Marta Kostyuk: Breaking News, Rumors & Highlights

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Marta Kostyuk seems to be enjoying her time away from the WTA Tour. Kostyuk, 23, had a strong second half of the season that included a run to the fourth round of the US Open.

Tennis News / Serve on SI / October 20

Kostyuk Questions Sabalenka and Swiatek's Testosterone Advantage

Earlier this month, WTA World No. 27 Marta Kostyuk lost to Karolina Muchova in the first round of the Wuhan Open. It was her second loss to Muchova in as many months.

Tennis News / FirstSportz / October 20

Marta Kostyuk Explains Why Aryna Sabalenka and Iga Swiatek are ‘Much Stronger’ Than Her

Marta Kostyuk suggested that the biological structure plays a huge role in women’s tennis, while explaining why she has yet to beat Aryna Sabalenka or Iga Swiatek.

Tennis News / TennisUpToDate.com / October 6

'It was not good enough for me': Marta Kostyuk shares her regrets of 2025 season ahead of Wuhan Open

Ukraine’s Marta Kostyuk has opened up about her regrets about the 2025 season. The 23-year-old is set to feature in the Wuhan Open, where she will face Karolina Muchova in the round of 64.

Tennis News / TennisUpToDate.com / October 1

Experience wins again: Jessica Pegula dominates third set to crush Marta Kostyuk hopes

Jessica Pegula secured her place in the quarterfinals of the China Open after overcoming Ukraine's Marta Kostyuk with a score of 6-3, 6-7(4), 6-1. The American reaches 45 wins for the season, equaling the record of her compatriot Coco Gauff—who is also in the quarterfinals—and placing her in the Top 5 for the highest number of wins this season.

Tennis News / Field Level Media / September 1

Naomi Osaka, Iga Swiatek roll into U.S. Open quarterfinals

No. 23 seed Naomi Osaka advanced to a Grand Slam quarterfinal for the first time since 2021 by routing No. 3 Coco Gauff 6-3, 6-2 in the U.S. Open Round of 16 on Monday in New York.

Tennis News / TennisUpToDate.com / September 1

Battle-tested Karolina Muchova powers past Kostyuk's challenge at the US Open

Karolina Muchova booked her place in the US Open quarterfinals after defeating Croatia's Marta Kostyuk 6-3, 6-7(0), 6-3 in a battle of nearly three hours at Flushing Meadows.

Tennis News / TennisUpToDate.com / August 26

'Putting the serve in isn’t enough at this level': Katie Boulter outlines serve fix after Kostyuk loss

Katie Boulter’s campaign at the US Open ended in a straight-sets defeat to Marta Kostyuk, 6-4, 6-4, but the Brit left Flushing Meadows determined to treat the setback as another step forward in her development.

Tennis News / TennisUpToDate.com / August 13

Carlos Alcaraz cruises through to Cincinnati fourth round, Coco Gauff earns walkover win after Marta Kostyuk withdraws

Former World No.1 Carlos Alcaraz spent little time in the heat on Tuesday afternoon at the 2025 Cincinnati Open, defeating Hamad Medjedovic to secure passage to the round of 16.

Tennis News / TennisUpToDate.com / August 10

From emoji queen to love languages: Aryna Sabalenka's emoji faces, Ben Shelton’s circus, and Marta Kostyuk's unfortunate exit

In today’s Daily Dose of Social Media from the Cincinnati Open, Aryna Sabalenka unleashed her full emoji arsenal after a first-round win, Ben Shelton juggled tennis balls like a circus headliner, and ATP & WTA stars revealed their “love languages” with plenty of laughs.

Tennis News / Tennis Infinity / August 10

Iga Swiatek Advances In Cincinnati After Marta Kostyuk Withdraws

Iga Swiatek advanced to the fourth round of the 2025 Cincinnati Open after Marta Kostyuk withdrew from the WTA 1000 tournament. Being among seeded players comes with many benefits, including the ability to reach late stages of tennis tournaments without having to play a lot.

Tennis News / Last Word On Sports / August 10

WTA Cincinnati Day 5 Predictions Including Iga Swiatek vs Marta Kostyuk

Eight more players can punch their ticket in the last 16 at WTA Cincinnati as the star names are taking to the courts in Ohio. As ever, here at LWOT will be offering our predictions for every match on the slate Aryna Sabalenka vs Emma Raducanu.

Tennis News / TennisUpToDate.com / August 6

'I leave Montreal with my head held high': Proud Marta Kostyuk vows to do ‘everything’ to play Cincinnati Open

Ukraine’s Marta Kostyuk has penned an emotional letter for the fans after having a painful exit from the ongoing Cincinnati Open. The 23-year-old was forced to retire from the quarterfinal of the ongoing WTA 1000 event in Montreal after suffering an injury against Kazakhstan’s Elena Rybakina.

Tennis News / TennisUpToDate.com / August 5

Elena Rybakina's path to the Montreal semifinals cleared after Marta Kostyuk retires with injury

Elena Rybakina advanced to the semifinals of the Canadian Open after Marta Kostyuk retired in the second set. The Kazakh player was having a notable performance in Montreal and was ahead 6-1, 2-1 when the Ukrainian player withdrew from the match due to a wrist injury.

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Tennis News / Last Word On Sports / August 3

WTA Montreal Quarterfinal Predictions Including Elena Rybakina vs Marta Kostyuk

The top half of the draw guarantees a new finalist at the 2025 WTA Montreal. Canadian wild card Victoria Mboko is the surprise package of the tournament as she seeks to continue this odds-defying run at her home tournament.

Tennis News / TennisUpToDate.com / August 2

Carlos Alcaraz spotted mentoring the future, Marta Kostyuk brings emotional support dog as Victoria Mboko wrecks Gauff’s week

In a new Daily Dose of Social Media, Carlos Alcaraz was seen in a training session ahead of his return at the Cincinnati Open, where he was joined by young Spanish star Dani Merida.

Tennis News / TennisUpToDate.com / May 25

Roland Garros 2025 first shock: 'Dark horse' Marta Kostyuk falls against Czech underdog Sara Bejlek

Ukrainian star Marta Kostyuk, widely regarded as one of the most in-form players on the WTA Tour this spring, suffered a shocking first-round exit at Roland Garros 2025 at the hands of Czech qualifier Sara Bejlek 3-6, 1-6.

Tennis News / Athlon Sports / May 12

Aryna Sabalenka Stirred Controversy on Purpose, Discloses Marta Kostyuk Before Italian Open Blockbuster

As Marta Kostyuk gears up to face Aryna Sabalenka again, this time at the Italian Open, the Ukrainian touched on the highly controversial moment that marred their last encounter during the Madrid Open.

Tennis News / FirstSportz / May 8

'It’s a Rough Road,' Marta Kostyuk Consoles Alexandra Eala After Beating the 19-Year-Old in Rome’s Opening Match

Alexandra Eala was handed a cold dose of reality at the Italian Open when she was outplayed by Marta Kostyuk in the first round. The Filipino was catapulted to the mountaintop of fame at the Miami Open last month, but is currently struggling in the European clay-court season.

Tennis News / Athlon Sports / April 30

Late Night Drama at Madrid Open as Marta Kostyuk Has Heated Argument in Loss to Aryna Sabalenka

Drama unfolded under the Madrid night sky as rain interrupted a tense battle between Aryna Sabalenka and Marta Kostyuk at the Madrid Open. The match, already charged with intensity, took a controversial turn during a crucial tiebreaker when light drizzle began to fall.

Tennis News / FirstSportz / April 27

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