01/By surface
each with its own count, at equal weight
Hard
0-1
Zh. leads 1-0 in 1 meeting on hard
Clay
Never on clay
no meeting on this surface
Grass
1-0
D. leads 1-0 in 1 meeting on grass
02/Every meeting
2 rows, newest first
| Date | Tournament | Surface | Round | Winner | Score, winner first | Ranks, D. first |
|---|---|---|---|---|---|---|
| Jun 10, 2024 | Stuttgart OpenATP250 | grass | 1st round | Koepfer D. | 4-6, 7-6, 7-6 | 65 v 44 |
| Sep 24, 2019 | Zhuhai OpenATP250 | hard | 1st round | Zhang Zh. | 7-5, 6-2 | 85 v 224 |
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 Zhang Zh. each carry the table against every opponent faced.