Aleksandrina Naydenova defeated Jovana Jovic 4-6 6-3 6-4 in the W25 Naiman quarter-final on hard. The upset overturned the form book — Jovana Jovic came in leading the head-to-head 1–0, but Aleksandrina Naydenova had been the form player, winning 2 of their last 6 on hard. Aleksandrina Naydenova claimed a first win over Jovana Jovic in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2019-07-06 | W25 Tianjin | SF | hard | Jovana Jovic | 6-1 7-5 |