Barnes may refer to:
People and fictional characters
- Barnes (surname), including a list of people and fictional characters
- Barnes (given name), a list of people
Places
United Kingdom
- Barnes, London, England
- Barnes, Sunderland, England
- Barnes Castle, East Lothian, Scotland
- Barnes Hall, Sheffield
United States
- Barnes, Alabama
- Barnes, Kansas
- Barnes County, North Dakota
- Barnes, Virginia
- Barnes Creek (Washington), a stream
- Barnes Creek (Wisconsin), a stream
- Barnes Lake (disambiguation)
Elsewhere
- Barnes, New South Wales, Australia
- Barnes Ice Cap, Baffin Island, Nunavut, Canada
- Barnes, Jalpaiguri, West Bengal, India
Other uses
- Barnes Foundation, an art museum in Philadelphia, Pennsylvania, US
- Barnes Group, a global industrial and aerospace manufacturer
- Barnes Hospital, Cheadle, Greater Manchester, England
- Barnes Municipal Airport, Westfield, Massachusetts, US
- Barnes Opening, an opening in chess
- Barnes Rugby Football Club, a rugby union club in London
- Barnes School, Devlali, India
- USS Barnes, several warships