Nielsen Hayden genealogy
Ancestors of William III of Hainault
Abt 1286 - 1337 (~ 51 years) ┌── Bouchard IV d'Avesnes (Abt 1181 - 7 Sep 1244)(m. Bef 23 Jul 1212) =>
┌── John d'Avesnes (Apr 1218 Houffalize, Luxembourg (now Belgium) -
│ 24 Dec 1257 Valenciennes, Nord-Pas-de-Calais, France)(m. 9 Oct 1246)
│ 24 Dec 1257 Valenciennes, Nord-Pas-de-Calais, France)(m. 9 Oct 1246)
│ └── Margaret II of Flanders (Abt 1202 - 10 Feb 1280 bur.Abbey of Flines, Flines-lez-Raches, Hauts-
│ de-France, France)(m. Bef 23 Jul 1212) =>
│ de-France, France)(m. Bef 23 Jul 1212) =>
│
┌── John II of Hainault (1247 - 22 Aug 1304 bur.Church of the Franciscans, Valenciennes, Nord-Pas-de-Calais,
│ France)
│ France)
│ │
│ │ ┌── Floris IV of Holland (24 Jun 1210 - 19 Jul 1234)(m. Aft 5 Nov 1214) =>
│ └── Adelaide of Holland (Abt 1230 - Between 1 Mar 1284 and 7 Apr 1284)(m. 9 Oct 1246)
│ └── Machteld of Brabant (Abt 1200 - 21 Dec 1267)(m. Aft 5 Nov 1214) =>
│
William III of Hainault (Abt 1286 - 7 Jun 1337 Valenciennes, Nord-Pas-de-Calais, France)
│
│ ┌── Walram IV of Luxembourg (Abt 1180 - Aft 25 May 1226)(m. May 1214) =>
│ ┌── Henry of Luxembourg (1217 - 24 Dec 1281)(m. 4 Jun 1240)
│ │ └── Ermesinde de Namur (Jul 1186 - 17 Feb 1247)(m. May 1214) =>
│ │
└── Philippa of Luxembourg (Abt 1252 -
6 Apr 1311 bur.Church of the Franciscans, Valenciennes, Nord-Pas-de-Calais, France)
6 Apr 1311 bur.Church of the Franciscans, Valenciennes, Nord-Pas-de-Calais, France)
│
│ ┌── Henri II of Bar (1190 - 13 Nov 1239 Gaza, Palestine)(m. 12 Nov 1218) =>
└── Margaret of Bar (Abt 1220 - 23 Nov 1275)(m. 4 Jun 1240)
└── Philippa of Dreux (Abt 1192 - 17 Mar 1240)(m. 12 Nov 1218) =>