01/By surface
each with its own count, at equal weight
Hard
1-0
A. leads 1-0 in 1 meeting on hard
Clay
0-1
De Zandschulp B. leads 1-0 in 1 meeting 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, A. first |
|---|---|---|---|---|---|---|
| May 6, 2026 | Internazionali BNL d'ItaliaMasters 1000 | clay | 1st round | Van De Zandschulp B. | 7-5, 6-3 | 105 v 54 |
| Feb 22, 2023 | Qatar Exxon Mobil OpenATP250 | hard | 2nd round | Muller A. | 6-2, 6-4 | 170 v 34 |
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 A. and Van De Zandschulp B. each carry the table against every opponent faced.