Sybille Bammer defeated Serena Williams 7-5 6-4 in the Cincinnati round of 16 on hard. The result followed the form book — Sybille Bammer came in leading the head-to-head 1–0. Sybille Bammer extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2007-01-08 | Hobart | QF | hard | Sybille Bammer | 3-6 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 (81 vs 199). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About