Gisela Dulko defeated Nadia Petrova 6-4 4-6 6-3 in the s Hertogenbosch quarter-final on grass. The upset overturned the form book — Nadia Petrova came in leading the head-to-head 3–1, defending last year's round of 16. Gisela Dulko narrowed the head-to-head to 3–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2009-06-22 | Wimbledon | R32 | grass | Nadia Petrova | 3-6 6-3 6-4 |
| 2007-03-05 | Indian Wells | R64 | hard | Nadia Petrova | 6-3 6-4 |
| 2007-01-15 | Australian Open | R64 | hard | Nadia Petrova | 6-1 6-2 |
| 2004-03-10 | Indian Wells | R32 | hard | Gisela Dulko | 6-3 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.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About