Sara Errani defeated Petra Cetkovska 6-4 7-6 in the Rome round of 16 on clay. The upset overturned the form book — Petra Cetkovska came in leading the head-to-head 2–0. Sara Errani claimed a first win over Petra Cetkovska in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2011-10-03 | Beijing | R64 | hard | Petra Cetkovska | 4-6 7-6(5) 6-4 |
| 2011-07-11 | Palermo | QF | clay | Petra Cetkovska | 5-7 6-3 7-6(4) |
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 37). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About