01/By surface
each with its own count, at equal weight
Hard
1-1
Level 1-1 in 2 meetings on hard
Clay
0-1
K. leads 1-0 in 1 meeting 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, De Zandschulp B. first |
|---|---|---|---|---|---|---|
| May 10, 2026 | Internazionali BNL d'ItaliaMasters 1000 | clay | 3rd round | Khachanov K. | 5-7, 6-4, 6-4 | 54 v 15 |
| Feb 28, 2023 | Dubai Tennis ChampionshipsATP500 | hard | 1st round | Van De Zandschulp B. | 7-5, 6-2 | 33 v 14 |
| Feb 5, 2021 | Great Ocean Road OpenATP250 | hard | quarterfinal | Khachanov K. | 6-7, 7-5, 6-3 | 159 v 20 |
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. Van De Zandschulp B. and Khachanov K. each carry the table against every opponent faced.