Baddie or baddy or variant, may refer to:
- "Baddie" (song), a 2023 song by Ive
- An informal term for badminton
- An informal term for a villain or antagonist
- A bad or subpar video game player, or noob
- Baddiewinkle, Helen Ruth Elam, (born 1928), an American internet personality
- "The Baddies" (Goodies episode), an episode of UK TV show The Goodies, 1972
- Baddies (TV series), U.S. reality TV show
- The Baddies (professional wrestling), AEW tag team
- Baddies (band), UK rock band