

Gael Monfils defeated David Goffin 7-6 2-6 6-4 in the Canada Masters round of 16 on hard. The upset overturned the form book — David Goffin came in ranked #251, leading the head-to-head 3–1, defending last year's round of 16. Gael Monfils narrowed the head-to-head to 3–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2019-02-11 | Rotterdam | R32 | hard | Gael Monfils | 7-6(5) 7-5 |
| 2018-05-28 | Roland Garros | R32 | clay | David Goffin | 6-7(6) 6-3 4-6 7-5 6-3 |
| 2017-08-28 | US Open | R32 | hard | David Goffin | 7-5 5-1 RET |
| 2016-10-10 | Shanghai Masters | R16 | hard | David Goffin | 4-6 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
Per-surface Serve / Return Rating (0–100, percentile within the hard field, opponent-adjusted over 52 weeks). 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