Darina Sedenkova defeated Karolina Kosinska 6-3 6-3 in the Torun 25K round of 16 on clay. Darina Sedenkova extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2009-03-09 | Rome-Real 10K | QF | clay | Karolina Kosinska | 3-6 6-0 6-4 |
| 2007-05-07 | Warsaw 25K | R16 | clay | Darina Sedenkova | 6-1 6-1 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.