David Hartley may refer to: David Hartley (philosopher) (1705–1757), English philosopher David Hartley (the Younger) (1732–1813), son of the philosopher and signatory to the Treaty of Paris David Hartley (computer scientist) (born 1937), British computer scientist David Hartley (cricketer) (born 1963), 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 (died 1770), leader of English counterfeiting gang Cragg Vale Coiners