| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2010-05-24 | Roland Garros | R16 | clay | Serena Williams | 6-2 6-2 |
| 2007-05-14 | Rome | R16 | clay | Serena Williams | 6-3 6-3 |
| 2007-01-15 | Australian Open | QF | hard | Serena Williams | 3-6 6-2 8-6 |
| 2005-03-23 | Miami | R32 | hard | Serena Williams | 6-3 6-3 |
Averages from each player's recent completed matches (20 vs 20). ATP, WTA & Challenger.