Duplicity may refer to:
Duplicity (play), a 1781 comedy by Thomas Holcroft Duplicity (Silent Descent album), 2000 Duplicity (Lee Konitz and Martial Solal album), 1978 Duplicity (TV series), a 2016 Nigerian drama series Duplicity (2009 film), a comedy thriller starring Clive Owen and Julia Roberts Duplicity (2025 film), an American mystery thriller film Duplicity (law), when the charge on an indictment describes two different offences Duplicity Remix, an EP by English trance metal band Silent Descent "Duplicity" (Revenge), an episode of the American television series Revenge "Duplicity" (Smallville), an episode of Smallville Duplicity (software), provides easy encrypted versioned remote backup of files