Radio is a medium of communication.

It can also refer to:

• Modern music radio.
• Radio programming.
• the radio industry, including radio stations
• An album titled Radio has been released by John Zorn (Radio ), NRG (Radio ), Eazy-E (Radio ), The Corrs (Radio ), Teenage Fanclub (Radio ), LL Cool J (Radio).
• The 2003 movie, Radio , starring Ed Harris and Cuba Gooding, Jr.
• The UserLand Software blogging and RSS aggregator product called "Radio" or Radio Userland.
• A song by the punk rock group Rancid on their 1994 album Let's Go.