Nielsen Hayden genealogy
Ancestors of Lothar-Udo III
1030 - 1082 (~ 62 years) ┌── Lothar I ( - 2 Feb 880)
┌── Lothar II ( - 5 Sep 929)
│ └── Oda von Sachsen ( - 874) =>
│
┌── Heinrich I "The Bald" ( - 11 May 976)
│ └── Swanhilde
│
┌── Siegfried II (Abt 965 - 1037)
│ │
│ │ ┌── Konrad ( - Abt 982)
│ │ │ └── (Unknown) de Vermandois =>
│ │ │
│ └── Judith ( - Abt 16 Oct 973)
│
┌── Lothar-Udo II (Aft 994 - 7 Nov 1057)
│ │
│ │ ┌── Gero von Alsleben
│ └── Adela von Alsleben
│ └── Adela
│
Lothar-Udo III (Between 1020 and 1030 - 4 May 1082)
└── Adelheid von Rheinfelden ( - Aft 7 Dec 1057)