01/By surface
each with its own count, at equal weight
Hard
0-2
T. 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, K. first |
|---|---|---|---|---|---|---|
| Oct 20, 2025 | Vienna OpenATP500 | hard | 1st round | Griekspoor T. | 6-3, 5-7, 6-4 | 13 v 28 |
| Feb 12, 2019 | ABN AMRO World Tennis TournamentATP500 | hard | 1st round | Griekspoor T. | 3-6, 6-3, 6-2 | 11 v 211 |
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. Khachanov K. and Griekspoor T. each carry the table against every opponent faced.