Kudur-Mabuk was a king of the ancient city-state of Larsa in southern Mesopotamia, reigning around 2100 BCE. He is known for his contributions to the development of the region, particularly in trade and agriculture. His reign is marked by the establishment of laws and infrastructure that supported economic growth. Kudur-Mabuk is also recognized for his connection to the Babylonian dynasty, as he was the father of Gungunum, who later became the king of Larsa. His legacy is reflected in the historical records and inscriptions that highlight his achievements and the prosperity of his kingdom during his rule.