Dakshin Surma, also known as South Surma, is an upazila of Sylhet District in the Division of Sylhet, Bangladesh.

Mahbub Ali Khan was a Bangladesh Navy rear admiral and the chief of naval staff from 1979 until his death in 1984. He is known for his heroic actions for his country. Under him, the South Talpatti sandbar and other emerging islands in the Bay of Bengal, over which both India and Bangladesh claimed sovereignty, remained under the authority of Bangladesh. He is also known for reducing piracy in the Bay of Bengal and was responsible for maintaining the security of the Bay and the Sundarbans.