Nielsen Hayden genealogy
Descendants of Agnes von Plain und Hardegg
Father: Konrad I von Plain und Hardegg ( - Abt 4 Apr 1250)
Mother: Berta ( - 1247)
Agnes von Plain und Hardegg
Heinrich von Pfannberg ( - Abt 24 Jul 1282)
   └─ Ulrich IV von Pfannberg (Abt 1260 - Bef 1318)
    Margareta von Heunberg (m. Bef 2 May 1288)
       └─ Ulrich V von Pfannberg ( - 23 Oct 1354 bur.Vienna, Austria)
        Margareta (m. Bef 24 Mar 1331)
           └─ Katharina von Pfannberg ( - Between 1374 and 1375)
            Meinhard VI of Görz (Abt 1322 - Aft 6 May 1385)(m. 18 Nov 1347)
               └─ Katherina of Görz ( - 31 May 1391 bur.Seligenthal, Thuringia, Germany)
                Johann II of Bavaria (Abt 1341 - 8 Aug 1397 Munich, Bavaria, Germany)
                (m. Between Oct 1372 and Nov 1372)
                (m. Between Oct 1372 and Nov 1372)
                   └─ Ernst of Bavaria (1373 - 2 Jul 1438 Munich, Bavaria, Germany)
                    Elisabetta Visconti ( - 2 Feb 1432 Munich, Bavaria, Germany)
                    (m. 24 Feb 1396 Pavia, Lombardy, Italy)
                    (m. 24 Feb 1396 Pavia, Lombardy, Italy)
                       └─ Albrecht III of Bavaria (Munich, Bavaria, Germany;27 Mar 1401 - 29 Feb 1460)
                        + Anna of Brunswick-Grubenhagen (Abt 1420 - 9 Oct 1474 Nannhofen, Bavaria, Germany)
                        (m. 22 Jan 1437 Munich, Bavaria, Germany)
                        (m. 22 Jan 1437 Munich, Bavaria, Germany)