- The maximum weight for this division is 135 pounds (61.2 kg, 9 stone 9 lb).
- One of the traditional eight divisions.
The lightweight division was initially created in 1738 by Jack Broughton for any fighter whose weight was less than 160 pounds. Under the London Prize Ring Rules of 1838, the weight class ranged from 130-150 pounds. In 1889, the Amateur Boxing Association of England Ltd (ABA) established the limit as 10 stone and in 1909 London's National Sporting Club (NSC) modified the limit as 9 stone, 9 pounds or 135 pounds.