01/By surface
each with its own count, at equal weight
Hard
0-3
G. leads 3-0 in 3 meetings on hard
Clay
0-1
G. leads 1-0 in 1 meeting on clay
Grass
Never on grass
no meeting on this surface
02/Every meeting
4 rows, newest first
| Date | Tournament | Surface | Round | Winner | Score, winner first | Ranks, J.L. first |
|---|---|---|---|---|---|---|
| Mar 6, 2025 | BNP Paribas OpenMasters 1000 | hard | 1st round | Monfils G. | 6-4, 6-4 | 46 v 42 |
| Jan 8, 2025 | ASB ClassicATP250 | hard | 2nd round | Monfils G. | 6-1, 7-6 | 42 v 52 |
| Jan 3, 2018 | Qatar Exxon Mobil OpenATP250 | hard | 2nd round | Monfils G. | 6-3, 1-6, 6-3 | 53 v 46 |
| May 29, 2014 | French OpenGrand Slam, best of 5 | clay | 2nd round | Monfils G. | 7-6, 6-4, 6-1 | 62 v 28 |
A record, never a share of meetings. Main-draw singles since 2013; a meeting ended by retirement is counted with the sets that were played and marked; a walkover is listed and counted in neither column. Struff J.L. and Monfils G. each carry the table against every opponent faced.