Nielsen Hayden genealogy
Heinrich I of Brandenburg
Abt 1260 - 1318 (~ 58 years)1. Heinrich I of Brandenburg was born about 1260 (son of Johann I of Brandenburg and Jutta of Saxony); died on 14 Feb 1318; was buried in Chorin Cloister, Chorin, Brandenburg, Germany. Heinrich married Agnes of Bavaria after Nov 1298 in Nürnberg, Bavaria, Germany. Agnes (daughter of Ludwig II of Bavaria and Mathilde von Habsburg) was born between 1276 and 1278; died on 22 Jul 1345 in Sangerhausen, Saxony-Anhalt, Germany. [Group Sheet] [Family Chart]
Children:- Sophia of Brandenburg was born about 1300; died in 1356.
2. Johann I of Brandenburg was born in 1213 (son of Albrecht II of Brandenburg and Mathilde von Nieder-Lausitz); died on 4 Apr 1266. Johann married Jutta of Saxony on 7 May 1255. Jutta (daughter of Albrecht I of Saxony and Agnes von Thüringen) died on 23 Dec 1287. [Group Sheet] [Family Chart]
3. Jutta of Saxony (daughter of Albrecht I of Saxony and Agnes von Thüringen); died on 23 Dec 1287. Children:
- Agnes of Brandenburg was born between 1256 and 1261; died in Oct 1304; was buried in Ringsted, Denmark.
- 1. Heinrich I of Brandenburg was born about 1260; died on 14 Feb 1318; was buried in Chorin Cloister, Chorin, Brandenburg, Germany.
Generation: 3
4. Albrecht II of Brandenburg was born about 1177 (son of Otto I of Brandenburg and Adelheid); died on 25 Feb 1220. Albrecht married Mathilde von Nieder-Lausitz in Aug 1205. Mathilde (daughter of Konrad von Nieder-Lausitz and Elisabeth of Poland) died in 1255. [Group Sheet] [Family Chart]
5. Mathilde von Nieder-Lausitz (daughter of Konrad von Nieder-Lausitz and Elisabeth of Poland); died in 1255. Children:
- Matilde von Brandenburg was born about 1210; died on 10 Jun 1261.
- 2. Johann I of Brandenburg was born in 1213; died on 4 Apr 1266.
- Otto III of Brandenburg was born about 1215; died on 9 Oct 1267.
6. Albrecht I of Saxony was born about 1180 (son of Bernhard III of Saxony and Judith of Poland); died on 8 Nov 1261. Albrecht married Agnes von Thüringen. Agnes (daughter of Hermann I of Thuringia and Sophie of Bavaria) was born about 1206; died before 1247. [Group Sheet] [Family Chart]
7. Agnes von Thüringen was born about 1206 (daughter of Hermann I of Thuringia and Sophie of Bavaria); died before 1247. Children:
- 3. Jutta of Saxony died on 23 Dec 1287.
Generation: 4
8. Otto I of Brandenburg was born about 21 Jun 1126 (son of Albrecht of Saxony and Sophia von Winzenburg); died on 7 Mar 1184. Otto married Adelheid. [Group Sheet] [Family Chart]
9. Adelheid Children:
- 4. Albrecht II of Brandenburg was born about 1177; died on 25 Feb 1220.
10. Konrad von Nieder-Lausitz was born about 1156 (son of Dedo V von Nieder-Lausitz and Matilde von Heinsberg); died on 6 May 1210. Konrad married Elisabeth of Poland after 29 Jan 1180. Elisabeth (daughter of Mieszko III, High Duke of Poland and Elisabeth of Hungary) died on 2 Apr 1209. [Group Sheet] [Family Chart]
11. Elisabeth of Poland (daughter of Mieszko III, High Duke of Poland and Elisabeth of Hungary); died on 2 Apr 1209. Children:
- 5. Mathilde von Nieder-Lausitz died in 1255.
12. Bernhard III of Saxony was born in 1140 (son of Albrecht of Saxony and Sophia von Winzenburg); died on 9 Feb 1212. Bernhard married Judith of Poland. Judith (daughter of Mieszko III, High Duke of Poland and Elisabeth of Hungary) was born about 1152; died after 1201. [Group Sheet] [Family Chart]
13. Judith of Poland was born about 1152 (daughter of Mieszko III, High Duke of Poland and Elisabeth of Hungary); died after 1201. Children:
- Heinrich I von Anhalt was born about 1170; died between 1251 and 1252.
- 6. Albrecht I of Saxony was born about 1180; died on 8 Nov 1261.
14. Hermann I of Thuringia was born about 1154 (son of Ludwig II of Thuringia and Jutta of Swabia); died on 25 Apr 1217. Hermann married Sophie of Bavaria. Sophie (daughter of Otto I of Bavaria and Agnes von Looz) was born about 1172; died on 15 Jul 1238. [Group Sheet] [Family Chart]
15. Sophie of Bavaria was born about 1172 (daughter of Otto I of Bavaria and Agnes von Looz); died on 15 Jul 1238. Children:
- Irmgard von Thüringen was born about 1197; died about 1244.
- Ludwig II was born on 28 Oct 1200; died on 11 Sep 1227 in Otranto, Apulia, Italy.
- 7. Agnes von Thüringen was born about 1206; died before 1247.