Robert Harley
Robert Harley may refer to:
- Robert Harley (1579–1656), English statesman, Member of Parliament for Radnor and Herefordshire
- Robert Harley (1626-1673), British Member of Parliament for Radnor
- Robert Harley, 1st Earl of Oxford and Earl Mortimer (1661–1724), Member of Parliament for Radnor and Tregony
- Robert Harley (c. 1706–1774), Member of Parliament for Leominster, 1731–1741 and 1742–1747, and Droitwich
- Robert Harley (writer), British comedy writer
- Robert William Harley, British colonial administrator
- Bob Harley, Canadian footballer