Maria Kirilenko defeated Anna Chakvetadze 6-4 5-7 7-6 in the Stanford round of 32 on hard. The upset overturned the form book — Anna Chakvetadze came in defending last year's quarter-final, but Maria Kirilenko had been the form player, winning 3 of their last 6 on hard. Maria Kirilenko extended the head-to-head to 4–3.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2011-03-07 | Indian Wells | R64 | hard | Maria Kirilenko | 6-2 1-3 RET |
| 2008-01-14 | Australian Open | R32 | hard | Maria Kirilenko | 6-7(6) 6-1 6-2 |
| 2007-03-05 | Indian Wells | R32 | hard | Anna Chakvetadze | 6-4 6-1 |
| 2006-03-06 | Indian Wells | R32 | hard | Anna Chakvetadze | 6-2 6-3 |
| 2005-08-22 | New Haven | R16 | hard | Anna Chakvetadze | 6-3 6-3 |
| 2005-03-23 | Miami | R128 | hard | Maria Kirilenko | 7-5 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