Jai Opetaia brutally knocks out David Nyika to retain IBF cruiserweight world title
CRUISERWEIGHT CHAMPIONS
WBC
Badou Jack
Born: 31 October 1983 (age 41)
Stockholm, Sweden
Height: 1.85m
Boxing record:
Total fights: 34
Win: 28 (KO 17)
Loss: 3
Draw: 3
Badou Jack Reinstated as WBC Cruiserweight champion

December 11, 2024
Norair Mikalejan was declared champion in recess due to inactivity. Jack moved up to full champion.
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WBA WBO
Gilberto Ramirez
Born: June 19 1991 (33)
Mazatlan, Mexico
Height: 1.89m
Boxing record:
Total fights: 48
Win: 47 (KO 30)
Loss: 1
Draw: 0
Gilberto Ramirez outclasses Chris Billam Smith
November 16, 2024
WBA champion Gilberto Ramirez defeated Britain's brave and bloodied Chris Billam-Smith on points to become the unified WBA and WBO cruiserweight champion. He dominated the majority of the fight and landed a high volume of hard blows, but Billam-Smith fought on, staying on his feet. At the end, all judges scored the fight in Ramirez's favor. 116-112, 116-112 and 116-113.
IBF

Jai Opetaia
Born: June 30 1995 (29)
Sydney, Australia
Height: 1.88m
Boxing record:
Total fights: 27
Win: 27 (KO 21)
Loss: 0
Draw: 0
Opetaia brutally knocks out Nyika to retain IBF world title

January 8, 2025
Jai Opetaia successfully defended his IBF Cruiserweight World title against David Nyika. The fight took place at the Gold Coast Convention Centre, Australia. Challenger Nyika went down in the 4th round from a brutal uppercut. Moments later, Opetaia scored a vicious knockout. Nyika was down for several, scary minutes as medical staff attended him.