The towering John Isner, whose dominating serve helped change Grand Slam tennis, is retiring. His career was impressive, and underappreciated.

John Isner, of the United States, reacts after losing to Michael Mmoh, of the United States, during the second round of the U.S. Open tennis championships. AP ...

John Isner's 17-year pro tennis career came to an end this week following his loss to fellow American Michael Mmoh in the second round of the U.S. Open.

John Isner waved farewell to singles tennis in a way fitting of the 38-year-old’s long career on the court. In another tennis marathon, the giant was felled by fellow American Michael Mmoh in a ...

Isner reached a career-best ranking of No. 8 in 2018, shortly after reaching the semifinals at Wimbledon, won 16 singles titles and has hit more than 14,000 aces, an ATP Tour record. That includes ...

The towering John Isner, whose dominating serve helped change Grand Slam tennis, is retiring. His career was impressive, and underappreciated.

For superb servers Milos Raonic and John Isner, will the US Open be closing time? “I have to have a conversation with myself,” said the Canadian, who reminded everyone of his serving strength ...

Isner, known for his big serve and long matches, bows out for good after a loss to wild-card Michael Mmoh.

John Isner announced he’s stepping away from professional tennis. AFP via Getty Images “Waking up every morning with the goal of becoming a better player is something I always took immense ...

American John Isner lost in five sets to compatriot Michael Mmoh 3-6, 4-6, 7-6 (3), 6-4, 7-6 (7) on Thursday in the second round of the U.S. Open. Here’s what you need to know: John Isner's ...

John Isner admits he is not surprised by Giovanni Mpetshi Perricard’s rapid rise in 2024 as the American backed the young star to terrorise many a player with his big serve in future.

John Isner, a former world No. 8 tennis player and holder of the ATP record for the fastest official serve, has recently shown his excitement for pickleball. Isner, who was initially unsure about ...