01/By surface
each with its own count, at equal weight
Hard
1-3
U. leads 3-1 in 4 meetings on hard
Clay
Never on clay
no meeting on this surface
Grass
Never on grass
no meeting on this surface
02/Every meeting
4 rows, newest first
| Date | Tournament | Surface | Round | Winner | Score, winner first | Ranks, S. first |
|---|---|---|---|---|---|---|
| Feb 24, 2026 | Dubai Tennis ChampionshipsATP500 | hard | 1st round | Humbert U. | 6-4, 7-5 | 30 v 37 |
| Oct 9, 2023 | Shanghai MastersMasters 1000 | hard | 3rd round | Humbert U. | 6-4, 3-6, 7-5 | 6 v 34 |
| Aug 11, 2021 | Canadian OpenMasters 1000 | hard | 2nd round | Tsitsipas S. | 6-3, 6-7, 6-1 | 3 v 26 |
| Nov 3, 2020 | BNP Paribas MastersMasters 1000 | hard | 2nd round | Humbert U. | 7-6, 6-7, 7-6 | 6 v 34 |
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. Tsitsipas S. and Humbert U. each carry the table against every opponent faced.