Polona Hercog defeated Rebecca Peterson 6-3 6-3 in the Australian Open round of 128 on hard. The upset overturned the form book — Rebecca Peterson came in leading the head-to-head 1–0, defending last year's round of 64. Polona Hercog claimed a first win over Rebecca Peterson in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2019-04-29 | Rabat | R16 | clay | Rebecca Peterson | 7-5 3-6 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 (122 vs 134). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About