George Leonard (1923–2010) was an American author and pioneer in the Human Potential Movement
George Leonard may also refer to:
George Leonard (colonial administrator) (c.1655-c. 1735), British Deputy Governor of Anguilla George Leonard (American politician) (1729–1819), U.S. congressman from Massachusetts George Leonard (New Brunswick) (1742–1826), Canadian farmer, New Brunswick politician George Leonard Jr. (died 1818), Canadian lawyer and political figure George B. Leonard (1872–1956), American attorney George Hare Leonard (1863–1941), professor of history George Leonard (ice hockey) (1886–1917), Canadian ice hockey player