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,
2013 WTA Tour Championships Martina Navratilova, Chris Evert and Steffi Graf to win each Grand Slam title twice or more. Her streak ended at the fourth round of Wimbledon losing to Sabine Lisicki but rebounded three weeks later by claiming her first international-level title in Swedish Open defeating Johanna Larsson in two sets. This win marked Williams being undefeated in clay in 2013. Williams started her US Open Series at the Rogers Cup where she won her eight title of the year against Sorana Cîrstea. She reached the final of Western & Southern Open a week later, an achievement that clinched her the first-place