General G. D. H. Kamal Gunaratne, WWV, RWP, RSP, USP is a retired Sri Lankan military officer. He is the Secretary to the Ministry of Defence and the State Ministry of National Security and Disaster Management. A retired career officer of the Sri Lanka Army, Gunaratne had served as the former Commander Security Forces Headquarters - Wanni, General Officer Commanding (GOC), 53 Division and was a former Deputy Ambassador to Brazil. He was the GOC of the 53 Division which killed the LTTE leader Velupillai Prabhakaran at Nandikadal, Mullaitivu.