Nielsen Hayden genealogy
Descendants of Rudolf I of Saxony
Abt 1280 - 1356 (~ 76 years)Father: Albrecht II of Saxony ( - 25 Aug 1298 Aken, Saxony-Anhalt, Germany)
Mother: Agnes of Habsburg (Abt 1257 - 11 Oct 1322 Wittenberg, Saxony-Anhalt, Germany)
Rudolf I of Saxony (Abt 1280 - 12 Mar 1356 bur.Wittenberg, Saxony-Anhalt, Germany)
Agnes of Lindow-Ruppin ( - 9 May 1343 bur.Franciscan cloister, Wittenberg, Saxony-Anhalt, Germany)(m. Aft 9 Apr 1331)
   └─ Wenzel of Saxony (Abt 1337 - 15 May 1388 Hannover, Lower Saxony, Germany)
    Cäcilie da Carrara (Abt 1347 - 1427 Zahna, Wittenberg, Saxony-Anhalt, Germany)(m. 29 Jan 1367)
       └─ Rudolf III of Saxony (Abt 1373 - 9 Jun 1419 bur.Wittenberg, Saxony-Anhalt, Germany)
        Barbara of Silesia-Liegnitz ( - 16 May 1435)(m. 6 Mar 1396)
           └─ Barbara of Saxony (Abt 1406 - 10 Oct 1465 Bayreuth, Bavaria, Germany) =>
            + Johann "the Alchemist" of Brandenburg (Bef 29 Sep 1403 - 16 Nov 1464 Baiersdorf, Bavaria, Germany)
            (m. 26 May 1412)
            (m. 26 May 1412)