1-0
J. leads 1-0, 1 meeting, 2025 to 2026, 1 walkover not counted
01/By surface
each with its own count, at equal weight
Hard
Never on hard
no meeting on this surface
Clay
1-0
J. leads 1-0 in 1 meeting on clay
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. first |
|---|---|---|---|---|---|---|
| Jun 2, 2026 | French OpenGrand Slam, best of 5 | clay | quarterfinal | Mensik J. | 6-4, 6-3, 7-6 | 27 v 30 |
| Oct 22, 2025 | Swiss IndoorsATP500 | hard | 2nd round | Fonseca J.walkover, not counted | no set played | 19 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. Mensik J. and Fonseca J. each carry the table against every opponent faced.