John Knott

John Knott may refer to:

• John Knott (scientist) (1938–2017), British metallurgist
• John Knott (cricketer) (1901–1988), English cricketer for Kent and Oxford
• John Knott (public servant) (1910–1999), Australian civil servant
• John Knott (sport shooter) (1914–1965), British Olympic shooter
• John F. Knott (1878–1963) American cartoonist