01/By surface
each with its own count, at equal weight
Hard
2-1
K. leads 2-1 in 3 meetings on hard
Clay
0-1
J. leads 1-0 in 1 meeting on clay
Grass
1-0
K. leads 1-0 in 1 meeting on grass
02/Every meeting
5 rows, newest first
| Date | Tournament | Surface | Round | Winner | Score, winner first | Ranks, K. first |
|---|---|---|---|---|---|---|
| Jul 15, 2021 | Hall of Fame ChampionshipsATP250 | grass | quarterfinal | Anderson K. | 6-7, 6-2, 6-4 | 113 v 231 |
| Aug 5, 2017 | Citi OpenATP500 | hard | semifinal | Anderson K. | 6-3, 6-4 | 45 v 19 |
| Jan 13, 2016 | ASB ClassicATP250 | hard | quarterfinal | Sock J. | 1-6, 6-4, 6-4 | 12 v 26 |
| Aug 19, 2015 | Western & Southern Financial Group MastersMasters 1000 | hard | 2nd round | Anderson K. | 6-3, 7-6 | 15 v 30 |
| Apr 11, 2015 | U.S. Men's Clay Court ChampionshipsATP250 | clay | semifinal | Sock J. | 7-6, 6-3 | 16 v 46 |
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 Sock J. each carry the table against every opponent faced.