Mara Santangelo defeated Nadia Petrova 6-3 6-3 in the Warsaw round of 16 on clay. The upset overturned the form book — Nadia Petrova came in leading the head-to-head 2–0. Mara Santangelo claimed a first win over Nadia Petrova in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2008-06-23 | Wimbledon | R64 | grass | Nadia Petrova | 6-4 7-5 |
| 2005-05-09 | Rome | R32 | clay | Nadia Petrova | 6-3 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 (56 vs 200). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About