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Sign upMarta Kostyuk vs Iga Swiatek — Round of 16 — French Open. Kostyuk won 7-5, 6-1.
Final·1h 40m
SlamClay·Final·1h 40mSlamClay·Final·1h 40mMarta Kostyuk defeated Iga Swiatek 7-5, 6-1 — French Open 2026 R16.
Marta Kostyuk and Iga Swiatek: Iga Swiatek leads 3–1 across 4 recorded meetings.
Marta Kostyuk, ranked No. 15, took down World No. 3 Iga Swiatek 7-5, 6-1 by converting 6 of 9 break points to Swiatek's 3 of 9 — and saving 6 of 9 against her own serve. The return numbers told the story: Kostyuk won 55% of first-serve return points and held Swiatek to 17 of 38 (45%) behind a first delivery that usually anchors her clay game. Swiatek's 39 unforced errors to Kostyuk's 27 sealed it. It was Kostyuk's first win in four meetings, and her first on Swiatek's best surface.