![ITF on Twitter: "The ULTIMATE season 🤯 Steffi Graf in 1️⃣9️⃣8️⃣8️⃣: 🏆 @AustralianOpen 🏆 @rolandgarros 🏆 @Wimbledon 🏆 @usopen 🥇 @Olympics https://t.co/hUkRXY7mQB" / Twitter ITF on Twitter: "The ULTIMATE season 🤯 Steffi Graf in 1️⃣9️⃣8️⃣8️⃣: 🏆 @AustralianOpen 🏆 @rolandgarros 🏆 @Wimbledon 🏆 @usopen 🥇 @Olympics https://t.co/hUkRXY7mQB" / Twitter](https://pbs.twimg.com/media/FAmy-jYWEBEHGPk.jpg)
ITF on Twitter: "The ULTIMATE season 🤯 Steffi Graf in 1️⃣9️⃣8️⃣8️⃣: 🏆 @AustralianOpen 🏆 @rolandgarros 🏆 @Wimbledon 🏆 @usopen 🥇 @Olympics https://t.co/hUkRXY7mQB" / Twitter
![This day in US Open history: Aug. 28, 1984 - Official Site of the 2023 US Open Tennis Championships - A USTA Event This day in US Open history: Aug. 28, 1984 - Official Site of the 2023 US Open Tennis Championships - A USTA Event](https://photo-assets.usopen.org/images/pics/large/f_Graffourthround.jpg)
This day in US Open history: Aug. 28, 1984 - Official Site of the 2023 US Open Tennis Championships - A USTA Event
![This day in US Open history: Aug. 28, 1984 - Official Site of the 2023 US Open Tennis Championships - A USTA Event This day in US Open history: Aug. 28, 1984 - Official Site of the 2023 US Open Tennis Championships - A USTA Event](https://photo-assets.usopen.org/images/pics/large/f_Graf-1988_50th.jpg)