| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2010-05-03 | Rome | R32 | clay | Nadia Petrova | 6-4 6-4 |
| 2009-08-31 | US Open | R128 | hard | Nadia Petrova | 6-3 6-3 |
| 2008-10-20 | Linz | R16 | hard | Nadia Petrova | 6-4 7-6(7) |
| 2008-05-05 | Berlin | R64 | grass | Nadia Petrova | 7-6(5) 3-6 7-6(2) |
| 2007-08-06 | Los Angeles | R16 | hard | Nadia Petrova | 6-1 6-2 |
| 2007-07-30 | San Diego | R16 | hard | Nadia Petrova | 6-3 7-6(10) |
| 2003-09-22 | Leipzig | R32 | carpet | Nadia Petrova | 6-2 6-4 |
Averages from each player's recent completed matches (20 vs 20). ATP, WTA & Challenger.