01/By surface
each with its own count, at equal weight
Hard
0-3
Potro J.M. leads 3-0 in 3 meetings on hard
Clay
1-0
K. leads 1-0 in 1 meeting on clay
Grass
Never on grass
no meeting on this surface
02/Every meeting
4 rows, newest first
| Date | Tournament | Surface | Round | Winner | Score, winner first | Ranks, K. first |
|---|---|---|---|---|---|---|
| Jun 3, 2019 | French OpenGrand Slam, best of 5 | clay | 4th round | Khachanov K. | 7-5, 6-3, 3-6, 6-3 | 11 v 9 |
| Oct 3, 2018 | China OpenATP500 | hard | 2nd round | Del Potro J.M. | 6-4, 7-6 | 24 v 4 |
| Jan 18, 2018 | Australian OpenGrand Slam, best of 5 | hard | 2nd round | Del Potro J.M. | 6-4, 7-6, 6-7, 6-4 | 47 v 10 |
| Jan 11, 2018 | ASB ClassicATP250 | hard | quarterfinal | Del Potro J.M. | 7-6, 6-3 | 48 v 12 |
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 Del Potro J.M. each carry the table against every opponent faced.