Martina Navratilova age 34, Navratilova defeated Graf the last time they played in a major in the semifinals of the 1991 US Open 7–6(2), 6–7(6), 6–4, to end their Grand Slam rivalry 5-4 up. It is worthy to note that all 4 of Graf's Grand Slam victories over Navratilova came in the finals of a Slam. This is reflected in the Grand Slams Finals chart below. Navratilova's final major singles triumph was in 1990. In the final, the 33-year-old Navratilova swept Zina Garrison 6–4, 6–1 to claim an all-time record ninth Wimbledon singles crown. Though that was her last major singles title,
2015 Wimbledon Championships achieved her second non-calendar year Grand Slam after winning the 2014 US Open, 2015 Australian Open and 2015 French Open. With this win, Williams also became the oldest woman to win a Grand Slam singles title in the Open Era at 33 years and 289 days old by 26 days, beating Martina Navratilova, who won the 1990 Wimbledon Championships at 33 years and 263 days old. The 2015 Wimbledon Championships was the 129th edition of the tournament and was held at All England Lawn Tennis and Croquet Club in London. The tournament was an event run by the International Tennis