Check all the current boxing champions for all four major organizations in each weight division.

Zuffa Boxing has bagged its biggest signing, by far, to date. The upstart promotional company announced that lineal, Ring and IBF cruiserweight champion Jai Opetaia has joined its roster. Both parties ...

Zuffa Boxing has a new world champion on its roster. The boxing promotion, founded in part by UFC president and CEO Dana White, has signed IBF and The Ring cruiserweight champion Jai Opetaia. Zuffa ...

The inaugural Zuffa Boxing cruiserweight title will be on the line when Jai Opetaia clashes with Brandon Glanton on Sunday night at the Meta Apex in Las Vegas. However, whether Opetaia's IBF world ...

Zuffa Boxing has officially announced its most significant signing to date. Ring and IBF cruiserweight champion Jai Opetaia has joined the new promotion, a major acquisition that immediately signals ...

Oleksandr Usyk has cleaned up at both cruiserweight and heavyweight. Now, one of just two other men to have ruled in both ...

What can Cavaliers do to bounce back in Game 2?

David Benavidez has been warned against moving up to the heavyweight division. Benavidez proved his worth as one of the best fighters in the world on Saturday when he successfully stepped up to ...

Dana White might have just signed Jai Opetaia's first Zuffa Boxing World Championship title challenger. The upstart promotion continues to make noise in its first four months of existence and has ...

Zuffa Boxing made its first major addition to the roster, signing IBF cruiserweight champion Jai Opetaia to a promotional deal Friday. The announcement came via Zuffa Boxing's X account, with a video ...

Dana White's Zuffa Boxing is making a statement before its first scheduled event. Zuffa Boxing on Paramount launches Jan. 23 and already has more shows lined up — Feb. 1 and Feb. 14 — for the ...