Shams al-Din Eldiguz was a prominent military leader and statesman in the 12th century, known for his role in the Atabeg dynasty of Azerbaijan. He served as the Atabeg of Azerbaijan and was a key figure in the political landscape of the region, particularly during the time of the Seljuk Empire. His leadership helped to stabilize the area and expand its influence. Eldiguz was also notable for his efforts in promoting culture and architecture, contributing to the development of cities like Tabriz. His legacy includes the establishment of a powerful dynasty that continued to impact the region long after his death.