Boxing Weight Classes

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The four main sanctioning bodies; IBF, WBA, WBC and WBO recognize 17 weight classes or weight divisions for professional men and women boxers.

Weight Classes or Divisions

  1. Mini Flyweight (IBF, WBO)
    Strawweight (WBC)
    Minimumweight (WBA) - Up to and including 105 lbs
  2. Junior Flyweight (IBF, WBO)
    Light Flyweight (WBA, WBC) - Over 105 to 108 lbs
  3. Flyweight (IBF, WBA, WBC, WBO) - Over 108 to 112 lbs
  4. Super Flyweight (WBA, WBC)
    Junior Bantamweight (IBF, WBO) - Over 112 to 115 lbs
  5. Bantamweight (IBF, WBA, WBC, WBO) - Over 115 to 118 lbs
  6. Super Bantamweight (WBA, WBC)
    Junior Featherweight (IBF, WBO) - Over 118 to 122 lbs
  7. Featherweight (IBF, WBA, WBC, WBO) - Over 122 to 126 lbs
  8. Super Featherweight (WBA, WBC)
    Junior Lightweight (IBF, WBO) - Over 126 to 130 lbs
  9. Lightweight (IBF, WBA, WBC, WBO) - Over 130 to 135 lbs
  10. Super Lightweight (WBA, WBC)
    Junior Welterweight (IBF, WBO) - Over 135 to 140 lbs
  11. Welterweight (IBF, WBA, WBC, WBO) - Over 140 to 147 lbs
  12. Super Welterweight (WBA, WBC)
    Junior Middleweight (IBF, WBO) - Over 147 to 154 lbs
  13. Middleweight (IBF, WBA, WBC, WBO) - Over 154 to 160 lbs
  14. Super Middleweight (IBF, WBA, WBC, WBO) - Over 160 to 168 lbs
  15. Light Heavyweight (IBF, WBA, WBC, WBO) - Over 168 to 175 lbs
  16. Cruiserweight (WBA, WBC, IBF)
    Junior Heavyweight (WBO) - Over 175 to 200 lbs
  17. Heavyweight (IBF, WBA, WBC, WBO) - Over 200 lbs to unlimited

For world champions by weight division see boxing rankings.