Nielsen Hayden genealogy
Descendants of Otto III of Brandenburg
Abt 1215 - 1267 (~ 52 years)Father: Albrecht II of Brandenburg (Abt 1177 - 25 Feb 1220)
Mother: Mathilde von Nieder-Lausitz ( - 1255)
Otto III of Brandenburg (Abt 1215 - 9 Oct 1267)
Beatrix of Bohemia ( - 25 May 1286)(m. Jan 1243)
   ├─ Otto V of Brandenburg (Abt 1246 - 3 Jul 1299)
   │ Jutta von Henneberg ( - Bef 13 Sep 1295)(m. 22 Oct 1268)
   │    ├─ Beatrix of Brandenburg ( - Bef 26 Apr 1316)
   │    │ Bolko I of Silesia (Between 1252 and 1256 - 9 Nov 1301)(m. 4 Oct 1281)
   │    │    └─ Beatrix von Schlesien-Glogau (Abt 1290 - 24 Aug 1322 Munich, Bavaria, Germany) =>
   │    │     + Ludwig IV, Holy Roman Emperor (11 Mar 1282 - 11 Oct 1347 Puch, Fürstenfeldbruck, Bavaria, Germany)
   │    │     (m. Between Oct 1308 and 1311)
   │    │     (m. Between Oct 1308 and 1311)
   │    └─ Hermann of Brandenburg (Abt 1275 - Jan 1308)
   │     Anna of Austria (Between 1275 and 1280 - 10 Mar 1327 Breslau, Silesia)(m. Sep 1295 Graz, Austria)
   │        └─ Mechtilde of Brandenburg (Between 1298 and 1300 - Between Jul 1325 and 31 Mar 1329) =>
   │         + Heinrich II of Silesia (Between 1289 and 1293 - 22 Jan 1342 bur.Zagan, Zagan, Silesia, Poland)
   │         (m. Between 5 Jan 1310 and 29 Feb 1312)
   │         (m. Between 5 Jan 1310 and 29 Feb 1312)
   └─ 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)