Serena Williams defeated Kiki Bertens 7-6 6-3 in the US Open round of 64 on hard. 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 |
|---|---|---|---|---|---|
| 2018-03-05 | Indian Wells | R64 | hard | Serena Williams | 7-6(5) 7-5 |
| 2016-05-23 | Roland Garros | SF | clay | Serena Williams | 7-6(7) 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 198). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About