01/By surface
each with its own count, at equal weight
Hard
1-2
J. leads 2-1 in 3 meetings on hard
Clay
0-1
J. 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 |
|---|---|---|---|---|---|---|
| Jan 16, 2020 | Adelaide InternationalATP250 | hard | quarterfinal | Isner J. | 7-6, 7-6 | 69 v 20 |
| Mar 26, 2019 | Sony Ericsson OpenMasters 1000 | hard | 4th round | Isner J. | 7-6, 7-6 | 22 v 9 |
| Sep 2, 2016 | US OpenGrand Slam, best of 5 | hard | 3rd round | Edmund K. | 6-4, 3-6, 6-2, 7-6 | 84 v 21 |
| May 25, 2016 | French OpenGrand Slam, best of 5 | clay | 2nd round | Isner J. | 6-4, 6-4, 6-4 | 82 v 17 |
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. Edmund K. and Isner J. each carry the table against every opponent faced.