John Key (disambiguation)
John Key (born 1961) was the 38th Prime Minister of New Zealand, 2008–2016.
John Key may also refer to:
- Sir John Key, 1st Baronet (1794–1858), Lord Mayor of London 1830–1832, MP for City of London 1832–1833
 - John A. Key (1871–1954), American politician
 - John P. Kee (born 1962), American gospel singer and pastor
 - John Ross Key (1754–1821), American lawyer and judge
 - John Ross Key (artist) (1832–1920), American frontier landscapes artist
 - John Maurice Key (1905–1984), Bishop of Sherborne then Truro
 
See also
- John Keys (disambiguation)
 - Johnny Key (disambiguation)
 - John Keay (born 1941), English journalist and writer