1935
- January 1- Baby Arizmendi becomes the first world champion from Mexico in boxing history by outpointing Henry Armstrong by in twelve rounds to win the vacant California and Mexico-recognized world Lightweight titles, Mexico City, Mexico.
- May 10- Tony Canzoneri recovers the world Lightweight title, winning the belt left vacant by Barney Ross, with a fifteen round unanimous decision over Lou Ambers, in New York.
- May 28- Barney Ross recovers the world Welterweight title, defeating Jimmy McLarnin with a fifteen round unanimous decision in the third and final installment of their rivalry, at New York. Former world Heavyweight champion Jack Dempsey refereed.
- June 13- James J. Braddock, with 24 losses, produces one of the biggest upsets in world Heavyweight championship history, defeating world champion Max Baer to take the world title, by a fifteen round unanimous decision, in New York.
- August 26- Lou Salica wins the National Boxing Association world Bantamweight title with a fifteen round decision over Sixto Escobar, at New York.
- September 9-- Benny Lynch wins the N.B.A.'s world Flyweight title with a second round knockout over Jackie Brown, in Manchester, England.
- November 15- In their rematch, Sixto Escobar recovers the N.B.A.'s world Bantamweight title with a fifteen round decision over Lou Salica, at New York.
Read more about this topic: Boxing In The 1930s