![Serena Williams of the U.S. serve speed of 207 km per hour (129 mph) is seen behind Ayumi Morita of Japan during their women's singles match at the Australian Open tennis tournament Serena Williams of the U.S. serve speed of 207 km per hour (129 mph) is seen behind Ayumi Morita of Japan during their women's singles match at the Australian Open tennis tournament](https://c8.alamy.com/comp/2CXARJK/serena-williams-of-the-us-serve-speed-of-207-km-per-hour-129-mph-is-seen-behind-ayumi-morita-of-japan-during-their-womens-singles-match-at-the-australian-open-tennis-tournament-in-melbourne-january-19-2013-reutersdavid-gray-australia-tags-sport-tennis-tpx-images-of-the-day-2CXARJK.jpg)
Serena Williams of the U.S. serve speed of 207 km per hour (129 mph) is seen behind Ayumi Morita of Japan during their women's singles match at the Australian Open tennis tournament
![Tennis TV on Twitter: "111 MPH 😳 When @Taylor_Fritz97 unloads 💥 #MiamiOpen https://t.co/Cmf63Xn7oY" / Twitter Tennis TV on Twitter: "111 MPH 😳 When @Taylor_Fritz97 unloads 💥 #MiamiOpen https://t.co/Cmf63Xn7oY" / Twitter](https://pbs.twimg.com/media/FOzX6CWXsAEnYku.jpg)
Tennis TV on Twitter: "111 MPH 😳 When @Taylor_Fritz97 unloads 💥 #MiamiOpen https://t.co/Cmf63Xn7oY" / Twitter
What It's Like to Face a 150 M.P.H. Tennis Serve | What's it like to stare down some of the fastest professional serves in tennis? See for yourself: http://nyti.ms/1KY2Ajm | By The
![Tennis TV on Twitter: "Average forehand topspin speed today: Alcaraz - 79 mph Ruud - 91 mph 😳 @CasperRuud98 #MiamiOpen https://t.co/Df383XxyPD" / Twitter Tennis TV on Twitter: "Average forehand topspin speed today: Alcaraz - 79 mph Ruud - 91 mph 😳 @CasperRuud98 #MiamiOpen https://t.co/Df383XxyPD" / Twitter](https://pbs.twimg.com/ext_tw_video_thumb/1510673590492008453/pu/img/Nf0P7FRuWfVC0z6I.jpg:large)
Tennis TV on Twitter: "Average forehand topspin speed today: Alcaraz - 79 mph Ruud - 91 mph 😳 @CasperRuud98 #MiamiOpen https://t.co/Df383XxyPD" / Twitter
![What It's Like to Face a 150 M.P.H. Tennis Serve (Published 2015) | Tennis serve, Tennis, Tennis workout What It's Like to Face a 150 M.P.H. Tennis Serve (Published 2015) | Tennis serve, Tennis, Tennis workout](https://i.pinimg.com/originals/34/98/5f/34985fe4f24395eef11cf7e08f534d11.png)