John Ashworth may refer to:

• John Ashworth (cricketer) (1850–1901), English cricketer
• John Ashworth (footballer), English professional footballer
• John Ashworth (judge) (1906–1975), England judge and barrister
• John Ashworth (preacher) (1813–1875), English preacher, manufacturer, and author
• John Ashworth (rugby union) (born 1949), New Zealand rugby union player
• John Ashworth (biologist) (born 1938), former vice-chancellor of the University of Salford and former director of the LSE
• John Ashworth (priest) (1900–1972), Dean of Trinidad

• Jon Ashworth (born 1978), British Labour Party politician and MP

This disambiguation page lists articles about people with the same name.
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