01/By surface
each with its own count, at equal weight
Hard
2-0
J. leads 2-0 in 2 meetings on hard
Clay
Never on clay
no meeting on this surface
Grass
2-0
J. leads 2-0 in 2 meetings on grass
02/Every meeting
4 rows, newest first
| Date | Tournament | Surface | Round | Winner | Score, winner first | Ranks, J. first |
|---|---|---|---|---|---|---|
| Jun 29, 2026 | WimbledonGrand Slam, best of 5 | grass | 1st round | Sinner J. | 4-6, 6-3, 6-7, 6-2, 6-3 | 1 v 50 |
| Jul 5, 2024 | WimbledonGrand Slam, best of 5 | grass | 3rd round | Sinner J. | 6-1, 6-4, 6-2 | 1 v 52 |
| Aug 17, 2022 | Western & Southern Financial Group MastersMasters 1000 | hard | 2nd round | Sinner J.ret. | 7-5, 3-1 | 12 v 36 |
| Feb 5, 2021 | Great Ocean Road OpenATP250 | hard | quarterfinal | Sinner J. | 7-6, 6-4 | 36 v 42 |
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. Sinner J. and Kecmanovic M. each carry the table against every opponent faced.