01/By surface
each with its own count, at equal weight
Hard
0-3
G. leads 3-0 in 3 meetings on hard
Clay
Never on clay
no meeting on this surface
Grass
Never on grass
no meeting on this surface
02/Every meeting
3 rows, newest first
| Date | Tournament | Surface | Round | Winner | Score, winner first | Ranks, I. first |
|---|---|---|---|---|---|---|
| Jan 23, 2020 | Australian OpenGrand Slam, best of 5 | hard | 2nd round | Monfils G. | 4-6, 7-6, 6-4, 7-5 | 124 v 10 |
| Oct 7, 2016 | Rakuten Japan Open Tennis ChampionshipsATP500 | hard | quarterfinal | Monfils G. | 7-6, 7-6 | 21 v 8 |
| Jul 24, 2016 | Citi OpenATP500 | hard | final | Monfils G. | 5-7, 7-6, 6-4 | 35 v 17 |
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. Karlovic I. and Monfils G. each carry the table against every opponent faced.