Abt 1286 - 1337 (51 years)
Generation: 1
1. | William III d'Avêsnes "le Bon", Count of Hainault and Holland was born about 1286 in Hainault, Belgium (son of Jean II d'Avêsnes, Count of Hainault and Holland and Philippa of Luxemburg); died on 7 Jun 1337 in Valenciennes, Nord, Hauts-de-France, France. William married Jeanne de Valois on 19 May 1305 in Chauny, Hauts-de-France, France. Jeanne (daughter of Charles of Valois, Prince of France andCount of Valois and Marguerite, Princess of Naples and Sicily) was born about 1294 in Duchy of Valois, Hauts-de-France, France; died on 7 Mar 1342. [Group Sheet] [Family Chart]
Children:
- Philippa of Hainault was born on 24 Jun 1311 in Hainault, Belgium; died on 15 Aug 1369 in Windsor Castle, Berkshire, England; was buried after 15 Aug 1369 in Westminster Abbey, London, England.
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Generation: 2
Generation: 3
4. | Jean I d'Avêsnes, Seigneur d'Avesnes was born on 1 May 1218 in Etraeungt, Nord, France (not found) (son of Sir Bouchard d'Avêsnes, Seigneur d'Avêsnes and d'Etroen and Margaret, Countess of Hainault and Flanders); died on 24 Dec 1257; was buried in Valenciennes, Nord, Hauts-de-France, France. Other Events and Attributes:
- Legal: 1236; The Pope declared him a bastard in 1236, as he was the son of a cleric. In 1244, he was legitimatized by the Emperor Frederick II.
Notes:
Name:
He was also the Seneschal of Frederick II, the Seigneur d'Etroen, and the Count of Hainault, Holland and Flanders.
Jean married Adelaide of Holland on 9 Oct 1246. Adelaide (daughter of Florenz IV, Count of Holland and Matilda of Brabant, Countess of Holland) was born about 1225; died in 1284. [Group Sheet] [Family Chart]
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Generation: 4
8. | Sir Bouchard d'Avêsnes, Seigneur d'Avêsnes and d'Etroen was born about 1180 (son of Jacques d'Avêsnes, Seigneur d'Avêsnes, Leuze, Conde and Guise and Adele de Guise); died in 1244 in Etaeungt, Nord, France (not found); was buried in 1244 in Clairefontaine Abbey, Wallonia, Belgium. Other Events and Attributes:
- Education: 1205; Bouchard held a Dorcor Juris degree. At first he was a clerk (priest), but in 1205 he returned to the lay world.
- Knighted: 1239
Notes:
Name:
He was also the Archdeacon of Laon; and the Canon of St. Pierre de Lille.
Bouchard married Margaret, Countess of Hainault and Flanders in Jul 1212, and was divorced in 1221. Margaret (daughter of Baldwin VI, Count of Hainaut and Latin Emperor of Constantinople and Marie of Champagne, Empress of Constantinople) was born on 2 Jun 1202 in Constantinople (now Istanbul), Empire of the East; died on 10 Feb 1280. [Group Sheet] [Family Chart]
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9. | Margaret, Countess of Hainault and Flanders was born on 2 Jun 1202 in Constantinople (now Istanbul), Empire of the East (daughter of Baldwin VI, Count of Hainaut and Latin Emperor of Constantinople and Marie of Champagne, Empress of Constantinople); died on 10 Feb 1280. Notes:
Name:
She was the heiress of Hainault and Flanders.
Children:
- 4. Jean I d'Avêsnes, Seigneur d'Avesnes was born on 1 May 1218 in Etraeungt, Nord, France (not found); died on 24 Dec 1257; was buried in Valenciennes, Nord, Hauts-de-France, France.
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10. | Florenz IV, Count of Holland was born on 24 Jun 1210 in The Hague, South Holland, Netherlands (son of William I, Comte de Holland and East Friesland and Adelaide of Guelders); died on 19 Jul 1234 in Corbie, Somme, Hauts-de-France, France. Other Events and Attributes:
- General Information: His name is also spelt Florent.
- Title(s): 1222; In 1222 he became the Count of Holland.
- Title(s): 1226; In 1226 he became the Count of Sealand.
- Military: 1234; In 1234 Floris fought in the crusade against the Stedinger north of Bremen.
- Last Full Review: 3 Mar 2021
Notes:
Name:
Died:
He was killed at a tournament.
Florenz married Matilda of Brabant, Countess of Holland on 6 Dec 1224. Matilda (daughter of Henry I "the Courageous", Duke of Brabant and Matilda of Bloulogne) was born in 1200; died on 21 Dec 1267; was buried in Abbey Church, Loosduinen, South Holland, Netherlands. [Group Sheet] [Family Chart]
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