London - born Brian Harper - enjoyed a 15-year boxing career as a heavyweight, fighting 58 times and competing with some of the sport's biggest names.
He was the British and Commonwealth heavyweight champion from 1958 to 1959 and famously battled Muhammad Ali in 1966.
Here a few photos looking back on Brian's career and life.
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Brian face to face with Cassius Clay (later Muhammad Ali) in 1966 at the Odeon Leicester Square in London
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