Robert Smyth

Robert Smyth (or Smythe) may refer to:


 * Robert Brough Smyth (1830–1899), Australian geologist, author and social commentator
 * Sir Robert Smyth, 3rd Baronet, MP for Andover (UK Parliament constituency)
 * Sir Robert Smyth, 5th Baronet (1744–1802), MP for Colchester
 * Robert Smyth (American politician) (1814–1898), Irish-born American politician in Iowa
 * Several of the Smyth baronets
 * Robert Smyth Academy, upper school in Market Harborough, Leicestershire, England
 * Robert Sparrow Smythe (1833–1917), Australian journalist, newspaper editor/owner and theatrical manager