John II of Avesnes was a notable nobleman in the 14th century, serving as the Count of Hainaut, Holland, and Zeeland from 1304 until his death in 1331. He was born into the House of Avesnes, a prominent family in the region, and played a significant role in the political landscape of medieval Flanders and the Low Countries. During his reign, John II focused on consolidating his territories and strengthening his influence. He was known for his efforts to maintain peace and stability in his lands, navigating complex relationships with neighboring powers, including France and England. His leadership contributed to the development of the region during a tumultuous period in European history.