David Barnes
David Barnes may refer to:
- Dave Barnes (born 1978), singer-songwriter from Tennessee, U.S.A.
- David Barnes (artist) (born 1977), American artist and Of Montreal collaborator
- David Barnes (archer) (born 1986), Australian archer
- David Barnes (footballer) (born 1961), English footballer
- David Barnes (sailor), New Zealand America's Cup sailor
- David Barnes (programmer), American IBM Team OS/2 member, "The OS/2 Evangelist,"
- David Leonard Barnes (1760–1812), U.S. District Court of Rhode Island judge & party in 1791 case, West v. Barnes
- David S. Barnes, historian of science
- David Barnes (cricketer) (born 1982), cricketer
- David Barnes (rugby union) (born 1976), Bath rugby union player
- David Barnes (boxer) (born 1981), British boxer
- David Barnes (New Zealand) (1894–1970), New Zealand politician
- David Barnes (politician)
- David-Matthew Barnes (born 1970), American playwright and novelist