Nielsen Hayden genealogy
Ancestors of Lothar-Udo II
Aft 994 - 1057 (< 61 years) ┌── Lothar I ( - 2 Feb 880)
┌── Lothar II ( - 5 Sep 929)
│ │ ┌── Liudolf (Abt 805 - 6 Sep 864 bur.Brunshausen, Cuxhaven, Lower Saxony, Germany)
│ └── Oda von Sachsen ( - 874)
│ └── Oda Billung (Abt 806 - 17 May 913 bur.Gandersheim Abbey, Gandersheim, Lower Saxony,
│ Germany) =>
│ Germany) =>
│
┌── Heinrich I "The Bald" ( - 11 May 976)
│ └── Swanhilde
│
┌── Siegfried II (Abt 965 - 1037)
│ │
│ │ ┌── Eberhard ( - Between 902 and 903)
│ │ ┌── Gebhard ( - Aft 15 Jan 947)
│ │ │ └── Wiltrud ( - Aft 902)
│ │ │
│ │ ┌── Konrad ( - Abt 982)
│ │ │ │
│ │ │ │ ┌── Heribert I ( - Between 900 and 907) =>
│ │ │ └── (Unknown) de Vermandois
│ │ │ └── (Unknown wife of Heribert I)
│ │ │
│ └── Judith ( - Abt 16 Oct 973)
│
Lothar-Udo II (Aft 994 - 7 Nov 1057)
│
│ ┌── Gero von Alsleben
└── Adela