Elena Vesnina defeated Anna Chakvetadze 6-1 7-5 in the New Haven quarter-final on hard. The upset overturned the form book — Anna Chakvetadze came in leading the head-to-head 3–0, defending last year's final. Elena Vesnina claimed a first win over Anna Chakvetadze in four meetings, narrowing the head-to-head to 3–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2009-08-10 | Cincinnati | R64 | hard | Anna Chakvetadze | 7-5 6-3 |
| 2007-07-16 | Cincinnati | QF | hard | Anna Chakvetadze | 6-7(3) 6-0 4-1 RET |
| 2006-06-26 | Wimbledon | R64 | grass | Anna Chakvetadze | 6-4 3-6 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 83). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About