Smash hit or Smash hits may refer to:

• An overwhelming success, especially in the entertainment industry, such as an extraordinarily successful hit single (hit in the sense of "hitting the sales charts")
• Smash Hits, a defunct music magazine
  • Smash Hits (TV channel), a television channel spun off from the magazine
  • Smash Hits Radio, a UK-based digital radio station
• Smash Hits (The Jimi Hendrix Experience album), 1968
• Smash Hits (All Star United album), 2000
• Smash Hits, a 1968 album of covers by Tom Jones
• "Smash Hits" (song), a 2007 single by Kid Canaveral
• Smash Hit, a video game developed by Mediocre AB
• Hit o Nerae!, or Smash Hit! in English, anime series
• Guitar Hero Smash Hits, a 2009 video game