1989 Wimbledon Championships – Men's Singles a Grand Slam tournament since the 1985 US Open final. The tournament also featured the first appearances of future champions Pete Sampras and Michael Stich in the main draw. Mats Wilander was about to complete the career Grand Slam in his career and losing to McEnroe in the quarterfinals. Ivan Lendl "(Semifinals)" 1989 Wimbledon Championships – Men's Singles Boris Becker defeated the defending champion Stefan Edberg in the final, 6–0, 7–6, 6–4 to win the Gentlemen's Singles tennis title at the 1989 Wimbledon Championships. The semi-final match between Ivan Lendl and eventual champion Becker became at the time the longest
1989 US Open – Women's Singles 1989 US Open – Women's Singles Steffi Graf successfully defended her title, defeating Martina Navratilova 3–6, 7–5, 6–1 in the final to win the women's singles title at the 1989 US Open. Notably this was the final Grand Slam of six-time US Open champion Chris Evert and her final tournament. She lost to Zina Garrison in the quarterfinals. It was her 54th quarterfinal at a Grand Slam tournament (in her 56th Grand Slam played), an Open Era record. She made the quarterfinals in all 19 US Opens she entered, 17 times going to the semi-finals or better. The seeded players