Isabelle Kouzmanov defeated Laura Vasilescu 6-0 6-1 in the W15 Antalya 12 q64 on clay. The upset overturned the form book — Laura Vasilescu came in leading the head-to-head 1–0. Isabelle Kouzmanov claimed a first win over Laura Vasilescu in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2020-12-20 | W15 Antalya 13 | Q32 | clay | Laura Vasilescu | 7-6(1) |