Secretary of War was a cabinet office in the United States government from 1789 to 1947.
Secretary of War may also refer to: Confederate States Secretary of War Secretary of War (Mexico) Secretary of War (Denmark) Secretary of State for War Secretary of State for War and the Colonies, a British cabinet post often shortened to Secretary of War United States Secretary of Defense, secondarily titled "Secretary of War" under Executive Order 14347
See also Secretary at War, British government position