Cooperman was born in
Stoke Newington, England, and was Jewish. Cooperman was a medalist at the
1950 Maccabiah Games, the
1953 Maccabiah Games, and the
1969 Maccabiah Games. He competed in the world championships in 1953. At the
1958 British Empire and Commonwealth Games won a gold and silver in the sabre events and four years later at the
1962 British Empire and Commonwealth Games he won triple gold and a bronze medal in the foil (behind teammate
Allan Jay). at the
1966 British Empire and Commonwealth Games in
Kingston, Jamaica, where he participated in the
sabre events. He won a 6th and 7th gold medal respectively in the individual and team sabre, the latter with
Richard Oldcorn and
John Rayden. == References ==