01/By surface
each with its own count, at equal weight
Hard
0-1
A. leads 1-0 in 1 meeting on hard
Clay
1-0
J.L. 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.L. first |
|---|---|---|---|---|---|---|
| Apr 22, 2026 | Mutua Madrid OpenMasters 1000 | clay | 1st round | Struff J.L. | 7-6, 6-0 | 81 v 95 |
| Nov 3, 2025 | Hellenic ChampionshipATP250 | hard | 1st round | Muller A. | 6-3, 2-6, 7-6 | 101 v 43 |
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. Struff J.L. and Muller A. each carry the table against every opponent faced.