

Coco Gauff defeated Elise Mertens 6-4 6-0 in the Roland Garros round of 16 on clay. The result followed the form book — Coco Gauff came in ranked #4, leading the head-to-head 4–0, defending last year's quarter-final. Coco Gauff extended the head-to-head to 5–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2026-02-15 | Dubai | R16 | hard | Coco Gauff | 2-6 7-6 6-3 |
| 2024-03-06 | Indian Wells | R16 | hard | Coco Gauff | 6-0 6-2 |
| 2023-08-28 | US Open | R32 | hard | Coco Gauff | 3-6 6-3 6-0 |
| 2021-06-21 | Eastbourne | R32 | grass | Coco Gauff | 0-6 7-6 7-5 |
Averages over each player's completed matches in the selected window (200 vs 200). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
Gauff C.: 1 day rest · 4 matches, 90 games (7d) · Mertens E.: 5 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