Douglas Campbell may refer to:

• Douglas Lloyd Campbell (1895–1995), Premier of Manitoba, 1948–1958
• Douglas Campbell (actor) (1922–2009), Scottish-born Canadian actor and director
• Douglas Campbell, Green Party candidate for Governor in Michigan
• Douglas Houghton Campbell (1859–1953), American botanist
• Douglas Munro Campbell (1889–?), politician in Ontario, Canada
• Douglas Campbell (aviator) (1896–1990), American World War I flying ace
• Douglas R. Campbell (born 1945), Canadian Federal judge
• Douglas Archibald Campbell (1906–1969), New Zealand teacher and soil conservator
• Douglas Campbell (swimmer) (born 1960), Scottish swimmer
• Doug Campbell, American guitarist
• Dougie Campbell (1901–1991), Scottish-American soccer player
• Dugald Campbell, Scottish doctor who set up a national health service in Hawaii
• Alexander Douglas Campbell (1899–1980), British Army general
• Douglas C. Campbell, COO of Sears Canada
• William Douglas Campbell, lobbyist and FBI informant 2017-2018