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
J.L. leads 1-0 in 1 meeting on clay
Grass
0-1
F. leads 1-0 in 1 meeting on grass
02/Every meeting
4 rows, newest first
| Date | Tournament | Surface | Round | Winner | Score, winner first | Ranks, J.L. first |
|---|---|---|---|---|---|---|
| Aug 29, 2025 | US OpenGrand Slam, best of 5 | hard | 3rd round | Struff J.L. | 6-4, 6-3, 7-6 | 144 v 17 |
| Jun 18, 2023 | Stuttgart OpenATP250 | grass | final | Tiafoe F. | 4-6, 7-6, 7-6 | 24 v 12 |
| Sep 28, 2020 | French OpenGrand Slam, best of 5 | clay | 1st round | Struff J.L. | 3-6, 7-6, 6-3, 6-7, 6-3 | 32 v 67 |
| Oct 17, 2019 | European OpenATP250 | hard | 2nd round | Tiafoe F. | 6-3, 6-4 | 41 v 53 |
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 Tiafoe F. each carry the table against every opponent faced.