01/By surface
each with its own count, at equal weight
Hard
2-0
U. leads 2-0 in 2 meetings on hard
Clay
Never on clay
no meeting on this surface
Grass
Never on grass
no meeting on this surface
02/Every meeting
2 rows, newest first
| Date | Tournament | Surface | Round | Winner | Score, winner first | Ranks, U. first |
|---|---|---|---|---|---|---|
| Feb 21, 2024 | Qatar Exxon Mobil OpenATP250 | hard | 2nd round | Humbert U. | 6-4, 6-1 | 18 v 64 |
| Oct 14, 2020 | St. Petersburg OpenATP250 | hard | 1st round | Humbert U. | 4-6, 6-2, 6-3 | 38 v 286 |
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. Humbert U. and Kotov P. each carry the table against every opponent faced.