Shaikh Abdul Hannan is a four-star Air chief marshal and the current Chief of Air Staff of the Bangladesh Air Force. On 12 June 2021, Hannan took over command of the Bangladesh Air Force from his predecessor Masihuzzaman Serniabat.

The Chief Of Air Staff is the professional head and highest appointment of the Bangladesh Air Force. Only pilots get this post. The appointment is held by a four-star air officer and the current COAS is Air Chief Marshal Shaikh Abdul Hannan. Prior to 2016, from 2007 the appointment was held by an Air Marshal and from 1972 to 2007 COAS's rank was Air Vice Marshal.