John O'Farrell
- Birth Date
- 3/27/1962
- Birth Place
- Maidenhead, Berkshire, England, UK
- Known For
- Writing

John O'Farrell is a British author and comedy scriptwriter. Previously a lead writer for such shows as Spitting Image and Have I Got News for You, he is now best known as a comic author for such books such as The Man Who Forgot His Wife and An Utterly Impartial History of Britain.


