Lisa Ponomar defeated Nika Radisic 6-2 6-4 in the W25 Trieste q16 on clay. The upset overturned the form book — Nika Radisic came in leading the head-to-head 1–0. Lisa Ponomar claimed a first win over Nika Radisic in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2019-04-06 | W15 Antalya 12 | SF | clay | Nika Radisic | 6-1 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.