01/By surface
each with its own count, at equal weight
Hard
Never on hard
no meeting on this surface
Clay
3-0
A. leads 3-0 in 3 meetings 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, A. first |
|---|---|---|---|---|---|---|
| Apr 13, 2022 | Monte Carlo MastersMasters 1000 | clay | 2nd round | Zverev A. | 6-1, 7-5 | 3 v 34 |
| Jul 25, 2019 | German Tennis ChampionshipsATP500 | clay | 2nd round | Zverev A. | 6-4, 7-6 | 5 v 67 |
| May 24, 2019 | Geneva OpenATP250 | clay | semifinal | Zverev A. | 7-5, 6-7, 6-3 | 5 v 84 |
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. Zverev A. and Delbonis F. each carry the table against every opponent faced.