Isaac Chamberlain


Isaac Chamberlain is a British professional boxer. He held the British and Commonwealth cruiserweight titles from 2023 to 2024.

Professional career

Chamberlain made his professional debut in January 2015, defeating Moses Matovu in a four-round points victory.
In September 2016, Chamberlain won the BBBofC Southern Area cruiserweight title with a points victory over Wadi Camacho.
He fought London rival Lawrence Okolie on 3 February 2018 at the O2 Arena in a Sky Sports card headlined "British Beef", losing a wide unanimous decision after having been knocked down twice. In preparation for the fight, Chamberlain visited Ukraine to spar with cruiserweights Oleksandr Usyk and Mateusz Masternak.
Chamberlain has worked as a sparring partner for former WBC heavyweight champion Deontay Wilder.
Sky Sports produced a documentary on Chamberlain's life, called 'Straight Outta Brixton'.

Professional boxing record

No.ResultRecordOpponentTypeRound, timeDateLocationNotes
19Loss16–3Jack MasseyUD1215 Jun 2024Selhurst Park, London, EnglandLost the Commonwealth cruiserweight title and challenge for the vacant European cruiserweight title
18Win16–2Mikael LawalUD1221 Oct 2023York Hall, London, EnglandWon British and vacant Commonwealth cruiserweight titles
17Win15–2Dylan BregeonPTS816 Jun 2023York Hall, London, England
16Loss14–2Chris Billam-SmithUD1230 Jul 2022Bournemouth International Centre, Bournemouth, EnglandFor European and Commonwealth cruiserweight titles
15Win14–1Dilan Prašović1, 2:5812 Dec 2021Crystal Palace National Sports Centre, London, EnglandWon vacant IBF International cruiserweight title
14Win13–1Ben Thomas1, 3:0010 Sep 2021Coventry Skydome, Coventry, England
13Win12–1Matt SenTKO1, 0:505 Sep 2020Production Park Studios, Wakefield, England
12Win11–1Antony WooleryTKO3, 1:2722 Aug 2020Fly By Nite Rehearsal Studios, Redditch, England
11Win10–1Luke WatkinsPTS1027 Oct 2018Copper Box Arena, London, England
10Loss9–1Lawrence Okolie103 Feb 2018O2 Arena, London, EnglandFor vacant WBA Continental cruiserweight title
9Win9–0Ossie JervierTKO6, 2:0613 Oct 2017York Hall, London, England
8Win8–0Ryan CrawfordTKO2, 2:251 Jul 2017O2 Arena, London, England
7Win7–0Imantas DavidaitisTKO3, 1:2117 Mar 2017York Hall, London, England
6Win6–0Wadi CamachoPTS1029 Sep 2016York Hall, London, EnglandWon Southern Area cruiserweight title
5Win5–0Russ Henshaw6, 2:2016 Apr 2016First Direct Arena, Leeds, England
4Win4–0Igoris BoruchaPTS410 Oct 2015York Hall, London, England
3Win3–0Martyn GraingerPTS428 May 2015York Hall, London, England
2Win2–0Jason JonesPTS411 Apr 2015First Direct Arena, Leeds, England
1Win1–0Moses Matovu431 Jan 2015O2 Arena, London, England