Marta Kostyuk def. Kimberly Birrell 7-5, 4-6, 6-3 — Miami Open 2025 R64

Marta Kostyuk defeated Kimberly Birrell 7-5, 4-6, 6-3 in the R64 of the Miami Open 2025.

Head-to-head

Kimberly Birrell and Marta Kostyuk have met 2 times, with Marta Kostyuk leading the head-to-head 2–0.

• Miami 2025 R64 — Marta Kostyuk won 7-5, 4-6, 6-3