ESPN tracks the current titleholders across every weight class in the four major sanctioning bodies — WBC, WBA, IBF, and WBO.

Boxing's fragmented title landscape spreads across four major sanctioning bodies, with the WBC, WBA, IBF, and WBO each crowning champions in 17 weight divisions. The result is dozens of active world ...

With 17 weight classes in boxing and four major sanctioning bodies that bestow world titles, keeping track of who holds each of the belts can be difficult -- especially when there ...

The four major sanctioning bodies in professional boxing — the WBC, WBA, IBF, and WBO — recognize champions across 17 weight divisions, from minimumweight to heavyweight. Each organization crowns its ...

The championship landscape in professional boxing remains fractured across four major sanctioning organizations, with each weight division crowding multiple titleholders at any given time. ESPN ...