John H. Brown may refer to:John H. Brown (scholar), American scholar of public diplomacy John H. Brown (1842–1898), American soldier and Civil War Medal of Honor recipient John H. Brown Jr. (1891–1963), United States Navy admiral and American football player John Harold Brown (1886–1974), member of the Tasmanian House of Assembly John Harties Brown (1834–1905), Canadian soldier who fought in the American Civil War John Henry Brown (1820–1895), Texas politician, chaired Texas articles of Secession