Barbara Sobaszkiewicz defeated Anna Karolina Schmiedlova 6-3 6-0 in the Doboj 10K round of 32 on clay. The upset overturned the form book — Anna Karolina Schmiedlova came in leading the head-to-head 3–0. Barbara Sobaszkiewicz claimed a first win over Anna Karolina Schmiedlova in four meetings, narrowing the head-to-head to 3–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2013-07-01 | Torun 25K | R16 | clay | Anna Karolina Schmiedlova | 6-7(3) 6-1 6-3 |
| 2012-07-02 | Torun 25K | R32 | clay | Anna Karolina Schmiedlova | 6-3 6-0 |
| 2011-08-01 | Trnava 50K | Q16 | clay | Anna Karolina Schmiedlova | 6-2 6-7(8) 6-1 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.