01/By surface
each with its own count, at equal weight
Hard
0-2
J. leads 2-0 in 2 meetings on hard
Clay
Never on clay
no meeting on this surface
Grass
Never on grass
no meeting on this surface
02/Every meeting
2 rows, newest first
| Date | Tournament | Surface | Round | Winner | Score, winner first | Ranks, J.J. first |
|---|---|---|---|---|---|---|
| Feb 11, 2023 | Dallas OpenATP250 | hard | semifinal | Isner J. | 3-6, 7-5, 7-6 | 43 v 39 |
| Jul 27, 2021 | BB&T Atlanta OpenATP250 | hard | 1st round | Isner J. | 6-4, 6-7, 6-4 | 151 v 35 |
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. Wolf J.J. and Isner J. each carry the table against every opponent faced.