Cardin is a surname. Notable people with the surname include:
- Alberto Cardín (1948–1992), Spanish essayist and anthropologist
- Annie Cardin (born 1938), French artist
- Arthur Cardin (1879–1946), Canadian politician
- Ben Cardin (born 1943), Senator from Maryland
- Charlotte Cardin (born 1994), Canadian pop singer
- Claude Cardin (born 1941), Canadian ice-hockey player
- Denny Cardin (born 1988), Italian footballer
- Jessica Cardin, American neuroscientist
- Jon S. Cardin (born 1970), American politician, nephew of Ben Cardin
- Louis-Pierre-Paul Cardin (1840–1917), Canadian politician
- Lucien Cardin (1919–1988), Canadian lawyer, judge and politician
- Margaret Cardin (1906–1998), Australian film editor
- Maurice Cardin (1909–2009), American politician
- Meyer Cardin (1907–2005), American judge, father of Ben Cardin
- Nina Beth Cardin, American rabbi and author
- Pierre Cardin (1922–2020), Italian/French fashion designer
- Sara Cardin, (born 1987), Italian karateka
- Serge Cardin (born 1950), Canadian former Member of Parliament
See also
- Cardin, Oklahoma, a ghost town
- Colisée Cardin, an indoor arena in Quebec, Canada