John Grieve may refer to:
John Grieve (VC) (1821–1863), Scottish recipient of the Victoria Cross award for gallantry John Grieve (actor) (1924–2003), Scottish actor John Grieve (poet) (1781–1836), Scottish poet John Grieve (politician) (1852–1920), English-born farmer, manufacturer and political figure in Ontario John Grieve (police officer) (born 1946), British retired police officer and university professor John Grieve (physician) (1753-1805) Scottish physician to the Russian royal family. John Grieve (Lord Provost) (d.1803), lord provost of Edinburgh John Grieve (footballer) (1879–1942), Australian rules footballer for St Kilda
See also John Greaves (disambiguation)