Women's boxing is divided between 17 weight classes, from heavyweight to atomweight. The four major sanctioning bodies, WBO, ...

Mark Brown/Getty Images Women's boxing is divided between 17 weight classes, from heavyweight to atomweight. The four major sanctioning bodies, WBO ... and secondary belts. For a list of the ...

While there were many undisputed champions prior to 2007, here's a look at boxing's undisputed men's and women's champions in the four-belt era: Check out the ESPN boxing hub page for the latest ...

What does it mean to be the undisputed champion in boxing? As of 2007, boxing has four major sanctioning bodies: ▪︎ World ...

Claressa Shields made history by becoming the first boxer, male or female, to win undisputed world championships in three ...