Serena Williams defeated Irina Camelia Begu 6-4 6-1 in the Rome semi-final on clay. The result followed the form book — Serena Williams came in leading the head-to-head 1–0, defending last year's round of 16. Serena Williams extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2021-05-31 | Roland Garros | R128 | clay | Serena Williams | 7-6(6) 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 (153 vs 200). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About