John Dunning
John Dunning is the name of the following people:
- John Dunning, 1st Baron Ashburton (1731–1783), British lawyer
- John Dunning (snooker player) (1927–2009), British snooker player
- John Dunning (film producer) (1927-2011), Canadian film producer and screenwriter
- John Dunning (author) (born 1942), American author
- John D. Dunning (1916–1991), American film editor
- John H. Dunning (1927–2009), British economist
- John Ray Dunning (1907–1975), American nuclear physicist