Nielsen Hayden genealogy
Descendants of St. Eberhard
- 866Father: Hunroch ( - Between 844 and 852)
St. Eberhard ( - Between 865 and 866)
Gisela of Aquitaine (Between 819 and 822 - Aft 1 Jul 874)(m. Abt 836)
   ├─ Berengario, Holy Roman Emperor (Between 840 and 845 - 7 Apr 924 Verona, Veneto, Italy)
   │ Bertila ( - Between 910 and 915)(m. Abt 880-890)
   │    └─ Gisela of Italy ( - Between 13 Jun 910 and 26 Jan 913)
   │     Adalberto ( - Between 8 Dec 922 and 8 Oct 924)(m. Bef 900)
   │        └─ Berengario II, King of Italy (Abt 900 - 4 Aug 966 Bamberg, Bayern, Germany) =>
   │         + Willa of Arles ( - Aft 963 Bamberg, Bayern, Germany)(m. Bef 936)
   └─ Heilwig of Friuli (Between 855 and 860 - Aft 894)
    Hucbald ( - Bef 895)
       └─ Raoul de Gouy ( - 926)
        (Unknown heiress of Ermenfrid, count of Amiens)
            + Adele