Denniston may refer to:
People Alastair Denniston (1881–1961), British codebreaker Elaine Denniston (born 1939), lawyer, supported the Apollo program James Dennistoun (1805-1855), Scottish advocate and antiquarian John Dewar Denniston (1887–1949), British classical scholar Lyle Denniston, American legal journalist and professor Robert Denniston (1800–67), American lawyer and politician Robin Denniston (1926–2012), British publisher, son of Alastair Thomas Denniston (1821–97), New Zealand farmer and newspaper editor D. J. Moore (born 1997), NFL Football Player
Places Denniston, New Zealand Denniston, former name of Olivehurst, California Denniston, Kentucky, United States Denniston Creek, California, United States Denniston House, Cassville, Wisconsin, United States
See also Deniston (disambiguation) Dennistoun, a district in Glasgow, Scotland Dennistoun (ward), local government locality centred on the above district