Nielsen Hayden genealogy
Descendants of Sénegundis de Béziers
Father: Guillaume II de Béziers ( - Abt 993)
Mother: Arsinde
Sénegundis de Béziers
   └─ Richard II ( - Between 1049 and 1051)
    Rixinde de Narbonne
       └─ Berenguer II (Abt 1025 - Between 1080 and 1097)
        Adila (m. Bef 1050)
            + Adelais (m. Bef 1100)