Count Robert II of Flanders was a nobleman who ruled from 1093 until his death in 1111. He was a member of the House of Flanders and the son of Count Robert I of Flanders. His reign was marked by efforts to strengthen the power of the countship and to maintain peace in the region. Robert II is also known for his involvement in the Crusades, particularly the First Crusade, where he played a significant role. He was a patron of the church and supported various religious institutions, contributing to the cultural and economic development of Flanders.