John I of Avesnes I of Avesnes

male, deceased (1257)
County of Hainaut, William II, Count of Holland, flanders, guy, Hainaut, Charles of Anjou…Counts of Hainaut, Count of Hainaut, War of the Succession of Flanders and Hainault, Margaret II of Flanders, BattleofWest-Capelle
John I of Avesnes (May 1 1218 - December 24 1257) was the count of Hainaut from 1246 to his death. Born in Houffalize, he was the eldest son of...