Sam Gardiner (1940–2022) was a Northern Irish politician.
Sam Gardiner may also refer to:
Sam Gardiner (bowls) (1888–1968), English-born Canadian international lawn bowler Sam Gardiner (poet) (1936–2016), Northern Irish poet and writer Sam Gardiner, a contestant on series 2 of Race Across the World
See also Samuel Gardiner (disambiguation) Sam Gardner (disambiguation)