Cardin is a surname. Notable people with the surname include:
Arthur Cardin (1879-1946), Canadian politician
Ben Cardin (born 1943), junior Senator from Maryland
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
Meyer Cardin (1907-2005), American judge, father of Ben Cardin
Pierre Cardin (born 1922), noted French fashion designer
Serge Cardin (born 1950), Canadian former Member of Parliament
