Polona Hercog defeated Andrea Petkovic 6-4 6-3 in the Toronto qualifying round 2 on hard. Polona Hercog extended the head-to-head to 3–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2018-03-19 | Miami | R128 | hard | Andrea Petkovic | 6-2 6-0 |
| 2011-05-09 | Rome | R32 | clay | Polona Hercog | 6-4 6-3 |
| 2011-02-05 | Fed Cup WG2 R1: SLO vs GER | RR | clay | Andrea Petkovic | 6-1 6-2 |
| 2009-04-13 | Civitavecchia 25K | F | clay | Polona Hercog | 6-2 6-4 |
Averages over each player's completed matches in the selected window (174 vs 123). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
Hercog P.: 10 days rest · 2 matches (14d). Higher means fresher. About
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About