James Barnett (disambiguation)
James Barnett is an American entrepreneur.
James or Jim Barnett may also refer to:
Politicians
- Jim Barnett (politician), American politician
- Jim Barnett (Mississippi politician) (1926–2013), American physician and politician
- James Barnett (MP), English politician, MP for Rochester
- James Barnett (Madison County, NY) (1810–1874), New York politician
Sports
- Jim Barnett (basketball), American basketball player
- Jim Barnett (wrestling), Australian professional wrestling promoter
Others
- James Barnet, Australian architect
- Jim Barnett, American television writer and the co-creator of the television show F Troop