David Hartley may refer to:

• David Hartley (philosopher) (1705-1757), English philosopher
• David Hartley (the Younger) (1731-1813), son of the philosopher, and signatory to the Treaty of Paris
• David Hartley (musician), musician

This disambiguation page lists articles associated with the same personal name. If an article link led you here, you may wish to change the link to point directly to the intended article.