Head to head
1
Hard
0
2
Clay
1
1
Grass
0
Gael Monfils's wins on the left · Leonardo Mayer's on the right · bar lengths share one scale
All meetings (5)
| 2019 | Indian Wells Masters | Hard | R64 | Gael Monfils | 6-4 3-6 6-3 |
| 2018 | Hamburg | Clay | R16 | Leonardo Mayer | 6-1 7-5 |
| 2018 | Buenos Aires | Clay | QF | Gael Monfils | 6-4 3-6 6-3 |
| 2010 | Wimbledon | Grass | R128 | Gael Monfils | 6-1 7-6(9) 6-2 |
| 2009 | Acapulco | Clay | QF | Gael Monfils | 6-3 6-7(4) 4-1 RET |
Methodology
Head-to-head totals and surface splits exclude walkovers (no match was played), which follows ATP convention — walkover meetings still appear in the match list. The momentum chart plots the running lead across all counted meetings, oldest to newest.