
Leonardo Mayer defeated Gael Monfils 6-1 7-5 in the Hamburg round of 16 on clay. The upset overturned the form book — Gael Monfils came in leading the head-to-head 4–0. Leonardo Mayer claimed a first win over Gael Monfils in five meetings, narrowing the head-to-head to 4–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2019-03-04 | Indian Wells Masters | R64 | hard | Gael Monfils | 6-4 3-6 6-3 |
| 2018-02-12 | Buenos Aires | QF | clay | Gael Monfils | 6-4 3-6 6-3 |
| 2010-06-21 | Wimbledon | R128 | grass | Gael Monfils | 6-1 7-6(9) 6-2 |
| 2009-02-23 | Acapulco | QF | hard | Gael Monfils | 6-3 6-7(4) 4-1 RET |
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 (128 vs 199). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About