A dissident is a person who actively challenges an established political or religious system, doctrine, belief, policy, or institution.

Dissident or Dissidence may also refer to:

Dissident (album), a 1991 album by Deadline "Dissident" (song), a 1994 song by Pearl Jam The Dissident, a 2020 American film directed by Bryan Fogel The Dissidents, a 2017 Estonian film directed by Jaak Kilmi Dissidence (novel), a 2016 novel by Ken MacLeod "The Dissident", an episode of the television series V

See also Dissent (disambiguation)