Naomi Osaka beat Petra Kvitova to win the Australian Open, becoming Asia's first No. 1 ranked player in tennis.

Four-time major champion Naomi Osaka and World No. 1 Aryna Sabalenka headline the women's competition, while World No. 1 ...

Naomi Osaka is back to practicing after an unfortunate end to her Australian Open run as the four-time Grand Slam champion ...

At her peak, the four-time Grand Slam champion played her best tennis in the toughest moments. In Melbourne, she did it again ...

Two-time Australian Open champion Naomi Osaka has stopped playing because of an injury after dropping the opening set of her ...

Novak Djokovic, Coco Gauff roll to Australian Open's 4th round. Naomi Osaka retires due to injury and Jessica Pegula was ...

Naomi Osaka beat Karolina Muchova 1-6, 6-1, 6-3 at the Australian Open, reaching the third round at a Grand Slam for the ...

Tennis star Naomi Osaka said in a social media post on Monday that she and her rapper boyfriend Cordae "are no longer in a relationship" after nearly six years and one child together. Osaka made ...

A four-time Grand Slam champion, Osaka returned from maternity leave last year and lost in the first or second round of all ...

Naomi Osaka is back in the United States after a dramatic start to the year for one of the biggest stars in tennis. She was courtside in Brooklyn on Wednesday night to see the Nets take on the ...