01/By surface
each with its own count, at equal weight
Hard
1-1
Level 1-1 in 2 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
3 rows, newest first
| Date | Tournament | Surface | Round | Winner | Score, winner first | Ranks, K. first |
|---|---|---|---|---|---|---|
| Aug 22, 2020 | Western & Southern Financial Group MastersMasters 1000 | hard | 1st round | Anderson K. | 7-6, 4-6, 6-3 | 124 v 44 |
| Jan 15, 2018 | Australian OpenGrand Slam, best of 5 | hard | 1st round | Edmund K. | 6-7, 6-3, 3-6, 6-3, 6-4 | 12 v 49 |
| Jun 3, 2017 | French OpenGrand Slam, best of 5 | clay | 3rd round | Anderson K. | 6-7, 7-6, 5-7, 6-1, 6-4 | 56 v 49 |
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. Anderson K. and Edmund K. each carry the table against every opponent faced.