Serena Williams defeated Melinda Czink 6-3 7-6 in the Stanford round of 16 on hard. The result followed the form book — Serena Williams came in leading the head-to-head 2–0, defending last year's semi-final. Serena Williams extended the head-to-head to 3–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2012-06-25 | Wimbledon | R64 | grass | Serena Williams | 6-1 6-4 |
| 2009-08-31 | US Open | R64 | hard | Serena Williams | 6-1 6-1 |
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 117). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About