Venus Williams defeated Anna Lena Groenefeld 6-2 6-0 in the Miami round of 64 on hard. The result followed the form book — Venus Williams came in leading the head-to-head 2–0, defending last year's quarter-final. Venus Williams extended the head-to-head to 3–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2009-03-23 | Miami | R32 | hard | Venus Williams | 7-5 6-3 |
| 2008-09-29 | Stuttgart | R32 | clay | Venus Williams | 6-1 6-2 |
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 137). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About