John Smythe
John Smythe may refer to:
Politicians
- John Smythe (High Sheriff of Kent), MP for Aylesbury and Hythe
- John Smythe (MP for Buckingham), MP for Buckingham, 1626
- John Smythe (MP for Richmond), MP for Richmond
Others
- John Smythe (field hockey), Canadian field hockey player
- John Smythe (playwright), involved with the establishment of Nindethana Theatre in Melbourne, Australia, in 1971
- John Smythe (screenwriter) of The Search for Animal Chin
- John H. Smythe, United States ambassador to Liberia
- John Henry Clavell Smythe, Sierra Leone Creole, Royal Air Force member and lawyer
- Sir John Smythe (soldier), English soldier, diplomat and military writer.
- Sir John Smythe, 3rd Baronet of the Smythe baronets
- Sir John Smythe, 8th Baronet of the Smythe baronets