Radka Zelnickova defeated Stella Kovacicova 3-6 6-3 7-5 in the W15 Heraklion 1 round of 16 on clay. The result followed the form book — Radka Zelnickova came in leading the head-to-head 1–0. Radka Zelnickova extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2021-11-25 | W15 Heraklion 8 | R16 | clay | Radka Zelnickova | 7-5 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.