Nadia Petrova defeated Daniela Hantuchova 6-1 6-3 in the San Diego round of 16 on hard. The upset overturned the form book — Daniela Hantuchova came in defending last year's round of 32. Nadia Petrova extended the head-to-head to 4–3.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2011-05-16 | Strasbourg | QF | clay | Daniela Hantuchova | 6-4 6-2 |
| 2010-03-22 | Miami | R32 | hard | Daniela Hantuchova | 6-2 6-4 |
| 2009-10-05 | Beijing | R32 | hard | Nadia Petrova | 6-1 2-6 7-5 |
| 2006-10-02 | Stuttgart | QF | clay | Nadia Petrova | 6-2 6-4 |
| 2005-01-10 | Sydney | R16 | hard | Nadia Petrova | 6-0 6-2 |
| 2000-05-22 | Strasbourg | R16 | clay | Daniela Hantuchova | 7-6(4) 6-2 |
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.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About