![US Open Tennis's tweet - "On this day in 1989 ⏪ Reigning US Open champion Steffi Graf holds off Martina Navratilova 6-4, 7-5, 2-6, 6-2 to win the @WTAFinals for a second time! " - Trendsmap US Open Tennis's tweet - "On this day in 1989 ⏪ Reigning US Open champion Steffi Graf holds off Martina Navratilova 6-4, 7-5, 2-6, 6-2 to win the @WTAFinals for a second time! " - Trendsmap](https://pbs.twimg.com/media/FEkWovbXMAsR-TZ.jpg)
US Open Tennis's tweet - "On this day in 1989 ⏪ Reigning US Open champion Steffi Graf holds off Martina Navratilova 6-4, 7-5, 2-6, 6-2 to win the @WTAFinals for a second time! " - Trendsmap
![US Open Moments: Aug. 28, 1989 - Official Site of the 2022 US Open Tennis Championships - A USTA Event US Open Moments: Aug. 28, 1989 - Official Site of the 2022 US Open Tennis Championships - A USTA Event](https://photo-assets.usopen.org/images/pics/large/f_PeteSampras.1990USO.jpg)
US Open Moments: Aug. 28, 1989 - Official Site of the 2022 US Open Tennis Championships - A USTA Event
![US Open Tennis on Twitter: "On this day in 1989, Steffi Graf and @Martina Navratilova battled in the final of the @WTA Championships at @TheGarden in NYC. Graf won in a rematch US Open Tennis on Twitter: "On this day in 1989, Steffi Graf and @Martina Navratilova battled in the final of the @WTA Championships at @TheGarden in NYC. Graf won in a rematch](https://pbs.twimg.com/media/EnHLkHWW4AYeteF.jpg)
US Open Tennis on Twitter: "On this day in 1989, Steffi Graf and @Martina Navratilova battled in the final of the @WTA Championships at @TheGarden in NYC. Graf won in a rematch
![This day in US Open history: Sept. 3, 1989 - Official Site of the 2022 US Open Tennis Championships - A USTA Event This day in US Open history: Sept. 3, 1989 - Official Site of the 2022 US Open Tennis Championships - A USTA Event](https://photo-assets.usopen.org/images/pics/large/f_Evert-1_1989_50th.jpg)
This day in US Open history: Sept. 3, 1989 - Official Site of the 2022 US Open Tennis Championships - A USTA Event
![That Championship Season: Boris Becker, 1989 - Official Site of the 2022 US Open Tennis Championships - A USTA Event That Championship Season: Boris Becker, 1989 - Official Site of the 2022 US Open Tennis Championships - A USTA Event](https://photo-assets.usopen.org/images/pics/large/f_Becker1989_1.jpg)
That Championship Season: Boris Becker, 1989 - Official Site of the 2022 US Open Tennis Championships - A USTA Event
![This day in US Open history: Sept. 3, 1989 - Official Site of the 2022 US Open Tennis Championships - A USTA Event This day in US Open history: Sept. 3, 1989 - Official Site of the 2022 US Open Tennis Championships - A USTA Event](https://photo-assets.usopen.org/images/pics/large/f_Evert-2_1989_50th.jpg)
This day in US Open history: Sept. 3, 1989 - Official Site of the 2022 US Open Tennis Championships - A USTA Event
![50 for 50: Boris Becker, 1989 men's singles champion - Official Site of the 2022 US Open Tennis Championships - A USTA Event 50 for 50: Boris Becker, 1989 men's singles champion - Official Site of the 2022 US Open Tennis Championships - A USTA Event](https://photo-assets.usopen.org/images/pics/large/f_Becker-1989_50th.jpg)
50 for 50: Boris Becker, 1989 men's singles champion - Official Site of the 2022 US Open Tennis Championships - A USTA Event
![US Open Moments: Sept. 10, 1989 - Official Site of the 2022 US Open Tennis Championships - A USTA Event US Open Moments: Sept. 10, 1989 - Official Site of the 2022 US Open Tennis Championships - A USTA Event](https://photo-assets.usopen.org/images/pics/large/f_ThisDay0910.jpg)