![Australian Tennis Player Sam Groth during Davis Cup Singles Against John Isner Editorial Image - Image of court, grass: 67884230 Australian Tennis Player Sam Groth during Davis Cup Singles Against John Isner Editorial Image - Image of court, grass: 67884230](https://thumbs.dreamstime.com/z/australian-tennis-player-sam-groth-davis-cup-singles-against-john-isner-melbourne-australia-march-usa-kooyong-lawn-67884230.jpg)
Australian Tennis Player Sam Groth during Davis Cup Singles Against John Isner Editorial Image - Image of court, grass: 67884230
![Teddy Tennis London on X: "Samuel Groth of Australia has the World Record of the fastest serve with a service speed of 163.7 mph at the Busan Open #FunFactFriday https://t.co/aAWTpOV77j" / X Teddy Tennis London on X: "Samuel Groth of Australia has the World Record of the fastest serve with a service speed of 163.7 mph at the Busan Open #FunFactFriday https://t.co/aAWTpOV77j" / X](https://pbs.twimg.com/media/C_3Kgj1XsAEdssC.jpg)
Teddy Tennis London on X: "Samuel Groth of Australia has the World Record of the fastest serve with a service speed of 163.7 mph at the Busan Open #FunFactFriday https://t.co/aAWTpOV77j" / X
Viva Tennis Ibiza - How fast can a tennis ball go? 🎾 Australian player Sam Groth has officially hit the fastest service of all time, clocked at 263.4 km per hour 🔥
Sam Groth considers career change from tennis into politics with Victorian Liberal Party | news.com.au — Australia's leading news site
Sam Groth plays his last singles match in loss to Taylor Fritz in Australian Open qualifying | Herald Sun
![Australian Open 2021 - Sam Groth slams 'selfish' Novak Djokovic for quarantine proposals - Eurosport Australian Open 2021 - Sam Groth slams 'selfish' Novak Djokovic for quarantine proposals - Eurosport](https://imgresizer.eurosport.com/unsafe/1200x0/filters:format(jpeg)/origin-imgresizer.eurosport.com/2021/01/18/2973739-61030708-2560-1440.jpg)