Nielsen Hayden genealogy
Konrad von Nieder-Lausitz
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- 1 Konrad von Nieder-Lausitz [1] b. Abt 1156 d. 6 May 1210
Elisabeth of Poland d. 2 Apr 1209
- 2 Mathilde von Nieder-Lausitz [1.1]
d. 1255
Albrecht II of Brandenburg b. Abt 1177 d. 25 Feb 1220
- 3 Matilde von Brandenburg [1.1.1]
b. Abt 1210 d. 10 Jun 1261
Otto I of Brunswick-Lüneburg b. 1204 d. 19 Jun 1252
- 4 Adelheid of Brunswick-Lüneburg [1.1.1.1]
d. 12 Jun 1274 [ =>]
- 4 Agnes of Brunswick-Lüneburg [1.1.1.2]
d. 18 Mar 1302 [ =>]
- 4 Helene of Brunswick-Lüneburg [1.1.1.3]
b. 18 Mar 1223 d. 6 Sep 1273 [ =>]
- 4 Albrecht I [1.1.1.4]
b. 1236 d. 15 Aug 1279 [ =>]
- 4 Adelheid of Brunswick-Lüneburg [1.1.1.1]
- 3 Johann I of Brandenburg [1.1.2]
b. 1213 d. 4 Apr 1266
Sophie of Denmark b. 1217 d. 2 Nov 1247
Jutta of Saxony d. 23 Dec 1287
- 4 Agnes of Brandenburg [1.1.2.2]
b. Between 1256 and 1261 d. Oct 1304 [ =>]
- 4 Heinrich I of Brandenburg [1.1.2.3]
b. Abt 1260 d. 14 Feb 1318 [ =>]
- 4 Agnes of Brandenburg [1.1.2.2]
- 3 Otto III of Brandenburg [1.1.3]
b. Abt 1215 d. 9 Oct 1267
Beatrix of Bohemia d. 25 May 1286
- 4 Otto V of Brandenburg [1.1.3.1]
b. Abt 1246 d. 3 Jul 1299 [ =>]
- 4 Mathilde von Brandenburg [1.1.3.2]
b. Between 1248 and 1255 d. 20 Dec 1316 [ =>]
- 4 Otto V of Brandenburg [1.1.3.1]
- 3 Matilde von Brandenburg [1.1.1]
- 2 Mathilde von Nieder-Lausitz [1.1]