Marina Yudanov defeated Annick Melgers 6-4 6-2 in the W15 Knokke 1 round of 16 on clay. The upset overturned the form book — Annick Melgers came in leading the head-to-head 1–0, but Marina Yudanov had been the form player, winning 2 of their last 6 on clay. Marina Yudanov claimed a first win over Annick Melgers in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2019-05-10 | W15 Gothenburg 1 | QF | clay | Annick Melgers | 7-6(1) 6-4 |