John L. Smith (born 1948) is an American football coach.
John L. Smith may also refer to: J. Lawrence Smith (chemist) (1818–1883), American physician & chemist J. Lawrence Smith (New York politician) (1816–1889), New York lawyer, assemblyman, district attorney, county judge John L. Smith (pharmaceutical executive) (1889–1950), German-born American chemist, pharmaceutical executive, and co-owner of the Brooklyn Dodgers John Lee Smith (1894–1963), Lieutenant Governor of Texas John Smith (flying ace) (John Lucian Smith, 1914–1972), American fighter pilot John Smith (Conservative politician) (Sir John Lindsay Eric Smith, 1923–2007), British politician Jack Smith (lawyer) (born c. 1968), formally John L. Smith, American lawyer and special counsel
See also John Smith (disambiguation)