The world No. 1 and three-time Grand Slam champion lags behind her contemporaries in endorsements despite standing atop her ...

American tennis star Madison Keys was dialed in down under at the Australian Open, and for the first time in her career, she returned home with a Grand Slam title and shiny new piece of hardware. "I ...

Madison Keys pulled off a stunning victory, while Jannik Sinner charged to a convincing title defense. Plus, Paula Badosa and ...

Sure did. Keys, born in Illinois and now based in Florida, is the oldest woman to become a first-time Slam champ since Flavia ...

Madison Keys of the United States has upset two-time defending champion Aryna Sabalenka of Belarus 6-3, 2-6, 7-5 in the ...

When Madison Keys stepped into Rod Laver Arena at 7:37 p.m. on Saturday night ahead of the Australian Open final, she strode ...

Keys said she first tried speaking with a sports psychologist when she was around 18 or 19, then tried working with others.

Madison Keys, right, of the U.S. is congratulated by Aryna Sabalenka, left, of Belarus following the women's singles final at ...

Madison Keys -- using a mix of solid serves, power and defense -- upset two-time defending champion and top seed Aryna ...