Secretary of War (disambiguation)
Secretary of War was a cabinet office in the United States government from 1789–1947. 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

See also
 Secretary at War, British government position