Evelyn Denison, 1st Viscount Ossington

The Right Honourable The Viscount Ossington PC
Speaker of the House of Commons of the United Kingdom
In office 30 April 1857 – 9 February 1872
Monarch	Victoria
Prime Minister	Henry John Temple Edward Smith-Stanley Henry John Temple John Russell Edward Smith-Stanley Benjamin Disraeli William Ewart Gladstone
Preceded by	Sir Charles Shaw-Lefevre
Succeeded by	Hon. Sir Henry Brand
Personal details
Born	(1800-01-27)27 January 1800 Ossington, Nottinghamshire
Died	7 March 1873(1873-03-07) (aged 73)
Nationality	British
Political party	Whig, Liberal
Spouse(s)	Lady Charlotte Bentinck (d. 1889)
Alma mater	Christ Church, Oxford

John Evelyn Denison, 1st Viscount Ossington, PC (27 January 1800 – 7 March 1873) was a British statesman who served as Speaker of the House of Commons from 1857 to 1872. He is the eponym of Speaker Denison's rule.