David Barr
David or Dave Barr may refer to:
- David G. Barr, U.S. Army Major General
- David Barr (politician), Australian politician
- David Barr (Canadian Forces officer), Canadian military officer
- Dave Barr (American football), American football quarterback
- Dave Barr (golfer), Canadian golfer
- Dave Barr (ice hockey), Canadian ice hockey player
- Dave Barr (motorcyclist), American veteran and motorcyclist who circumnavigated the globe despite having both legs amputated
- David Barr (English cricketer), English cricketer
- David Barr (Irish cricketer), Irish cricketer
- David Barr (playwright), American writer and playwright
- David William Keith Barr, British administrator in India