Kostyuk Stuns Swiatek on Her Birthday at Roland Garros

Marta Kostyuk, the 15th seed from Ukraine, defeated four-time champion Iga Swiatek 7-5, 6-1 in the fourth round of the French Open on June 7, 2026. The match was played on Court Philippe Chatrier on Swiatek's 25th birthday.

Match Context

Swiatek, seeded fourth, had won the Roland Garros title in 2022, 2023, and 2024. She had not won a tournament in 2026 and is scheduled to defend her Wimbledon title later in June.

Kostyuk entered the match undefeated on clay in 2026, having won titles at the Madrid Open (earlier in June) and the Rouen Open (April). This victory extended Kostyuk's clay-court win streak to 16 matches.

Match Report

Swiatek made errors during the match. Swiatek stated that tension had affected her performance. Kostyuk was consistent throughout the match.

Player Statements

Marta Kostyuk: "I'm still in shock to beat such an unbelievable player who won four times here."

She also said: "I feel like I've given myself more space to just create something, to challenge my opponents," and noted she is "much more consistent" than in previous seasons.

Iga Swiatek: "I know that I lost because I was tense, and my body couldn't really do the proper things. But it's not the first time, as well, so I just need to work on it."