Background
She was the daughter of Thierry, Count of Flanders, and Sibylla of Anjou, and the heiress of her childless brother, Philip of Flanders.
She was the daughter of Thierry, Count of Flanders, and Sibylla of Anjou, and the heiress of her childless brother, Philip of Flanders.
He died of leprosy in 1167 without issue. They had the following issue:
Isabella of Hainault, married Philip II of France
Baldwin VI of Hainaut (1171–1205), also count of Flanders and Latin Emperor
Yolanda of Flanders (1175–1219), married Peter of Courtenay, Latin Emperor
Philip I, Marquis of Namur (1175–1212)
Henry of Flanders (1176–1216), Latin Emperor
Sybille (1179-1179 January 1217), married c. 1197 Guichard IV, Sire de Beaujeu (d 1216).
They had a daughter, Agnes of Beaujeu.
Eustace of Hainaut (d 1219), regent of the Kingdom of Thessalonica
Godfrey of Hainaut.