Nielsen Hayden genealogy
Descendants of Heinrich I of Brunswick
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Father: Albrecht I
(1236 - 15 Aug 1279)
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Mother: Alessina de Monferrato
( - 5 Feb 1285)
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Heinrich I of Brunswick (Aug 1267 - 7 Sep 1322)
       └─ Albrecht I of Brunswick
(Abt 1339 -
        Between 11 Aug 1383 and 22 Sep 1383 Salzderhelden, Lower Saxony, Germany)
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        Between 11 Aug 1383 and 22 Sep 1383 Salzderhelden, Lower Saxony, Germany)
           └─ 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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