01/By surface
each with its own count, at equal weight
Hard
Never on hard
no meeting on this surface
Clay
0-1
A. leads 1-0 in 1 meeting on clay
Grass
1-0
G. leads 1-0 in 1 meeting on grass
02/Every meeting
2 rows, newest first
| Date | Tournament | Surface | Round | Winner | Score, winner first | Ranks, G. first |
|---|---|---|---|---|---|---|
| Apr 17, 2018 | Monte Carlo MastersMasters 1000 | clay | 2nd round | Zverev A. | 4-6, 6-3, 6-2 | 28 v 4 |
| Jun 17, 2017 | Ricoh OpenATP250 | grass | semifinal | Muller G. | 7-6, 6-2 | 28 v 10 |
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. Muller G. and Zverev A. each carry the table against every opponent faced.