Serena Williams defeated Rebecca Peterson 6-3 1-6 6-1 in the Miami round of 64 on hard. The result followed the form book — Serena Williams came in leading the head-to-head 1–0, defending last year's round of 128. Serena Williams extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2019-05-13 | Rome | R64 | clay | Serena Williams | 6-4 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 (76 vs 193). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About