Ian Campbell
Ian or Iain Campbell may refer to:
- Iain Campbell, Scottish footballer
- Iain Campbell Smith, Australian diplomat, singer/songwriter and comedian
- Ian Campbell, 12th Duke of Argyll (1937–2001), Scottish Peer and Chief of Clan Campbell
- Ian Campbell (American football), Kansas State Wildcats college football team
- Ian Campbell (apothecary), former officer of the British Medical Household
- Ian Campbell (artist), English hip-house/eurodance rapper
- Ian Campbell (athlete) (born 1957), Australian long and triple jumper
- Ian Campbell (Australian politician) (born 1959), Australian politician
- Ian Campbell Folk Group
- Ian Campbell (footballer), (born 1953), Scottish footballer and manager
- Ian Campbell (rugby player)
- Ian Campbell (Scottish politician) (1926–2007), Labour MP for Dunbartonshire West 1970–1987
- Ian Campbell Dunn (1943–1998), Scottish gay rights campaigner
- Ian James Campbell (1931–1963), murdered Los Angeles, California police officer
- Ian Campbell (Royal Navy officer) (1898-1980), British admiral
- Ian McDonald Campbell (born 1922), British civil engineer