Reds may refer to:
- Supporters of communism or socialism
- Reds (film)
- Supporters of the Soviet Union or China, due to those countries' association with socialist government
- Slang for Marlboro full flavor cigarettes
- Secobarbital, a barbiturate derivative drug
Sports teams officially known as the Reds
- Cincinnati Reds, Major League Baseball team
- Queensland Reds, Super 14 rugby union team
- Salford City Reds, rugby league team
- Western Reds, rugby league team
- Urawa Red Diamonds, football team
- Sarasota Reds, single-A baseball affiliate of the Cincinnati Reds.
Sports teams unofficially known as the Reds
- Cliftonville F.C.
- Liverpool F.C.
- Manchester United F.C.
- Nottingham Forest F.C.
- Shelbourne F.C.
- Toronto F.C.
- Workington A.F.C.
- Adelaide United F.C.
