Richard Barnett

Richard Barnett may refer to:
 * Sir Richard Barnett (politician) (1863–1930), Irish sport shooter and MP
 * Richard David Barnett (1909–1986), Keeper, Department of Western Asiatic Antiquities of the British Museum
 * Dick Barnett (Richard Barnett, born 1936), American basketball player
 * Sir Richard Barnett (economist) (born 1952), Vice-Chancellor of Ulster University, 2006–2015
 * Richie Barnett (born 1972), New Zealand rugby league footballer
 * Richard Barnett (historian) (born 1980), 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