Isaac Chamberlain losses
Over 9 years as a professional, Isaac Chamberlain has compiled a 16-3 (8) record, including six title fights. He has three losses, all of them in title fights.
3. Isaac Chamberlain loses to Jack Massey via unanimous decision
On June 15, 2024 Isaac Chamberlain defended his Commonwealth Boxing Council cruiserweight title against Jack Massey. Chamberlain was 30 years old with a record of 16-2, and Massey was 31 with a record of 21-2. Chamberlain was on a 2-fight winning streak and Massey was coming off a win. Chamberlain lost via unanimous decision. Lost the title. Went the distance with Massey.
2. Isaac Chamberlain loses to Chris Billam-Smith via unanimous decision
On July 30, 2022 Isaac Chamberlain fought Chris Billam-Smith for the Commonwealth and European cruiserweight titles. Chamberlain was 28 years old with a record of 14-1, and Billam-Smith was 31 with a record of 15-1. Chamberlain was on a 5-fight winning streak and Billam-Smith was on a 6-fight winning streak. Chamberlain lost via unanimous decision. Failed to capture the title. Went the distance with Billam-Smith.
1. Isaac Chamberlain loses to Lawrence Okolie via unanimous decision
On February 3, 2018 Isaac Chamberlain fought Lawrence Okolie for the vacant WBA Continental cruiserweight title. Chamberlain was 23 years old with a record of 9-0, and Okolie was 25 with a record of 7-0. Chamberlain was on an undefeated 9-fight winning streak and Okolie was on an undefeated 7-fight winning streak. Chamberlain lost via unanimous decision. Failed to win the vacant title. Went the distance with Okolie.