Home / Sports / Chamberlain Knocks Out O'Leary for IBO Title
Chamberlain Knocks Out O'Leary for IBO Title
2 Aug
Summary
- Mark Chamberlain secured the IBO light-welterweight belt with a 10th-round knockout.
- Chamberlain was knocked down in the seventh round but recovered to win.
- The fight took place in front of a capacity crowd of around 7,000.

Mark Chamberlain has claimed the IBO light-welterweight championship, achieving a knockout victory over Ireland's Pierce O'Leary in the tenth round. The fight, held in Dublin, saw Chamberlain overcome a significant challenge.
Chamberlain experienced a knockdown himself in the seventh round after O'Leary landed a powerful body shot. This moment shifted momentum, with O'Leary appearing to rally. However, Chamberlain found his second wind.
Earlier in the bout, Chamberlain had put O'Leary down twice, first with a strong left hand and then with a short left hook. O'Leary showed resilience, fighting back with the support of the home crowd.
Ultimately, Chamberlain's late surge in the tenth round proved decisive. A combination of punches, culminating in a straight right hand, sent O'Leary down and secured the title for the Briton. Chamberlain's record now stands at 18 wins and one defeat.