Jessica Pegula def. Marta Kostyuk 6-2, 6-3 — Miami Open 2025 R16

Jessica Pegula defeated Marta Kostyuk 6-2, 6-3 in the R16 of the Miami Open 2025.

Head-to-head

Marta Kostyuk and Jessica Pegula have met 6 times, with Jessica Pegula leading the head-to-head 4–2.

• Madrid Open 2026 R32 — Marta Kostyuk won 6-1, 6-4
• Brisbane International (WTA) 2026 Semifinal — Marta Kostyuk won 6-0, 6-3
• China Open 2025 R16 — Jessica Pegula won 6-3, 6(4)-7(7), 6-1
• Miami 2025 R16 — Jessica Pegula won 6-2, 6-3
• Australian Open 2023 R32 — Jessica Pegula won 6-0, 6-2