John Arnold

John Arnold may refer to:

Politicians

 * John Arnold (Kentucky politician), member of the Kentucky House of Representatives, 1995–2013
 * John Arnold (MP for Ipswich) (died 1410), MP for Ipswich, 1388–1399
 * John Arnold (MP for Hampshire) (died 1433), MP for Hampshire, 1413
 * John Arnold (MP for Monmouthshire) (died 1606), MP for Monmouthshire, 1597
 * John Arnold of Monmouthshire (c. 1635–1702), Ultra-Protestant and MP for Monmouth, 1680–1689, 1695 and Southwark, 1689–1695
 * John H. Arnold (politician) (1862–1944), American politician; Lieutenant Governor of Ohio, 1915–1917
 * John W. Arnold (1842–1900), American politician; Illinois Senate, 1890–1894

Music

 * John Arnold (1720–1792), English music editor and composer of psalmodies in the West Gallery style
 * John Dent Arnold (1890–1948), American lyricist with composer Harry Baisden of World War I songs
 * John Ayldon (John Arnold, 1943–2013), English opera singer

Others

 * John Arnold (American football) (born 1955), American football player
 * John Arnold (bishop) (born 1953), English Catholic bishop
 * John Arnold (cinematographer) (1889–1964), American cinematographer
 * John Arnold (judge) (1915–2004), British judge
 * John Arnold (priest) (born 1933), Anglican dean and author
 * John Arnold (watchmaker) (1736–1799), English watchmaker and inventor, with a son named John Roger Arnold (1769–1843)
 * John D. Arnold (born 1974), former Enron trader and political activist
 * John E. Arnold (1913–1963), American psychologist and engineer
 * John H. Arnold (historian) (born 1969), British historian and professor
 * John Nelson Arnold (1834–1909), American portrait painter
 * John Arnold, Australian surf entrepreneur, behind Golden Breed
 * John Arnold, a character in the novel Jurassic Park
 * John Arnold, perpetrator of the murder of Betty Gardner
 * Johnny Arnold (1907–1984), English international footballer and test cricketer