27th Generation

Family of Mathilde of Brabant (3032) & Count Florent IV of Holland (3406)

3498. Count Willem II of Holland. Born ca 1227. Willem II died in 1256.

Willem II, count of Holland (1234-1256), German King.

In 1252 Willem II married Elisabeth of Brunswick. Elisabeth died in 1266.

Their children include:
3918 i. Count Florent V of Holland (ca 1254-1296)

3499. Adelaide of Holland. Born ca 1225. Adelaide died in Mar 1284. Buried in Valenciennes, Hainault.

On 10 Sep 1246 Adelaide married Jean I d’ Avesnes Count of Hainault (3466) , son of Bouchard d’ Avesnes (2995) (ca 1180-ca 1243/4) & Countess Margaret II of Flanders & Hainault (3034) (2 Jun 1202-10 Feb 1280), in Frankfurt. Born on 1 May 1218 in Etraeungt, Nord, France.2 Jean I died on 24 Dec 1257; he was 39.2 Buried in Valenciennes, Hainault.

John I, Count of Hainault, Holland, and Flanders 1246, Seigneur d’Avesnes & d’Etroen. Jean was the chid of a cleric and declared a bastard by the Pope in 1236 and 1244, but legitimatized bythe Emperor Frederick V in 1244.2

Their children include:
3888 i. Jean II d’ Avesnes Count of Hainault & Holland (ca 1247-22 Aug 1304)
3889 ii. Baldwin d’ Avesnes (-aft 1299)
3890 iii. Burchard d’ Avesnes (ca 1251-1296)
3891 iv. Guido d’ Avesnes (ca 1253-28 May 1317)
3892 v. Guillaume d’ Avesnes (ca 1254-1296)
3893 vi. Florenz d’ Avesnes (ca 1255-1297)
3894 vii. Jeanne d’ Avesnes (-1304)
3895 viii. Marguerite d’ Avesnes

3500. Florent of Holland. Florent died in 1258.

Florent, Regent of Holland (1248-1258).

3501. Margaret of Holland. Margaret died in 1277.

ca 1249 Margaret married Hermann I von Henneberg. Hermann I died in 1290.

3502. Mechtild of Holland.

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