Richard Barnett
Richard Barnett may refer to:
- Sir Richard Barnett (politician), Irish sport shooter and MP
- Richard David Barnett, Keeper, Department of Western Asiatic Antiquities of the British Museum
- Dick Barnett, American basketball player
- Sir Richard Barnett (economist), Vice-Chancellor of Ulster University, 2006–2015
- Richie Barnett, New Zealand rugby league footballer
- Richard Barnett (historian), British medical historian
- Richie Barnett (rugby league, born 1981), English rugby league footballer
- Richard Barnett (Capitol rioter), participant in the 2021 United States Capitol attack