Mara Guth defeated Karolina Kozakova 5-7 6-4 7-6 in the W15 Trnava 1 round of 32 on hard. Mara Guth extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2026-08-20 | W35 Verbier | R16 | clay | Mara Guth | 2-6 3-6 |
| 2024-02-29 | W15 Monastir 7 | R16 | hard | Karolina Kozakova | 6-2 6-2 |
Averages over each player's completed matches in the selected window (152 vs 25). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About