John Isner serves in a final career match loss against Michael Mmoh during the second round of the 2023 U.S. Open at the USTA Billie Jean King National Tennis Center in Queens, New York, on Thursday.

John Isner will play in the U.S. Open next week before he officially retires from tennis. Isner, who was born in Greensboro, North Carolina, attended the University of Georgia on a tennis scholarship.

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

While Isner, who stands tall at 6 feet 10 inches, presently ranks in the top 200 tennis players, he has recently taken a tumble from a 2018 career high of No. 8, according to the ATP Tour website ...

FILE – John Isner, of the United States, reacts as he defeats France’s Nicolas Mahut in their men’s singles match at the All England Lawn Tennis Championships at Wimbledon, June 24, 2010.

After Isner made his point, they decided to directly name the worst practice partner. Johnson and Querrey instantly named ...

Greensboro native John Isner was once a top-ten professional tennis player. He remains the only player to win the ...

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 “This is why I’ve worked as hard ...

FILE - John Isner, of the United States, hits a backhand return to Adrian Mannarino, of France, at the Australian Open tennis tournament in Melbourne, Australia, Jan. 18, 2023.

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.

John Isner will retire from professional tennis after playing at the U.S. Open, he announced Wednesday, bringing an end to a career that included one Grand Slam semifinal appearance and a victory ...