Nielsen Hayden genealogy
Descendants of Nikolaus I of Schwerin-Wittenburg
- Bef 1323Father: Günzel III of Schwerin (Abt 1214 - 1274)
Mother: Margareta von Mecklenburg ( - Aft 23 Oct 1274)
Nikolaus I of Schwerin-Wittenburg ( - Bef 23 Jun 1323)
Miroslava of Pomerania ( - Between 1327 and 1328)(m. Between 1285 and 1290)
   └─ Anastasia of Schwerin-Wittenburg ( - Aft 7 Jun 1314)
    Gerard IV of Holstein ( - 1317)(m. Between 30 Jul 1313 and 21 Oct 1313)
       └─ Ingeborg of Holstein (Between 1314 and 1317 - Aft 1342)
        Konrad I of Oldenburg ( - Bef 9 Feb 1348)(m. Bef 13 May 1339)
           └─ Christian V of Oldenburg ( - Between 10 Nov 1399 and 22 Apr 1403) =>
            + Agnes of Honstein (Abt 1360 - 1 Sep 1407)(m. Bef 29 Aug 1377)