Deviant most commonly refers to deviant behavior, particularly in relation to social norms.

Deviant may also refer to:

• Deviant (comics), a fictional race of humanoids in the Marvel Comics universe
• Deviant (film), a short film by Benjamin Howard
• Deviant logic, a class of non-classical logics
• "Deviant" (CSI: Miami episode)
• A member of the DeviantArt online community
• Deviants, a fictional race of Androids which have gained artificial consciousness in the game Detroit: Become Human
• Deviant: The Renegades, a role-playing game, 2021.

• Deviant Records, an inactive trance music record label
• Deviant (Pitchshifter album), 2000
• Deviant (Regurgitate album), 2003

• The Deviants (disambiguation)
• Deviance (disambiguation)
• Deviation (disambiguation)