Marta Kostyuk is in the midst of a dominant run on clay, having won the Open de Rouen and the Madrid Open before making the last four of the French Open for her maiden semifinal appearance at a Grand Slam.

Ukrainian tennis star Marta Kostyuk is thriving on and off the court this season. Kostyuk had an outstanding run at the 2026 French Open, defeating Iga Swiatek, Elina Svitolina and others en route to making the semifinal.

With 34 unforced errors and rare nerves, Marta Kostyuk let a Grand Slam final slip away. Consultant Fabrice Santoro analyzes the mental shift triggered by Sabalenka's quarterfinal exit. The women's final at Roland Garros will feature Mirra Andreeva against Maja Chwalinska.

No. 8 Mirra Andreeva defeated No. 15 Marta Kostyuk 6-1, 6-3, in the semifinals of the 2026 French Open at Stade Roland Garros in Paris on Thursday to advance to her first career Grand Slam singles final.

Teenager Mirra Andreeva has dominated Sorana Cirstea at the French Open 6-0, 6-3 to reach the semifinals for the second time.

Marta Kostyuk and Elina Svitolina's all-Ukrainan quarterfinal was a milestone for the country. Dimitar Dilkoff / AFP via PARIS – With the imposing attack, fine serving and unwavering confidence that has made her one of the best clay-court players of the season,

Kostyuk admits nothing really went her way against Mirra Andreeva in the French Open semifinal as it was just one of those days.