01/By surface
each with its own count, at equal weight
Hard
1-1
Level 1-1 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 |
|---|---|---|---|---|---|---|
| Aug 15, 2026 | Western & Southern Financial Group MastersMasters 1000 | hard | 1st round | Kovacevic A. | 5-7, 6-3, 7-6 | 39 v 96 |
| Jan 17, 2024 | Australian OpenGrand Slam, best of 5 | hard | 2nd round | Khachanov K. | 6-4, 6-3, 4-6, 6-3 | 15 v 101 |
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 Kovacevic A. each carry the table against every opponent faced.