The U.S. Open is expanding to 15 days this year as it shifts to a Sunday start for the first time in the Open era.

The newlywed Keys, whose husband and coach is former American tennis player Bjorn Fratangelo, said after some much needed sleep, they'll be "back to work on Monday" to prepare for "lots of tournaments ...

The Delray Beach Open announced its world-class doubles entry list today. Fans will see current and former No. 1 players, Grand Slam champions, Olympic medalists, past DBO winners and NCAA titlists at ...

MELBOURNE, Australia — Jannik Sinner beat Alexander Zverev 6-3, 7-6 (4), 6-3 in the Australian Open final at Melbourne Park ...

Everything that Jannik Sinner means to the summit of men's tennis could be temporarily wiped away in just a few months.

Despite potential pitfalls that could've tripped him up on and off the court, the world No. 1 continues to prove how he's distanced himself from the pack.

Jannik Sinner has etched his name in tennis history with a stunning Australian Open victory, defeating Alexander Zverev 6-3, ...

Jannik Sinner leaves Melbourne being talked about as a potential tennis great but first comes a hearing into his doping case ...

The victory by the 23-year-old Italian makes him the youngest man to win the trophy two years in a row since Jim Courier in ...

Madison Keys was a tennis prodigy, beating Serena Williams when she was just 14 years old, but had not won a grand slam title ...

Madison Keys won her first ever grand slam title on Saturday, stunning two-time defending champion and world No. 1 Aryna ...

MELBOURNE, Australia (AP) — Madison Keys of the United States upset two-time defending champion Aryna Sabalenka of Belarus ...