Sir John Barker, 4th Baronet was an English baronet and Tory politician.
- Occupation
- politician
- Position held
- Member of Parliament in the Parliament of England, Member of the 1680-81 Parliament, Member of the 1685-87 Parliament, Member of the 1689-90 Parliament
- Citizenship
- Kingdom of England
- Born
- 1655
- Died
- August 14, 1696, July 1696