Nielsen Hayden genealogy
Family: Siegfried III von Northeim / Adelheid von Holstein (F17402)
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Male
Siegfried III von Northeim
Birth Abt 1053 Death Abt 1107 Burial Marriage Father Otto I von Northeim | F8787 Group Sheet Mother Richenza | F8787 Group Sheet
Female
+ Richenza von Boyneburg
Birth Death Burial Spouse Poppo I of Regenstein-Blankenburg | F17401 Marriage