Serena Williams defeated Eugenie Bouchard 4-6 6-2 6-2 in the Cincinnati round of 32 on hard. The result followed the form book — Serena Williams came in leading the head-to-head 2–0, defending last year's quarter-final. Serena Williams extended the head-to-head to 3–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2019-01-14 | Australian Open | R64 | hard | Serena Williams | 6-2 6-2 |
| 2014-10-20 | WTA Finals | RR | 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 200). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About