Serena Williams defeated Shuai Peng 6-2 6-3 in the Madrid round of 32 on clay. The result followed the form book — Serena Williams came in leading the head-to-head 2–0, defending the title. Serena Williams extended the head-to-head to 3–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2009-03-23 | Miami | R32 | hard | Serena Williams | 7-5 6-2 |
| 2009-01-19 | Australian Open | R32 | hard | Serena Williams | 6-1 6-4 |
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 (199 vs 193). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About