John Denison
John Denison may refer to:
- John Denison (MP), British Member of Parliament for Wootton Bassett 1796–1802, for Colchester 1802–1806, and for Minehead 1807–1812
- John Denison (arts administrator), British music administrator
- John Denison (engineer), ice road engineer who operated in the Northwest Territories, Canada
- John G. Denison, acting CEO and chairman of ATA Airlines and Global Aero Logistics, Inc
- John A. Denison, American Politician of the Commonwealth of Massachusetts
- John Evelyn Denison, 1st Viscount Ossington, British statesman
- John Denison (Royal Navy officer), Canadian member of the Royal Navy