Nielsen Hayden genealogy
Descendants of Floris IV of Holland
1210 - 1234 (24 years)Father: Willem I of Holland (Abt 1170 - 4 Feb 1222)
Mother: Aleida van Gelre (Abt 1187 - 4 Feb 1218)
Floris IV of Holland (24 Jun 1210 - 19 Jul 1234)
Machteld of Brabant (Abt 1200 - 21 Dec 1267)(m. Aft 5 Nov 1214)
   ├─ Adelaide of Holland (Abt 1230 - Between 1 Mar 1284 and 7 Apr 1284)
   │ 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)
   │    ├─ John II of Hainault (1247 - 22 Aug 1304 bur.Church of the Franciscans, Valenciennes, Nord-Pas-de-
   │    │ Calais, France)
   │    │ Calais, France)
   │    │ 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)
   │    │    └─ William III of Hainault (Abt 1286 - 7 Jun 1337 Valenciennes, Nord-Pas-de-Calais, France) =>
   │    │     + Jeanne de Valois (Abt 1294 - 7 Mar 1342 Fontenelles, Burgundy, France)
   │    │     (m. 19 May 1305 Chauny, Aisne, France)
   │    │     (m. 19 May 1305 Chauny, Aisne, France)
   │    ├─ Jean II d'Avesnes (1247 - 11 Sep 1304 bur.Valenciennes, Nord-Pas-de-Calais, France)
   │    │ Philippine de Luxemburg ( - 6 Apr 1311 bur.Valenciennes, Nord-Pas-de-Calais, France)
   │    │ (m. Between 1265 and 1270)
   │    │ (m. Between 1265 and 1270)
   │    │    └─ Marie of Hainault and Holland ( - Between 31 Aug 1354 and 4 Sep 1354 Château de Murat, Cantal,
   │    │     Auvergne, France) =>
   │    │     Auvergne, France) =>
   │    │     + Louis I de Bourbon (1279 Clermont, Oise, France -
   │    │     22 Jan 1342 bur.Convent of the Jacobins, Paris, France)(m. Sep 1310 Pontoise, Vexin, France)
   │    │     22 Jan 1342 bur.Convent of the Jacobins, Paris, France)(m. Sep 1310 Pontoise, Vexin, France)
   │    └─ Guy d'Avesnes, Bishop of Utrecht (Abt 1253 - 28 May 1317)
   │    
   │         + Arnoud van Amstel ( - Between 12 Feb 1363 and 5 Apr 1363)(m. Bef 25 Jul 1310)
   └─ Margaretha van Holland (Abt 1234 - 26 Mar 1277)
    Hermann I von Henneberg (1224 - 18 Dec 1290)(m. 24 May 1249)
       └─ Jutta von Henneberg ( - Bef 13 Sep 1295)
        Otto V of Brandenburg (Abt 1246 - 3 Jul 1299)(m. 22 Oct 1268)
           │ + Bolko I of Silesia (Between 1252 and 1256 - 9 Nov 1301)(m. 4 Oct 1281)
            + Anna of Austria (Between 1275 and 1280 - 10 Mar 1327 Breslau, Silesia)(m. Sep 1295 Graz, Austria)