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Interactive tree of
Siegfried I
…
Graf von Northeim
Individual
Siegfried I
…
Graf von Northeim
,
–
1004
Gertrude
von Northeim
Pfalzgräfin Heiress of Friesland
–
1165
Otto I
…
Graf von Rheineck
–
1150
Heinrich
der Fette
von Northeim
Markgraf in Friesland
–
1101
Gertrud
von Meissen
1065
–
1117
Otto I
von Northeim
Graf von Northeim Herzog in Bayern
1025
–
1083
Richenza
von Schwaben
–
1083
Benno
…
Graf von Northeim
–
1049
[Eilika]
…
–
Siegfried I
…
Graf von Northeim
–
1004
Mathilde
…
–