Karolina Kosinska defeated Anna Korzeniak 5-7 6-2 7-5 in the Rome-Real 10K round of 16 on clay. Karolina Kosinska extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2009-11-16 | Opole 25K | R32 | carpet | Anna Korzeniak | 6-1 4-2 |
| 2007-08-06 | Gdynia 25K | R32 | clay | Karolina Kosinska | 6-2 3-6 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.