Nielsen Hayden genealogy
Family: Gerard IV of Holstein / Anastasia of Schwerin-Wittenburg (F13205)
m. Between 30 Jul 1313 and 21 Oct 1313Gerhard II of Holstein (1253-1312) 
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Ingeborg of Sweden ( -1292)
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| Nikolaus I of Schwerin-Wittenburg ( -1323)
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| Miroslava of Pomerania ( -1327)
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| Gerard IV of Holstein ( -1317)
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| Anastasia of Schwerin-Wittenburg ( -1314)
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Ingeborg of Holstein (1314-1343)  |