Douglas Haig (disambiguation)
Douglas Haig, 1st Earl Haig (1861–1928) was a British soldier and senior commander during World War I.
Douglas Haig may also refer to:
- Douglas Haig (actor) (1920–2011), American actor
 - Club Atlético Douglas Haig, an Argentine football club founded in 1918
 
See also
- Douglas Hague (1926–2015), British economist