Duncan Campbell may refer to:

Military figures[edit]

• Sir Duncan Campbell, 2nd Baronet (1597–1645), commander of troops in Ireland
• Duncan Campbell (died 1758), Scottish nobleman and British Army officer
• Duncan Campbell (British Army officer, died 1837) (1763–1837), British Army general, MP for Ayr Burghs 1809–18
• Duncan Carter-Campbell of Possil (1911–1990), British Army colonel

Musicians[edit]

• Duncan Campbell (trumpeter) (1926–2013), Scottish musician
• Duncan Campbell (singer) (born 1958), lead singer of UB40

Politicians[edit]

• Duncan Campbell, 1st Lord Campbell (died 1453/4), Scottish nobleman and politician
• Sir Duncan Campbell, 2nd Baronet (1597–1645), MP for Argyllshire 1628–43
• Duncan J. Campbell (1845–1882), physician and politician, Nova Scotia, Canada
• Duncan Campbell (Unionist politician) (1876–1916), MP for North Ayrshire 1911–16

Journalists[edit]

• Duncan Campbell (journalist, born 1944), journalist on crime and Latin America
• Duncan Campbell (journalist) (born 1952), investigative journalist and television producer, best known for his work on Signals Intelligence

Others[edit]

• Duncan Campbell (soothsayer) (1680–1730), Scottish deaf-mute and professed soothsayer
• Duncan Campbell (revivalist) (1898–1972), Scottish preacher
• Duncan Campbell (snooker player) (born 1966), Scottish snooker player
• Duncan Campbell (artist) (born 1972), Irish artist
• Duncan Campbell (snowboarder) (born 1997), New Zealand snowboarder
• Duncan B. Campbell, ancient historian
• Duncan Campbell (settler), British settler to South Africa
• Duncan Campbell (inventor) (born 1955/56), Canadian co-inventor of murderball

See also[edit]

• Duncan Campbell Ross (1871–1961), Canadian lawyer and Liberal politician