John Harper

John Harper may refer to:

• John Harper (actor) (died 1742), English comic actor
• John Harper (architect) (1809–1842), English architect
• J. Russell Harper (1914–1983), Canadian art historian
• John Harper (fl. 1998–2007), director of the Royal School of Church Music
• Johnny Harper, fictional character in The O.C.

• John Adams Harper (1779–1816), American politician from New Hampshire
• John Harper (mayor) (1825–1874), American politician in Colorado
• John Harper (Kentucky politician) (1930–2001), American politician from Kentucky
• John Joseph Harper (1951–1988), Canadian aboriginal leader in Manitoba

• John Harper (footballer) (1883–?), Scottish footballer
• John Harper (baseball) (fl. 1920s), American Negro league baseball player
• John Harper (gridiron football) (born 1946), Canadian football player
• John Harper (bowls) (fl. 1982), Scottish lawn and indoor bowler

• John Harper (administrator) (1851–1932), Australian railways commissioner
• John Harper (pastor) (1872–1912), British Baptist pastor
• John Ernest Harper (1874–1949), British admiral
• John William Harper (1916–1944), British army soldier
• John L. Harper (1925–2009), British biologist
• John Harper (computer engineer) (born 1937), British computer scientist
• John Dixon Harper (fl. 1963–1975), American executive at Alcoa

• Jack Harper (disambiguation)
• Jon Harper (born 1978), British musician