Nielsen Hayden genealogy
Descendants of Mathilde von Brandenburg
1255 - 1316 (~ 68 years)Father: Otto III of Brandenburg (Abt 1215 - 9 Oct 1267)
Mother: Beatrix of Bohemia ( - 25 May 1286)
Mathilde von Brandenburg (Between 1248 and 1255 - 20 Dec 1316)
Barnim I of Pomerania (Between 1210 and 1218 - Abt 13 Nov 1278)(m. Bef 20 May 1267)
   └─ Miroslava of Pomerania ( - Between 1327 and 1328)
    Nikolaus I of Schwerin-Wittenburg ( - Bef 23 Jun 1323)(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)