
Polona Hercog defeated Petra Martic 6-2 4-6 6-1 in the Bol round of 32 on clay. The upset overturned the form book — Petra Martic came in leading the head-to-head 1–0, but Polona Hercog had been the form player, winning 2 of their last 4 on clay. Polona Hercog claimed a first win over Petra Martic in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2011-02-14 | Bogota | R16 | clay | Petra Martic | 6-2 6-3 |
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 (200 vs 200). ATP, WTA & Challenger.