Kostyuk beats four-time French Open winner Swiatek

Marta Kostyuk, the 15th-seeded Ukrainian, defeated four-time French Open champion Iga Swiatek 7-5 6-1 on Court Philippe Chatrier on May 31, 2026, knocking the Polish third seed out in the fourth round on her 25th birthday. The win extended Kostyuk's winning streak to 15 consecutive matches, continuing her unbeaten run on clay in 2026, which included titles at the Madrid Open and the Rouen Open. Swiatek, a six-time Grand Slam champion and defending Wimbledon title holder, has yet to win a tournament in 2026.