Caidin is a surname. Notable people with the surname include:
Eric Caidin (1952–2015), American collector of film memorabilia
Martin Caidin (1927–1997), American author and screenwriter
This page lists people with the surnameCaidin. If an internal link intending to refer to a specific person led you to this page, you may wish to change that link by adding the person's given name(s) to the link.