Stamboom van Hagenbeek

Vader: Bernhard van Supplinburg
Moeder: Ida von Querfurt

• Vermeld als graaf in de Harzgau
• Overleden: op 9 juni 1075

vermoord in de veldslag Unstrutt bij Homburg, He is named as son of Ida in the Annalista Saxo.  Graf im Harzgau 1052.  A supporter of the nobles who opposed Heinrich IV King of Germany, he incited the rebellion of Saxony and was killed in battle fighting the king's forces].  The necrology of Lüneburg records the death "9 Jun" of "Geuehardus com", although it is not known whether this entry refers to this Graf Gerhard. m as her first husband, Hedwig von Formbach, daughter of Friedrich Graf von Formbach and his wife Gertrud von Haldensleben.  The Vita Wirntonis names "Fridericus" as father of "Hedwigis, mater Lotharii regis". According to the 14th century Genealogia comitum Neuburgensium sive Formbacensium, "Hadewic mater Lotharii regis et Ite comitisse de Purchausen" was the only daughter of "Fridericus senioris Tiemonis filius" & his wife].  She married secondly ([1080]) as his first wife, Thierry II Duke of Lorraine.  The primary source which confirms her second marriage has not yet been identified