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,
US Open (tennis) women's singles final, which was pushed into primetime by rain delays. Since 1978, the US Open has been played on a hard court surface called Pro DecoTurf. It is a multi-layer cushioned surface and classified by the International Tennis Federation as medium-fast. Each August before the start of the tournament, the courts are resurfaced. Since 2005, all US Open and US Open Series tennis courts have been painted a shade of blue (trademarked as "U.S. Open Blue") inside the lines to make it easier for players, spectators, and television viewers to see the ball. The area outside the lines is