Petra Kvitova defeated Polona Hercog 6-1 6-2 in the US Open round of 128 on hard. The result followed the form book — Petra Kvitova came in leading the head-to-head 2–0, defending last year's round of 16. Petra Kvitova extended the head-to-head to 3–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2019-09-23 | Wuhan | R32 | hard | Petra Kvitova | 7-6(6) 6-3 |
| 2012-08-27 | US Open | R128 | hard | Petra Kvitova | 7-6(6) 6-1 |
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Averages over each player's completed matches in the selected window (138 vs 105). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About