John Gardner may refer to:

Arts and literature

• John Gardner (American writer) (1933-1982), American novelist and educator, author of Grendel
• John Gardner (British writer) (1926-2007), British author of spy and mystery novels, former official James Bond author
• John Gardner (composer) (1917-2011), British composer
• John Lowell Gardner II (1837-1898), patron of the arts
• John Gardner (boat builder) (1905-1995), American nautical historian

Law, education and government

• John Gardner (Australian politician), Australian Liberal Party MP for the South Australian seat of Morialta since 2010
• John Gardner (delegate), (1747-1808), U.S. farmer, Rhode Island delegate to Continental Congress
• John Gardner (law) (born 1965), Professor of Jurisprudence, University of Oxford and Fellow of University College, Oxford, and Visiting Professor, Yale Law School, Yale University
• John Dunn Gardner (1811-1903), British Member of Parliament, 1841 to 1847
• John Fentress Gardner (1912-1998), American author and educator
• John J. Gardner (1845-1921), American politician representing New Jersey in the United States House of Representatives, 1885 to 1893

• John W. Gardner (1912-2002), U.S. Secretary of Health, Education, and Welfare during the Great Society, founder of Medicare and Public Broadcasting

Military

• John D. Gardner (general), Lieutenant General in the U.S. Army
• John Lane Gardner (1793-1869), Brigadier General in the US Army
• Philip John Gardner (1914-2003), English recipient of the Victoria Cross

Criminals

• John Albert Gardner (born 1979), American double murderer
• John Sterling Gardner, Jr., American criminal, see List of individuals executed in North Carolina

Sports

• John Gardner (tennis), Former pro Australian who participated in the 1971 U.S. Open - Men's Singles
• John L. Gardner, British boxer, who beat Ossie Ocasio.

[ Source: Wikipedia ]