Nielsen Hayden genealogy
Ancestors of Otto I, Holy Roman Emperor
912 - 973 (60 years) ┌── Liudolf (Abt 805 - 6 Sep 864 bur.Brunshausen, Cuxhaven, Lower Saxony, Germany)
┌── Otto I "The Illustrious" (Between 830 and 840 -
│ 30 Nov 912 bur.Gandersheim Abbey, Gandersheim, Lower Saxony, Germany)(m. Between 869 and 870)
│ 30 Nov 912 bur.Gandersheim Abbey, Gandersheim, Lower Saxony, Germany)(m. Between 869 and 870)
│ │ ┌── Billung
│ └── Oda Billung (Abt 806 - 17 May 913 bur.Gandersheim Abbey, Gandersheim, Lower Saxony, Germany)
│ └── Aeda
│
┌── Heinrich I "The Fowler", King of Germany (Abt 876 - 2 Jul 936 Membleben, Lower Saxony, Germany)(m. 909)
│ │
│ │ ┌── Poppo ( - Between 839 and 841)
│ │ ┌── Heinrich of Babenberg ( - 28 Aug 886 Paris, France)
│ └── Hadwig von Babenberg ( - 24 Dec 903)(m. Between 869 and 870)
│
Otto I, Holy Roman Emperor (23 Nov 912 - 7 May 973 Membleben, Lower Saxony, Germany)
│
│ ┌── Dietrich ( - Aft 929)
│ │ └── Mathilde, Abbess of Hereford ( - Aft 909)
│ │
└── St. Matilda (Abt 890 - 14 Mar 968 Quedlinburg, Saxony-Anhalt, Germany)(m. 909)
└── Reinhild of Denmark ( - Abt 932)