01/By surface
each with its own count, at equal weight
Hard
2-0
G. leads 2-0 in 2 meetings on hard
Clay
1-0
G. leads 1-0 in 1 meeting on clay
Grass
Never on grass
no meeting on this surface
02/Every meeting
3 rows, newest first
| Date | Tournament | Surface | Round | Winner | Score, winner first | Ranks, G. first |
|---|---|---|---|---|---|---|
| Jan 4, 2024 | Brisbane InternationalATP250 | hard | 2nd round | Dimitrov G. | 6-1, 6-2 | 14 v 56 |
| Jun 3, 2023 | French OpenGrand Slam, best of 5 | clay | 3rd round | Dimitrov G. | 6-4, 6-3, 6-1 | 29 v 79 |
| Oct 9, 2021 | BNP Paribas OpenMasters 1000 | hard | 2nd round | Dimitrov G. | 6-4, 6-2 | 28 v 114 |
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. Dimitrov G. and Altmaier D. each carry the table against every opponent faced.