David Douglas (disambiguation)
David Douglas is the name of the following people:
- David Douglas (1799–1834), Scottish botanist
- David Charles Douglas , 1898–1982, British medievalist
- David GA Douglas (born 1947), Australian rower
- David Hubert Douglas (1907–1977), Canadian cross-country skier
- David Douglas, 7th Earl of Angus (1515–1557), Scottish nobleman
- David Douglas, 12th Marquess of Queensberry (born 1929), Scottish nobleman and politician
- David Douglas-Home, 15th Earl of Home (born 1943), British businessman and politician