Nielsen Hayden genealogy
Mathilde of Anhalt
- Abt 13421. Mathilde of Anhalt (daughter of Albrecht I of Anhalt and Agnes of Brandenburg); died about 1342. Mathilde married Bernhard III of Anhalt about 1339. Bernhard (son of Bernhard II of Anhalt and Helene of Rügen) died on 20 Aug 1348. [Group Sheet] [Family Chart]
Children:- Katharina of Anhalt died on 30 Jan 1390.
2. Albrecht I of Anhalt (son of Siegfried I of Anhalt and Katarina of Sweden); died between 17 Aug 1316 and 2 Mar 1317. Albrecht married Agnes of Brandenburg in 1300. Agnes (daughter of Konrad I and Konstancja of Poland) died on 4 Jun 1330; was buried in St. Nikolai, Zerbst, Saxony-Anhalt, Germany. [Group Sheet] [Family Chart]
3. Agnes of Brandenburg (daughter of Konrad I and Konstancja of Poland); died on 4 Jun 1330; was buried in St. Nikolai, Zerbst, Saxony-Anhalt, Germany. Children:
- 1. Mathilde of Anhalt died about 1342.
Generation: 3
4. Siegfried I of Anhalt was born about 1230 (son of Heinrich I von Anhalt and Irmgard von Thüringen); died after 25 Mar 1298. Siegfried married Katarina of Sweden before 17 Oct 1259. Katarina (daughter of Birger Magnusson and Ingeborg Eriksdotter) was born in 1245. [Group Sheet] [Family Chart]
5. Katarina of Sweden was born in 1245 (daughter of Birger Magnusson and Ingeborg Eriksdotter). Children:
- 2. Albrecht I of Anhalt died between 17 Aug 1316 and 2 Mar 1317.
6. Konrad I was born between 1236 and 1245 (son of Johann I of Brandenburg and Sophie of Denmark); died between 15 Mar 1304 and 21 May 1304. Konrad married Konstancja of Poland in 1260. Konstancja (daughter of Przmyslaw I and Elisabeth von Schlesien) was born between 1245 and 1246; died on 10 Oct 1281. [Group Sheet] [Family Chart]
7. Konstancja of Poland was born between 1245 and 1246 (daughter of Przmyslaw I and Elisabeth von Schlesien); died on 10 Oct 1281. Children:
- 3. Agnes of Brandenburg died on 4 Jun 1330; was buried in St. Nikolai, Zerbst, Saxony-Anhalt, Germany.
Generation: 4
8. Heinrich I von Anhalt was born about 1170 (son of Bernhard III of Saxony and Judith of Poland); died between 1251 and 1252. Heinrich married Irmgard von Thüringen about 1211. Irmgard (daughter of Hermann I of Thuringia and Sophie of Bavaria) was born about 1197; died about 1244. [Group Sheet] [Family Chart]
9. Irmgard von Thüringen was born about 1197 (daughter of Hermann I of Thuringia and Sophie of Bavaria); died about 1244. Children:
- Hedwig von Anhalt died on 21 Dec 1259.
- Jutta von Anhalt died after 14 May 1277.
- 4. Siegfried I of Anhalt was born about 1230; died after 25 Mar 1298.
- Bernhard I of Anhalt was born about 1220; died between 1286 and 1287.
10. Birger Magnusson was born about 1200 (son of Magnus Minnesköld and Ingrid Ylva); died on 21 Oct 1266. Birger married Ingeborg Eriksdotter about 1235. Ingeborg (daughter of Erik X Knutsson, King of Sweden and Richiza of Denmark) was born about 1212; died in 1254. [Group Sheet] [Family Chart]
11. Ingeborg Eriksdotter was born about 1212 (daughter of Erik X Knutsson, King of Sweden and Richiza of Denmark); died in 1254. Children:
- Richeza Birgersdotter died before 13 Dec 1288.
- Valdemar Birgersson, King of Sweden was born in 1237; died on 26 Dec 1302.
- 5. Katarina of Sweden was born in 1245.
12. 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 Sophie of Denmark in 1236. Sophie (daughter of Valdemar II Sejr, King of Denmark and Berengaria) was born in 1217; died on 2 Nov 1247 in Flensburg, Schleswig-Holstein, Germany. [Group Sheet] [Family Chart]
13. Sophie of Denmark was born in 1217 (daughter of Valdemar II Sejr, King of Denmark and Berengaria); died on 2 Nov 1247 in Flensburg, Schleswig-Holstein, Germany. Children:
- 6. Konrad I was born between 1236 and 1245; died between 15 Mar 1304 and 21 May 1304.
14. Przmyslaw I was born in 1220 (son of Wladislaw Odonicz and Jadwiga); died on 4 May 1257. Przmyslaw married Elisabeth von Schlesien in 1244. Elisabeth (daughter of Henryk II of Silesia and Anna of Bohemia) was born between 1224 and 1232; died on 16 Jan 1265 in Modrze, Poznan, Poland. [Group Sheet] [Family Chart]
15. Elisabeth von Schlesien was born between 1224 and 1232 (daughter of Henryk II of Silesia and Anna of Bohemia); died on 16 Jan 1265 in Modrze, Poznan, Poland. Children:
- 7. Konstancja of Poland was born between 1245 and 1246; died on 10 Oct 1281.