Nielsen Hayden genealogy
Descendants of Heinrich I of Brandenburg
Abt 1260 - 1318 (~ 58 years)Father: Johann I of Brandenburg (1213 - 4 Apr 1266)
Mother: Jutta of Saxony ( - 23 Dec 1287)
Heinrich I of Brandenburg (Abt 1260 - 14 Feb 1318 bur.Chorin Cloister, Chorin, Brandenburg, Germany)
Agnes of Bavaria (Between 1276 and 1278 - 22 Jul 1345 Sangerhausen, Saxony-Anhalt, Germany)
(m. Aft Nov 1298 Nürnberg, Bavaria, Germany)
(m. Aft Nov 1298 Nürnberg, Bavaria, Germany)
   └─ Sophia of Brandenburg (Abt 1300 - 1356)
    Magnus I of Brunswick (Abt 1304 -
    Between 15 Jun 1369 and 15 Aug 1369 bur.St. Michaelis, Lüneberg, Lower Saxony, Germany)(m. Abt 1327)
    Between 15 Jun 1369 and 15 Aug 1369 bur.St. Michaelis, Lüneberg, Lower Saxony, Germany)(m. Abt 1327)
       ├─ Sophie of Brunswick ( - 1394)
       │ Dietrich IV of Honstein ( - Between 1378 and 1379)(m. Aft 1350)
       │     + Christian V of Oldenburg ( - Between 10 Nov 1399 and 22 Apr 1403)(m. Bef 29 Aug 1377)
       └─ Magnus II of Brunswick (Abt 1328 - 25 Jul 1373 Leveste, Lower Saxony, Germany)
        Katharina of Anhalt ( - 30 Jan 1390)(m. Bef 6 Oct 1356)
           │ + Albrecht I of Brunswick (Abt 1339 -
           │ Between 11 Aug 1383 and 22 Sep 1383 Salzderhelden, Lower Saxony, Germany)(m. Bef 17 Aug 1372)
           │ Between 11 Aug 1383 and 22 Sep 1383 Salzderhelden, Lower Saxony, Germany)(m. Bef 17 Aug 1372)
           └─ Elisabeth of Brunswick-Lüneburg (Abt 1370 - Bef 3 Apr 1422) =>
            + Gerhard V of Holstein (Abt 1367 - 5 Aug 1404 Suderhamme, Dithmarschen)(m. 1395)