David Hartley
David Hartley may refer to:
- David Hartley (philosopher), English philosopher
- David Hartley (the Younger), son of the philosopher and signatory to the Treaty of Paris
- David Hartley (computer scientist), British computer scientist
- David Hartley (cricketer), English cricketer
- David Hartley (rugby league), rugby league footballer in the 1960s and 1970s
- David Hartley (figure skater), British figure skater
- David Hartley (musician), songwriter and arranger who collaborated with Sting
- David Hartley (politician), former member of the Ohio House of Representatives
- David Hartley, leader of English counterfeiting gang Cragg Vale Coiners