Sin-Iddinam, a prominent king of the ancient Near East, ruled the city-state of Larsa from approximately eighteen forty-nine to eighteen forty-three BC. He was the son of Nur-Adad, and historical records suggest there may have been a brief period of co-regency between them, highlighting the continuity of leadership in Larsa during this era.
During his seven-year reign, Sin-Iddinam is noted for his military campaigns, which were strategically significant for the region. In the fourth year of his rule, he launched an expedition against Babylon, followed by campaigns in Ibrat and Malgium in the fifth year, and Eshnunna in the sixth year. These military endeavors reflect his ambition to expand and secure his kingdom's influence.
In addition to his military exploits, Sin-Iddinam is remembered for his spiritual devotion, particularly through a prayer dedicated to God Utu. In this prayer, he refers to Utu as the 'Father of the black-headed ones,' a title that underscores the cultural and religious significance of his reign.