Aleksandra Trifunovic defeated Hulya Esen 3-6 6-4 6-2 in the Belgrade 10K round of 16 on clay. The upset overturned the form book — Hulya Esen came in leading the head-to-head 2–0. Aleksandra Trifunovic claimed a first win over Hulya Esen in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2013-07-01 | Prokuplje 10K | R32 | clay | Hulya Esen | 6-1 6-2 |
| 2013-06-24 | Prokuplje 10K | R16 | clay | Hulya Esen | 6-3 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.