John Oliver (born 1977) is an English comedian known for his work on The Daily Show and Last Week Tonight.

John Oliver may also refer to:

• John Oliver (composer) (born 1959), Canadian composer
• John Oliver (conductor), American conductor and founder of the Tanglewood Festival Chorus
• John Oliver, also known as Gerry Bean (20th century), Canadian actor

• John Oliver (Archdeacon of Ardagh) (died 1778)
• John Oliver (Archdeacon of Leeds) (1939–2021)
• John Oliver (bishop) (born 1935), former Bishop of Hereford
• John Oliver (Dean of Christ Church) (died 1552), Anglican priest
• John Oliver (Dean of Worcester) (1601–1661), Anglican priest

• John Oliver (canoeist) (born 1943), British sprint canoer
• John Oliver (cricketer) (1918–1992), English cricketer
• John Oliver (footballer, born 1867) (1867–?), English footballer who played in the 1880s, and 1890s
• John Oliver (footballer, born 1913) (1913–1991), English footballer of the 1930s
• John Oliver (speedway rider) (born 1987), Australian speedway rider
• John Henry Oliver, American baseball player

• John Oliver (British Columbia politician) (1856–1927), Canadian politician and former Premier of British Columbia
• John Oliver (Ontario politician) (born 1956), Canadian politician

• Jack Oliver (scientist) (John Ertle Oliver, 1923–2011), American scientist
• John Dudley Oliver (1834–1909), British Army general and Commandant of the Royal Military College, Canada
• John Morrison Oliver (1828–1872), American general in the U.S. Civil War
• John Rathbone Oliver (1872–1943), American psychiatrist, medical historian, author, and priest
• John Watkins Oliver (1914–1990), American federal judge
• "Jonny Oliver", a character performed by Munya Chawawa

• Jon Oliva (born 1959), lead vocalist for Savatage
• Jack Oliver (disambiguation)
• John Olver (disambiguation)
• All pages with titles containing John Oliver (disambiguation)