Air Marshal Jonnalagedda Chalapati, PVSM, AVSM, VSM is a retired officer of the Indian Air Force. Currently, he served as the Air Officer Commanding-in-Chief (AOC-in-C), Southern Air Command. He took over the office on 3 October 2021, succeeding of Air Marshal Manavendra Singh and superannuated on 31 March, 2023.

The Southern Air Command (SAC) of the Indian Air Force (IAF) is headquartered in Thiruvananthapuram, which is on the southwestern side of India. This is one among the seven commands of IAF. This command was started on 19 July 1984 and is relatively new among the other commands. The conflicts in Sri Lanka and the need for establishing a strong base over the Indian Ocean resulted to the formation of this new command. The SAC was inaugurated by Prime Minister Indira Gandhi.