Isaac Chamberlain

Isaac Chamberlain


Isaac Chamberlain is one of the UK’s leading cruiserweight boxers, currently ranked no.15 in the world.

Standing at 6’2’’ with a reach of 78’’, 26-year-old Isaac made his winning professional debut in 2015 and has gone on to win a further 15 fights (8 by knock-out). In December 2021 he claimed the IBF International Cruiserweight Champion Title. Brixton-born Isaac has twice headlined at the O2 Arena on Sky Sports and has also fought at the Copperbox Arena.

He fights under the legendary promotion Hennessey sports, run by the equally legendary Mick Hennessey. Isaac is signed to Channel 5 Boxing where his last 2 fights on the free-to-air programme C5 Boxing averaged 1.6m viewers.

Isaac is committed to a safer, more equal world for our nation’s young people. In 2020 he proudly became the first ever ambassador for preventative intervention charity, Gloves Up Knives Down. GUKD is committed to supporting young people living in communities affected by knife crime, providing access to boxing training to help them lead fulfilling and healthy lives away from crime. After their launch at the world famous Repton Club he fronted a national outdoor advertising campaign in the summer of 2020 to support the charity. Visit more at to find out more.

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