Marta Kostyuk has achieved several notable victories, including defeating Mirra Andreeva to win a title and beating Jasmine Paolini to reach a semifinal at Wimbledon. She has also seen success at other tournaments, such as Roland Garros, where she defeated Swiatek, and Madrid, where she won a WTA 1000 title. However, the outcome of her match against Mirra Andreeva at Roland Garros is unclear, with conflicting reports of her winning or losing.