List of Famous people with last name Avesnes

Guy van Avennes was Bishop of Utrecht from 1301 to 1317.

Baldwin of Avesnes was a son of Bouchard IV of Avesnes and his wife, Margaret II of Flanders. His parents' marriage was later declared illegal, because his father had already received minor orders. Baldwin was later declared legitimate by the pope, at the instigation of King Louis IX of France. In 1246, Baldwin received Beaumont as an apanage.

Burchard IV or Bouchard IV (1182–1244) was the lord of Avesnes and Étrœungt. He was the son of James of Avesnes and Adela of Guise and brother of Walter, Count of Blois.

James was a son of Nicholas d'Oisy, Lord of Avesnes and Matilda de la Roche. He was the lord of Avesnes, Condé, and Leuze from 1171. In November 1187, James joined the Third Crusade as leader of a detachment of French, Flemish, and Frisian crusaders arriving by ship on the Palestinian coast near Acre around 10 September 1189. James and his men came as military reinforcements for the Siege of Acre. At the Battle of Arsuf, James was thrown from his saddle and, after slaying fifteen enemy warriors, was himself cut down. The next day, a search party of Hospitallers and Templars found his body on the battlefield. It was taken back to Arsuf and buried there in a ceremony attended by Richard the Lionheart and Guy of Lusignan.

Nicholas d 'Oisy, Lord of Avesnes, nicknamed le Beau, was a son of Walter I, Lord of Avesnes and his wife, Ada of Tournai. He was Lord of Avesnes, Leuze and Condé. He built castles in Landrechies and Condé.

James II of Avesnes was a knight of the Fourth Crusade. He was probably the son of James of Avesnes of Hainaut, who was a leading protagonist of the Third Crusade.