On April 22, 2022, a 33-year-old Paul Butler (33-2, 15 KOs) and a 30-year-old Filipino boxer Jonas Sultan (18-5, 10 KOs) met in the ring in a bantamweight bout.
Butler came in to the fight on a 7-fight win streak with a 42% KO rate, and was fighting after a gap of 9 months and 28 days. Sultan was on a 3-fight win streak with a 43% KO rate, and fighting after a layoff of 5 months and 23 days.
Paul Butler defeated Jonas Sultan via unanimous decision in the 12-round bantamweight fight. Butler improves his record to 34-2, while Sultan adds a loss to his record at 18-6.
On June 28, 2013, a 24-year-old Paul Butler (11-0, 6 KOs) and Najah Ali met in the ring in a super-flyweight bout.
Butler came in to the fight on a 11-fight win streak with a 54% KO rate, and was fighting after a gap of 2 months and 8 days.
Paul Butler stopped Najah Ali via KO in the 4th round. Butler improves his record to 12-0 (7 KOs)
On June 7, 2014, a 25-year-old Paul Butler (15-0, 8 KOs) got a shot at the IBF bantamweight title held by Stuart Hall.
Butler came in to the fight on a 15-fight win streak with a 53% KO rate, and was fighting after a gap of 2 months and 30 days.
Paul Butler defeated Stuart Hall via split decision and wins the IBF title — in his first world-title fight. Butler improves his record to 16-0
On April 20, 2013, a 24-year-old Paul Butler (10-0, 5 KOs) and Yaqub Kareem met in the ring in a super-flyweight bout.
Butler came in to the fight on a 10-fight win streak with a 50% KO rate, and was fighting after a gap of 30 days.
Paul Butler stopped Yaqub Kareem via TKO in the 5th round. Butler improves his record to 11-0 (6 KOs)
On December 19, 2015, a 27-year-old Paul Butler (19-1, 10 KOs) and Silviu Olteanu met in the ring in a super-flyweight bout.
Butler came in to the fight on a 2-fight win streak with a 50% KO rate, and was fighting after a gap of 2 months and 16 days.
Paul Butler stopped Silviu Olteanu via TKO in the 6th round. Butler improves his record to 20-1 (11 KOs)
On November 9, 2012, a 23-year-old Paul Butler (8-0, 3 KOs) and John Donnelly met in the ring in a super-flyweight bout.
Butler came in to the fight on a 8-fight win streak with a 37% KO rate, and was fighting after a gap of 4 months and 4 days.
Paul Butler stopped John Donnelly via KO in the 1st round. Butler improves his record to 9-0 (4 KOs)
On May 5, 2018, 29-year-old Paul Butler (26-1, 14 KOs) and 25-year-old Emmanuel Rodríguez (17-0, 12 KOs) fought for the vacant IBF bantamweight title.
Butler came in to the fight on a 9-fight win streak with a 51% KO rate, and was fighting after a gap of 3 months and 2 days. Rodríguez was on a 17-fight win streak with a 70% KO rate, and fighting after a layoff of 9 months.
Emmanuel Rodríguez defeated Paul Butler via unanimous decision . Rodríguez improves his record to 18-0, while Butler adds a loss to his record at 26-2.
On September 17, 2017, a 28-year-old Paul Butler (24-1, 13 KOs) and Stuart Hall met in the ring for the 2nd time, in a bantamweight bout.
Butler came in to the fight on a 7-fight win streak with a 52% KO rate, and was fighting after a gap of 5 months and 9 days.
In the rematch, Paul Butler defeated Stuart Hall via unanimous decision in the 12-round bantamweight fight. Butler improves his record to 25-1
On December 13, 2022, the 34-year-old WBO bantamweight champion, Paul Butler (34-2, 15 KOs), and the 29-year-old WBA (Super), WBC, IBF, and The Ring bantamweight champion Naoya Inoue (23-0, 20 KOs) faced each other for the undisputed world championpionship.
Butler came in to the fight on a 8-fight win streak with a 41% KO rate, and was fighting after a gap of 7 months and 21 days. Inoue was on a 23-fight win streak with a 87% KO rate, and fighting after a layoff of 6 months and 6 days.
Naoya Inoue stopped Paul Butler via KO in the 11th round and unified the WBO, WBA (Super), WBC, IBF, and The Ring bantamweight titles. Inoue improves his record to 24-0 (21 KOs), while Butler adds a loss to his record at 34-3.
On March 12, 2016, a 27-year-old Paul Butler (20-1, 11 KOs) and Sebastian Sanchez met in the ring in a super-flyweight bout.
Butler came in to the fight on a 3-fight win streak with a 52% KO rate, and was fighting after a gap of 2 months and 22 days.
Paul Butler stopped Sebastian Sanchez via KO in the 9th round. Butler improves his record to 21-1 (12 KOs)