Nielsen Hayden genealogy
Willem I of Holland
Abt 1170 - 1222 (~ 52 years)1. Willem I of Holland was born about 1170; died on 4 Feb 1222. Family/Spouse: Aleida van Gelre. Aleida (daughter of Otto I van Gelre and Richardis von Scheyern-Wittelsbach) was born about 1187; died on 4 Feb 1218. [Group Sheet] [Family Chart]
Children:
- 2. Floris IV of Holland was born on 24 Jun 1210; died on 19 Jul 1234.
Generation: 2
2. Floris IV of Holland (1.Willem1) was born on 24 Jun 1210; died on 19 Jul 1234. Floris married Machteld of Brabant after 5 Nov 1214. Machteld (daughter of Henri I of Brabant and Machtild of Boulogne) was born about 1200; died on 21 Dec 1267. [Group Sheet] [Family Chart]
Children:
- 3. Adelaide of Holland was born about 1230; died between 1 Mar 1284 and 7 Apr 1284.
- 4. Margaretha van Holland was born about 1234; died on 26 Mar 1277.
Generation: 3
3. Adelaide of Holland (2.Floris2, 1.Willem1) was born about 1230; died between 1 Mar 1284 and 7 Apr 1284. Adelaide married John d'Avesnes on 9 Oct 1246. John (son of Bouchard IV d'Avesnes and Margaret II of Flanders) was born in Apr 1218 in Houffalize, Luxembourg (now Belgium); died on 24 Dec 1257 in Valenciennes, Nord-Pas-de-Calais, France. [Group Sheet] [Family Chart]
Children:
- 5. John II of Hainault was born in 1247; died on 22 Aug 1304; was buried in Church of the Franciscans, Valenciennes, Nord-Pas-de-Calais, France.
- 6. Jean II d'Avesnes was born in 1247; died on 11 Sep 1304; was buried in Valenciennes, Nord-Pas-de-Calais, France.
- 7. Guy d'Avesnes, Bishop of Utrecht was born about 1253; died on 28 May 1317.
4. Margaretha van Holland (2.Floris2, 1.Willem1) was born about 1234; died on 26 Mar 1277. Margaretha married Hermann I von Henneberg on 24 May 1249. Hermann (son of Poppo VII von Henneberg and Jutta of Thuringia) was born in 1224; died on 18 Dec 1290. [Group Sheet] [Family Chart]
Children:
- 8. Jutta von Henneberg died before 13 Sep 1295.
Generation: 4
5. John II of Hainault (3.Adelaide3, 2.Floris2, 1.Willem1) was born in 1247; died on 22 Aug 1304; was buried in Church of the Franciscans, Valenciennes, Nord-Pas-de-Calais, France. Family/Spouse: Philippa of Luxembourg. Philippa (daughter of Henry of Luxembourg and Margaret of Bar) was born about 1252; died on 6 Apr 1311; was buried in Church of the Franciscans, Valenciennes, Nord-Pas-de-Calais, France. [Group Sheet] [Family Chart]
Children:
- 9. William III of Hainault was born about 1286; died on 7 Jun 1337 in Valenciennes, Nord-Pas-de-Calais, France; was buried in Church of the Franciscans, Valenciennes, Nord-Pas-de-Calais, France.
6. Jean II d'Avesnes (3.Adelaide3, 2.Floris2, 1.Willem1) was born in 1247; died on 11 Sep 1304; was buried in Valenciennes, Nord-Pas-de-Calais, France. Jean married Philippine de Luxemburg between 1265 and 1270. Philippine (daughter of Henry of Luxembourg and Margaret of Bar) died on 6 Apr 1311; was buried in Valenciennes, Nord-Pas-de-Calais, France. [Group Sheet] [Family Chart]
Children:
- 10. Marie of Hainault and Holland died between 31 Aug 1354 and 4 Sep 1354 in Château de Murat, Cantal, Auvergne, France; was buried in Church of the Franciscans, Champaigue, Bourbonnais, France.
7. Guy d'Avesnes, Bishop of Utrecht (3.Adelaide3, 2.Floris2, 1.Willem1) was born about 1253; died on 28 May 1317. Family/Spouse: Unknown. [Group Sheet] [Family Chart]
Children:
- 11. Maria d'Avesnes died after 1 Sep 1344.
8. Jutta von Henneberg (4.Margaretha3, 2.Floris2, 1.Willem1) died before 13 Sep 1295. Jutta married Otto V of Brandenburg on 22 Oct 1268. Otto (son of Otto III of Brandenburg and Beatrix of Bohemia) was born about 1246; died on 3 Jul 1299. [Group Sheet] [Family Chart]
Children:
- 12. Beatrix of Brandenburg died before 26 Apr 1316.
- 13. Hermann of Brandenburg was born about 1275; died in Jan 1308.