Katarina Studenikova defeated Joannette Kruger 6-1 6-4 in the Berlin round of 64 on grass. The result followed the form book — Katarina Studenikova came in leading the head-to-head 2–0. Katarina Studenikova extended the head-to-head to 3–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1998-10-20 | Kremlin Cup | R32 | carpet | Katarina Studenikova | 6-4 3-6 6-4 |
| 1997-10-20 | Luxembourg | QF | hard | Katarina Studenikova | 6-3 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.