Nielsen Hayden genealogy
Descendants of Katharina of Anhalt
![Female](img/tng_female.gif)
Father: Bernhard III of Anhalt
( - 20 Aug 1348)
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Mother: Mathilde of Anhalt
( - Abt 1342)
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Katharina of Anhalt ( - 30 Jan 1390)
   │
Albrecht I of Brunswick
(Abt 1339 - Between 11 Aug 1383 and 22 Sep 1383 Salzderhelden, Lower Saxony, Germany)
   │ (m. Bef 17 Aug 1372)
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   │ (m. Bef 17 Aug 1372)
   │    └─ Erich of Brunswick
( - 28 May 1427 bur.St. Alexander, Einbeck, Lower Saxony, germany)
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   │    
Elizabeth of Brunswick-Göttingen
( - Aft 29 Sep 1444)(m. Between 1 Jul 1405 and 14 Jul 1405)
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   │        └─ Anna of Brunswick-Grubenhagen
(Abt 1420 - 9 Oct 1474 Nannhofen, Bavaria, Germany)
![Locate Person in Chart, Link to Ancestor Chart & Descendant Chart](img/rrtextplus_locate.gif)
   │         + Albrecht III of Bavaria
(Munich, Bavaria, Germany;27 Mar 1401 - 29 Feb 1460)
   │         (m. 22 Jan 1437 Munich, Bavaria, Germany)
![Locate Person in Chart, Link to Ancestor Chart & Descendant Chart](img/rrtextplus_locate.gif)
   │         (m. 22 Jan 1437 Munich, Bavaria, Germany)
       └─ Heilwig of Holstein
(1398 - Bef 11 Nov 1436 bur.Oldenburg, Lower Saxony, Germany)
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Dietrich of Oldenburg
( - 14 Feb 1440 Delmenhorst, Lower Saxony, Germany)(m. 23 Nov 1423)
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           └─ Christian I, King of Denmark, Norway, and Sweden
(Feb 1426 - 21 Mar 1481 Copenhagen, Denmark) =>
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            + Dorothea of Brandenburg
(1430 - 10 Nov 1495 Kalundborg, Denmark)
            (m. 28 Oct 1449 Copenhagen, Denmark)
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            (m. 28 Oct 1449 Copenhagen, Denmark)