Maria Sharapova spoke with PEOPLE exclusively about how longtime rival-turned-sister Serena Williams "showed up big time" for ...

Following Venus Williams' three-set loss in the first round of the U.S. Open on Monday, her younger sister Serena Williams ...

Serena Williams and Maria Sharapova surprised tennis fans on Saturday when Williams walked out to introduce Sharapova into ...

But the weekend stars shined a little brighter than expected when Serena Williams made a surprise appearance at the historic ...

Venus's sister, 23-time major champion Serena Williams, posted a very sweet message to her on Instagram Tuesday. The younger ...

Maria Sharapova was inducted into the International Tennis Hall of Fame on Saturday evening, and Serena Williams made a ...

When Sharapova was inducted into the Tennis Hall of Fame on Saturday night, her former on-court antagonist provided the ...

Novak Djokovic thinks he came up with a way to get Serena Williams back on the tennis tour: Dare her to do it.

On Aug. 25, Venus will play in the U.S. Open, marking her first appearance in a Grand Slam tournament in two years. Her ...

Tennis icon Serena Williams is facing backlash for endorsing GLP-1 weight loss medications through a partnership with Ro, a healthcare company. Despit ...

Williams' surprise appearance to induct Sharapova was "months in the making" and required the code name of another female ...

Serena Williams gave an update on sister Venus Williams' wedding during an appearance on the 'Today' show on Aug. 21. She ...