Chief of Army Staff (CAS) of Bangladesh Army, also known as Army Chief, is the highest-ranking officer of the Bangladesh Army. The Chief of Army staff has been a four-star rank since 2007. Maj. Gen. M. A. Rab was the Chief of Staff Army under the combined command of Bangladesh Forces which served as the origins of Bangladesh Armed Forces. After the War of Independence Bangladesh Army was officially reverted to the Ministry of Defense in 1972 and Maj. Gen. K. M. Shafiullah was appointed the Chief of Army Staff. The current Chief of Army Staff is Gen SM Shafiuddin Ahmed

The Bangladesh Armed Forces are the military forces of the People's Republic of Bangladesh. They consist of the three uniformed military services: the Bangladesh Army, the Bangladesh Navy and the Bangladesh Air Force. The Armed Forces are under the jurisdiction of Ministry of Defence of the Government of Bangladesh, and are directly administered by the Armed Forces Division of the Prime Minister's Office. The President of Bangladesh serves as the Commander-in-Chief of the Bangladesh Armed Forces. Bangladesh has the third-largest defence budget in South Asia and according to the Global Firepower index, The Bangladeshi military is the 37th strongest in the World is the third most powerful military force in South Asia. Border Guard Bangladesh and Bangladesh Coast Guard are under the jurisdiction of the Ministry of Home Affairs during peacetime, but during wartime they fall under the command of Bangladesh Army and Bangladesh Navy respectively.