1989 US Open (tennis) and the final), three women's singles matches (two semifinals and the final), one men's doubles match (the final), two women's doubles matches (a semifinal and the final) and one mixed doubles match (the final). 1989 US Open (tennis) The 1989 US Open was a tennis tournament played on outdoor hard courts at the USTA National Tennis Center in New York City in the United States. It was the 109th edition of the US Open and was held from August 28 to September 10, 1989. Boris Becker defeated Ivan Lendl 7–6, 1–6, 6–3, 7–6 Steffi Graf defeated Martina Navratilova 3–6, 7–5,
1969 US Open (tennis) 1969 US Open (tennis) The 1969 US Open (formerly known as U.S. National Championships) was a tennis tournament that took place on the outdoor grass courts at the West Side Tennis Club, Forest Hills in New York City, USA. The tournament ran from 28 August until 9 September. It was the 89th staging of the tournament, and the fourth Grand Slam tennis event of 1969. It was the last year at the US Open in which sets were decided by a two-game advantage before the introduction of the tiebreak in 1970. This championship was the first time in grand slam