On July 2, 2022, a 27-year-old Jai Opetaia (21-0, 17 KOs) got a shot at the IBF and The Ring cruiserweight titles held by 37-year-old Latvian boxer Mairis Briedis (28-1, 20 KOs).
Opetaia came in to the fight on a 21-fight win streak with a 81% KO rate, and was fighting after a gap of 6 months and 28 days. Briedis was on a 5-fight win streak with a 69% KO rate, and fighting after a layoff of 8 months and 16 days.
Jai Opetaia defeated Mairis Briedis via unanimous decision and wins the IBF and The Ring titles — in his first world-title fight. Opetaia improves his record to 22-0, while Briedis adds a loss to his record at 28-2.
On December 23, 2023, the 28-year-old The Ring cruiserweight world champion, Jai Opetaia (23-0, 18 KOs), faced a 31-year-old English boxer Ellis Zorro (17-0, 7 KOs), in a title defense fight.
Opetaia came in to the fight on a 23-fight win streak with a 78% KO rate, and was fighting after a gap of 2 months and 23 days. Zorro was on a 17-fight win streak with a 41% KO rate, and fighting after a layoff of 2 months and 17 days.
Jai Opetaia made quick work of Ellis Zorro, stopping the challenger via KO in the 1st. Opetaia improves his record to 24-0 (19 KOs), while Zorro adds a loss to his record at 17-1.
On September 30, 2023, the 28-year-old IBF and The Ring cruiserweight world champion, Jai Opetaia (22-0, 17 KOs), faced a 30-year-old English boxer Jordan Thompson (15-0, 12 KOs), in a title defense fight.
Opetaia came in to the fight on a 22-fight win streak with a 77% KO rate, and was fighting after a gap of 1 year, 2 months, and 28 days. Thompson was on a 15-fight win streak with a 80% KO rate, and fighting after a layoff of 5 months and 8 days.
Jai Opetaia stopped Jordan Thompson via TKO in the 4th round of the 12-round world-title fight, and successfully defended his IBF and The Ring cruiserweight titles. Opetaia improves his record to 23-0 (18 KOs), while Thompson adds a loss to his record at 15-1.
On May 18, 2024, Jai Opetaia and Mairis Briedis met again in a rematch.
Opetaia came in to the fight on a 24-fight win streak with a 79% KO rate, and was fighting after a gap of 4 months and 25 days. Briedis was on a -1-fight win streak with a 66% KO rate, and fighting after a layoff of 1 year, 10 months, and 16 days.
Jai Opetaia defeated Mairis Briedis via unanimous decision in the rematch and successfully defended his The Ring cruiserweight title. Opetaia improves his record to 25-0, while Briedis adds a loss to his record at 28-3.
On October 22, 2020, a 25-year-old Jai Opetaia (19-0, 15 KOs) and Benjamin Kelleher met in the ring for the 2nd time, in a cruiserweight bout.
Opetaia came in to the fight on a 19-fight win streak with a 78% KO rate, and was fighting after a gap of 11 months and 6 days.
In the rematch, Jai Opetaia stopped Benjamin Kelleher via TKO in the 6th round. Opetaia improves his record to 20-0 (16 KOs)
On November 16, 2019, a 24-year-old Jai Opetaia (18-0, 14 KOs) and Mark Flanagan met in the ring in a cruiserweight bout.
Opetaia came in to the fight on a 18-fight win streak with a 77% KO rate, and was fighting after a gap of 3 months and 20 days.
Jai Opetaia stopped Mark Flanagan via TKO in the 8th round. Opetaia improves his record to 19-0 (15 KOs)
On February 10, 2017, a 21-year-old Jai Opetaia (8-0, 5 KOs) and Togasilimai Letoa met in the ring.
Opetaia came in to the fight on a 8-fight win streak with a 62% KO rate, and was fighting after a gap of 1 month and 18 days.
Jai Opetaia stopped Togasilimai Letoa via TKO in the 2nd round. Opetaia improves his record to 9-0 (6 KOs)
On July 15, 2017, a 22-year-old Jai Opetaia (11-0, 8 KOs) and Daniel Ammann met in the ring in a cruiserweight bout.
Opetaia came in to the fight on a 11-fight win streak with a 72% KO rate, and was fighting after a gap of 2 months and 3 days.
Jai Opetaia stopped Daniel Ammann via TKO in the 9th round. Opetaia improves his record to 12-0 (9 KOs)
On October 21, 2017, a 22-year-old Jai Opetaia (12-0, 9 KOs) and Frankie Lopez met in the ring in a cruiserweight bout.
Opetaia came in to the fight on a 12-fight win streak with a 75% KO rate, and was fighting after a gap of 3 months and 6 days.
Jai Opetaia stopped Frankie Lopez via TKO in the 1st round. Opetaia improves his record to 13-0 (10 KOs)
On January 17, 2018, a 22-year-old Jai Opetaia (13-0, 10 KOs) and Benjamin Kelleher met in the ring in a cruiserweight bout.
Opetaia came in to the fight on a 13-fight win streak with a 76% KO rate, and was fighting after a gap of 2 months and 27 days.
Jai Opetaia stopped Benjamin Kelleher via TKO in the 3rd round. Opetaia improves his record to 14-0 (11 KOs)