Nielsen Hayden genealogy
Ancestors of Welf I of Bavaria
- 1101 ┌── Oberto Obizzo I of Este (Abt 920 of Este, Padua, Veneto, Italy - 15 Oct 975)
┌── Oberto Obizzo II of Este (Abt 950 - 1014)
┌── Albert Azzo I (Abt 970 - 1029)
│ └── Railende du Como
│
┌── Albert Azzo II (997 - 20 Aug 1097)(m. Abt 1035)
│ └── Adelaide
│
Welf I of Bavaria ( - 6 Nov 1101 Paphos, Cyprus)
│
│ ┌── Rudolf II ( - Abt 990)
│ ┌── Welf II ( - 10 Mar 1030)(m. Abt 1017)
│ │ │
│ │ │ ┌── Conrad of Rheingau ( - 20 Aug 997)
│ │ └── Ita von Öhningen ( - Aft 16 Oct 1000)
│ │
└── Kunigunde of Altdorf (Abt 1020 - Bef 31 Mar 1055)(m. Abt 1035)
│
│ ┌── Wigeric ( - Aft 19 Jan 916 bur.Hastière, Belgium)(m. Abt 908)
│ ┌── Siegfried of Luxembourg (Between 915 and 920 -
│ │ Abt 998 bur.Saint-Maximum, Trier, Germany)(m. Abt 955)
│ │ Abt 998 bur.Saint-Maximum, Trier, Germany)(m. Abt 955)
│ │
│ ┌── Frederick I of Luxembourg (965 - 6 Oct 1019)(m. Bef 995)
│ │ └── Hedwig (Between 935 and 940 - 13 Dec 992 bur.Saint-Maximum, Trier, Germany)(m. Abt 955)
│ │
└── Imiza of Luxembourg (Abt 1000 - Aft 2 Aug 1055)(m. Abt 1017)
│
│ ┌── Heribert I of Kinziggau ( - 992)
└── (Unknown daughter of Heribert I) (m. Bef 995)
│
│ ┌── Megingoz of Avalgau ( - Abt 998 Gelderland, Netherlands)
└── Ermentrude
└── Gerberga of Alsace ( - Bef 24 May 996) =>