John Greene
John Greene may refer to:
- John Greene (settler) (1597–1658), early settler and co-founder of Warwick, Rhode Island
 - John Greene Jr. (1620–1708), deputy governor of Rhode Island (1690–1700)
 - John Greene (American football) (1920–2010), American professional football player
 - John Greene (Medal of Honor) (fl. 1862), American Civil War sailor and Medal of Honor recipient
 - John Greene (Kilkenny MP) (died 1883), Irish Member of UK Parliament
 - John P. Greene (1793–1844), early leader in the Latter Day Saint movement
 - John L. Greene (Ohio politician) (1806–1879), American politician, judge and lawyer
 - John Thomas Greene Jr. (1929–2011), U.S. federal judge
 - John Greene (American politician), American politician who served in the Arizona State Senate
 - John William Greene (1876–1959), Australian politician
 - John Greene (Newfoundland and Labrador politician), Canadian politician who led the Newfoundland and Labrador New Democratic Party from 1977 to 1980
 - John Edmund Greene (1894–1918), Canadian WWI pilot
 - John Holden Greene (1777–1850), Federal Period architect Providence, Rhode Island
 - John L. Greene (1912–1995), American screenwriter
 - John M. Greene (1928–2007), American theoretical physicist and applied mathematician
 - John Nassau Greene (fl. 1938), Irish politician
 - John Robert Greene (born 1955), professor of American history
 - John Beasley Greene (1832–1856), Egyptologist
 - John C. Greene (1926–2016), American dentist and public health administrator
 - John C. Greene (historian) (1917–2008), American historian of science
 - Joe Greene (Ontario politician) (John James Greene, 1920–1978), Canadian politician
 - John Greene, abbot of Welbeck Abbey (1450)
 
See also
- John Green (disambiguation)
 - Jack Greene (1930–2013), American country musician
 - Jackie Greene (born 1980), American singer-songwriter and musician