Belgian Open (tennis) However, Sabine Appelmans, Kim Clijsters and Els Callens all won the doubles event. 1987: Knokke 1988-89: Brussels 1992: Waregem 1993: Liège 1999-2001: Antwerp Belgian Open (tennis) The Belgian Open was a WTA Tour tennis event held over three different periods during 1987–2002. The competition took place in July during 1987–1989 and 2002, and in May during 1992–1993 and 1999–2001. During 2000–2001 it was sponsored by Dutch clothing chain Mexx and renamed the "Benelux Open". The competition was played on outdoor clay courts. The tournament was a Tier V event in 1992 and 2001. The tournament was a Tier IV event
1977 US Open (tennis) 1977 US Open (tennis) The 1977 US Open was a tennis tournament that took place on the outdoor clay courts at the Forest Hills, Queens in New York, United States. The tournament ran from 29 August until 11 September. It was the 97th staging of the US Open, and the fourth Grand Slam tennis event of 1977. This was the third and final year in which the US Open was played on clay courts. After 68 years it was the final time the championship was played at the West Side Tennis Club in Forest Hills before moving to Flushing Meadows