21 Sep 1026)