1966 French Championships (tennis) / Judy Tegart defeated Jill Blackman / Fay Toyne 4–6, 6–1, 6–1 Annette Van Zyl / Frew McMillan defeated Ann Haydon Jones / Clark Graebner 1–6, 6–3, 6–2 1966 French Championships (tennis) The 1966 French Championships (now known as the French Open) was a tennis tournament that took place on the outdoor clay courts at the Stade Roland-Garros in Paris, France. The tournament ran from 23 May until 5 June. It was the 70th staging of the French Championships, and the second Grand Slam tennis event of 1966. Tony Roche and Ann Jones won the singles titles. Tony Roche defeated
U.S. Pro Tennis Championships Cricket Club in Chestnut Hill, Massachusetts, where it was held from 1964 to 1999. It became part of the Grand Prix Tennis Tour shortly after the advent of open tennis in 1968. Between 1970 and 1977 it was a prominent tournament of the Grand Prix Super Series. It then became a tennis event within the ATP Tour with reorganization of the top tier of pro tour tennis. The tournament was later played on Har-Tru clay courts and was initially an important tune-up event for the U.S. Open. But when this Grand Slam tournament moved to hardcourts in 1978, the U.S.