Family/Spouse: Gerberge DE BOULOGNE. Gerberge (daughter of Eustace I and Matilda/Maud Of LOUVAIN) died before 1049. [Group Sheet] [Family Chart]
Frederick married Ermentrude Of GLEIBERG after 985. Ermentrude (daughter of Heribert Count In The WETTERAU and Ermentrude Of AVALGAU) died after 985. [Group Sheet] [Family Chart]