Katarzyna Piter defeated Sarah Gronert 7-6 3-6 6-1 in the Brussels 10K round of 32 on clay. The result followed the form book — Katarzyna Piter came in leading the head-to-head 2–0. Katarzyna Piter extended the head-to-head to 3–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2011-09-05 | Alphen A D Rijn 25K | R32 | clay | Katarzyna Piter | 6-3 6-2 |
| 2009-10-19 | Glasgow 25K | R32 | hard | Katarzyna Piter | 6-1 3-6 6-4 |
Averages over each player's completed matches in the selected window (158 vs 4). 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