

Venus Williams defeated Elise Mertens 6-3 6-1 in the Roland Garros round of 32 on clay. Venus Williams extended the head-to-head to 3–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2019-05-13 | Rome | R64 | clay | Venus Williams | 7-5 3-6 7-6 |
| 2017-07-03 | Wimbledon | R128 | grass | Venus Williams | 7-6 6-4 |
Averages over each player's completed matches in the selected window (163 vs 200). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
Williams V.: 5 days rest · 1 match, 16 games (7d) · Mertens E.: 4 days rest · 1 match, 24 games (7d). Higher means fresher. About
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Per-surface Serve / Return Rating (0–100, percentile within the clay field, opponent-adjusted over 52 weeks). About