Madison Keys Siblings: Meet the Sydney, Montana and Hunter

Madison Keys, born on February 17, 1995, is a highly accomplished American professional tennis player.

Turning pro at just 14, she quickly rose through the ranks, achieving a career-high ranking of world No. 6.

To date, Keys has secured nine WTA Tour-level singles titles, showcasing her consistent performance and competitive edge.

Known for her aggressive baseline style, powerful serve, and formidable forehand, Keys was inspired to pursue tennis after watching Venus Williams at Wimbledon.

Siblings

Madison has three sisters, an older sister named Sydney, and two younger sisters, Montana and Hunter.

While they are a close-knit family, none of Madison’s sisters play tennis.

Career

Keys’ tennis career is marked by a combination of early promise, significant milestones, and consistent performance at the highest levels of the sport.

Turning professional at just 14 years old in 2009, Keys quickly gained attention for her powerful game and aggressive playing style.

It wasn’t long before she started making waves on the WTA tour.

A significant moment in her early career was winning the 2014 Aegon International in Eastbourne, where she defeated Angelique Kerber, a top player, showcasing her potential to compete with the best.

Keys’ consistent performances at Grand Slam tournaments have been a defining feature of her career.

Reaching the semifinals and finals of major tournaments demonstrated her ability to perform under pressure.

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Her most notable Grand Slam achievement was reaching the final of the 2017 US Open.

In addition to the US Open, she reached the semifinals at the Australian Open in 2015 and the French Open in 2018.

In 2016, she entered the top 10 of the WTA rankings, a significant milestone that hadn’t been achieved by an American woman since Serena Williams in 1999.

Most recently, Keys won the 2025 Australian Open, defeating Aryna Sabalenka.

Additionally, she has continued to be a consistent presence in the top rankings and a threat in major tournaments, solidifying her position as a leading player in American tennis.

Keys’ success can be attributed to her aggressive baseline game, characterized by a fast serve and a powerful forehand.

Her ability to dictate play and hit winners from all areas of the court makes her a formidable opponent. Her powerful serve is a major weapon, allowing her to win easy points and put pressure on her opponents’ service games.

Furthermore, her forehand is one of the most potent in women’s tennis, enabling her to hit with pace and create opportunities to attack.

Keys has established herself as one of the premier players in American tennis.

Accolades

Keys has won ten WTA singles titles, including the 2025 Australian Open. She has also won one WTA 1000 title and seven WTA 500 titles.

She reached the final of the 2017 US Open, showcasing her ability to compete at the highest levels.

Additionally, Keys won the 2019 Cincinnati Open, a Premier 5 title, further solidifying her reputation as a top player.

Keys debuted in the top 10 of the WTA rankings in 2016, becoming the first American woman to reach this milestone since Serena Williams.

She also won the 2010 USTA Girls’ 18s National Championships during her junior career.

In January 2025, she won the Adelaide International title. Keys reached the semifinals of the 2016 Rio Olympics.