Nielsen Hayden genealogy
Descendants of Albrecht I of Brunswick
Abt 1339 - 1383 (~ 44 years)Father: Ernst of Brunswick (Abt 1297 - 11 Mar 1361)
Mother: Adelheid of Everstein ( - Aft 1376)
Albrecht I of Brunswick (Abt 1339 - Between 11 Aug 1383 and 22 Sep 1383 Salzderhelden, Lower Saxony, Germany)
Agnes of Brunswick-Lüneburg ( - 21 Mar 1410)(m. Bef 17 Aug 1372)
   └─ Erich of Brunswick ( - 28 May 1427 bur.St. Alexander, Einbeck, Lower Saxony, germany)
    Elizabeth of Brunswick-Göttingen ( - Aft 29 Sep 1444)(m. Between 1 Jul 1405 and 14 Jul 1405)
       └─ Anna of Brunswick-Grubenhagen (Abt 1420 - 9 Oct 1474 Nannhofen, Bavaria, Germany)
        + Albrecht III of Bavaria (Munich, Bavaria, Germany;27 Mar 1401 - 29 Feb 1460)
        (m. 22 Jan 1437 Munich, Bavaria, Germany)
        (m. 22 Jan 1437 Munich, Bavaria, Germany)