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The 1972 Bristol Open, also known by its sponsored name W.D. & H.O. Wills Open Tournament, was a men's tennis tournament played on outdoor grass courts. The event was part of the 1972 Commercial Union Assurance Grand Prix circuit and classified as C category. It was played in Bristol, Great Britain and was held from 12 to 17 June 1972. Bob Hewitt won the singles title and earned $7,800 first-prize money.