Antihero is a protagonist who lacks conventional heroic qualities such as idealism, courage, or morality.

Antihero may also refer to:

• Anti-Heros (band), an American Oi!/street punk band

• Antihero (album), a 2022 album by Huskii
• Anti-Hero (Slaine and Termanology album), 2017
• Anti-Heroes (Lee Konitz and Gil Evans album), 1980
• Anti-Heroes (Auryn album), 2013

• "Anti-Hero" (song), a 2022 song by Taylor Swift from Midnights
• "Anti Hero (Brave New World)", a 2012 song by Marlon Roudette

• Antihero (video game), a 2017 video game
• "Anti-Hero", an episode of American TV series Superman & Lois
• AntiHero skateboards, an American skateboard company founded in 1995, also referred to as AntiHero and Anti Hero