John Dunbar
John Dunbar may refer to:
- John Dunbar , British artist, collector
- John Dunbar, Earl of Moray, Scottish nobleman
- Lt. John Dunbar, a fictional character in the film Dances with Wolves
- John Dunbar , British Member of Parliament for New Ross, 1874–1878
- John Dunbar, U.S. Navy SEAL and ironman triathlete
- John Dunbar , British actor in the film Love Among the Ruins
- Sir John Greig Dunbar, Lord Provost of Edinburgh, 1960–1963
- John Dunbar , missionary who tried to Christianize the Pawnee Indians of Nebraska
- Vet Dunbar, American baseball player