Nielsen Hayden genealogy
Descendants of (Unknown daughter of William I of Périgord)
Father: William I ( - 920)
Mother: Régilindis
(Unknown daughter of William I of Périgord)
Boson I "le Vieux" ( - Abt 975)
   └─ Adelbert I (Abt 924 - 997)
    Aisceline of Limoges ( - Between 1007 and 1010)
       └─ Bernard I (Abt 974 - Between 1038 and 16 Jun 1047)
        Amelie (Abt 985 - 1072)
           │ + Ponce
           │ + Pierre Raymond of Carcassonne ( - Abt 1060)
            + Hugh V de Lusignan (Abt 1016 - 8 Oct 1060)(m. Abt 1038)
            + Pons II William (Abt 990 - 1060)(m. Abt 1040)
            + Ramon I Berenguer (1023 - 26 May 1076 bur.Cathedral of the Holy Cross and Saint Eulalia, Barcelona,
            Catalonia, Spain)(m. Aft Apr 1053)
            Catalonia, Spain)(m. Aft Apr 1053)