

Mirra Andreeva defeated Marta Kostyuk 6-1 6-3 in the Roland Garros semi-final on clay. The result followed the form book — Mirra Andreeva came in ranked #6, defending last year's quarter-final. Mirra Andreeva claimed a first win over Marta Kostyuk in four meetings, narrowing the head-to-head to 3–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2026-08-19 | Cincinnati | R16 | hard | Marta Kostyuk | 4-6 6-0 6-2 |
| 2026-04-21 | Madrid | F | clay | Marta Kostyuk | 6-3 7-5 |
| 2026-01-04 | Brisbane | QF | hard | Marta Kostyuk | 7-6 6-3 |
Averages over each player's completed matches in the selected window (31 vs 45). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
Kostyuk M.: 1 day rest · 2 matches, 55 games (7d) · Andreeva M.: 1 day rest · 2 matches, 33 games (7d). Higher means fresher. About
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Per-surface Serve / Return Rating (0–100, percentile within the clay field, opponent-adjusted over 52 weeks). About