Nielsen Hayden genealogy
Descendants of Judith von Oenningen
Father: Konrad of Swabia and Oenningen (Abt 920 - 20 Aug 997)
Mother: Reginlint
Judith von Oenningen
Adalbert ( - 1033)
   └─ Gerhard ( - 1045)
    Gisela
       └─ Gerard of Lorraine (Abt 1008 - 4 Apr 1070 Remiremont, Vosges, France)
        Hedwig of Namur (of Namur, Belgium - Between 1075 and 1080)
           │ + Hedwig of Formbach ( - Between 1085 and 1090)
           │ + Gertrude of Flanders (Abt 1070 - 1117)(m. Between 1095 and 1096)
            + Edith of Egisheim ( - Bef 29 Jan 1126)