Gardin is a surname. Notable people with the surname include:
- Blanche Gardin (born 1977), French actress, comedian and writer.
- Gianfranco Gardin (born 1944), Italian prelate
- Gösta Gärdin (born 1923), Swedish modern pentathlete and Olympic medalist
- Kerri Gardin (born 1984), American professional basketball player
- Laura Gardin Fraser (1889–1966), American sculptor
- Ron Gardin (born 1944), American football player
- Vladimir Gardin (1877–1965), Russian film director