01/By surface
each with its own count, at equal weight
Hard
Never on hard
no meeting on this surface
Clay
0-2
C. leads 2-0 in 2 meetings 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, D. first |
|---|---|---|---|---|---|---|
| Apr 16, 2024 | BMW OpenATP250 | clay | 1st round | Garin C. | 7-6, 6-3 | 54 v 106 |
| May 5, 2021 | Mutua Madrid OpenMasters 1000 | clay | 2nd round | Garin C. | 6-3, 6-4 | 53 v 25 |
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. Koepfer D. and Garin C. each carry the table against every opponent faced.