Nielsen Hayden genealogy
Descendants of Richilde
Father: Folmar ( - Bef 995)
Mother: Bertha
Richilde
Thierry I (Abt 965 - Between 11 Apr 1026 and 2 Jan 1027)(m. 985)
   └─ Frederick II of Lorraine (Abt 995 - 1027)
    Mathilde of Swabia ( - Abt 1032)(m. Aft 1011)
       └─ Sophie of Bar (Bef 1020 - 1092)
        Louis de MontbĂ©liard (Between 1005 and 1019 - Between 1070 and 1073)(m. 1032)
           └─ Thierry I of Bar-le-Duc (Abt 1045 - 2 Jan 1105) =>
            + Ermentrude of Burgundy ( - 8 Mar 1105)(m. Abt 1065)