01/By surface
each with its own count, at equal weight
Hard
1-2
K. leads 2-1 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, A. first |
|---|---|---|---|---|---|---|
| Jan 20, 2026 | Australian OpenGrand Slam, best of 5 | hard | 1st round | Khachanov K. | 4-6, 6-4, 6-3, 5-7, 6-3 | 38 v 18 |
| Aug 5, 2025 | Canadian OpenMasters 1000 | hard | quarterfinal | Khachanov K. | 6-4, 7-6 | 34 v 16 |
| Jan 18, 2025 | Australian OpenGrand Slam, best of 5 | hard | 3rd round | Michelsen A. | 6-3, 7-6, 6-2 | 42 v 19 |
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. Michelsen A. and Khachanov K. each carry the table against every opponent faced.