1927
- September 22- Heavyweight champion Gene Tunney again defeats contender Jack Dempsey in the famous battle known as The Long Count Fight.
- October 7- Light Heavyweight Champion of the World Mike McTigue is defeated by top contender Tommy Loughran.
- December 12- Light Heavyweight Champion Tommy Loughran defeats Jimmy Slattery for the NBA Light Heavyweight Championship of the World.
Read more about this topic: Boxing In The 1920s