| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2013-03-18 | Miami | R64 | hard | Nadia Petrova | 6-3 6-1 |
| 2012-10-29 | Tournament of Champions | RR | hard | Nadia Petrova | 6-3 6-3 |
| 2012-07-30 | Olympics | R64 | hard | Nadia Petrova | 6-4 7-6(7) |
| 2009-08-31 | US Open | R32 | hard | Nadia Petrova | 6-4 6-1 |
| 2009-04-27 | Stuttgart | R32 | clay | Nadia Petrova | 6-4 5-7 6-4 |
| 2008-03-24 | Miami | R64 | hard | Jie Zheng | 2-1 RET |
| 2007-04-02 | Amelia Island | R16 | clay | Nadia Petrova | 6-2 6-3 |
| 2006-05-08 | Berlin | R16 | grass | Nadia Petrova | 7-6(3) 4-6 6-4 |
| 2004-09-20 | Beijing | R32 | hard | Nadia Petrova | 6-2 6-2 |
| 2004-08-30 | US Open | R128 | hard | Nadia Petrova | 6-0 6-1 |
Averages from each player's recent completed matches (20 vs 20). ATP, WTA & Challenger.