The 1972 Queen's Club Championships, also known by its sponsored name Rothmans London Grass Court Championships, was a combined men's and women's tennis tournament played on grass courts at the Queen's Club in London in the United Kingdom that was part of the 1972 Commercial Union Assurance Grand Prix and the 1972 Virginia Slims Circuit. The tournament was held from 19 June through 24 June 1972. In the semifinal of the men's singles event 44-year old Pancho Gonzales was leading by a set against John Paish when he was disqualified by the tournament referee after an argument over the replacement of a linesman.Jimmy Connors and Chris Evert won the singles titles.

Jimmy Connors defeated John Paish 6–2, 6–3

Chris Evert defeated Karen Krantzcke 6–4, 6–0

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