Alick Laidlaw Buchanan-Smith (8 April 1932 – 29 August 1991) was a Scottish Conservative and Unionist politician.
The second son of Alick Buchanan-Smith, Baron Balerno and Mary Kathleen Smith, he was educated at Edinburgh Academy, Glenalmond College, Pembroke College, Cambridge and University of Edinburgh. He was commissioned into the Gordon Highlanders and did his National Service from 1951.
He was unsuccessful parliamentary candidate for West Fife in 1959, and sat as member for North Angus and Mearns from 1964 to 1983 and for Kincardine and Deeside from 1983 until his death.
He was Parliamentary Under-Secretary of State for Scotland from 1970–74, Minister of State for Agriculture, Fisheries and Food from 1979–83, and Minister of State for Energy from 1983-87. He was appointed a Privy Counsellor in 1981.