01/By surface
each with its own count, at equal weight
Hard
1-0
Zh. leads 1-0 in 1 meeting on hard
Clay
0-1
C. 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, Zh. first |
|---|---|---|---|---|---|---|
| Aug 30, 2023 | US OpenGrand Slam, best of 5 | hard | 2nd round | Zhang Zh. | 6-4, 5-7, 6-2, 0-6, 6-2 | 67 v 5 |
| Jun 3, 2023 | French OpenGrand Slam, best of 5 | clay | 3rd round | Ruud C. | 4-6, 6-4, 6-1, 6-4 | 71 v 4 |
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. Zhang Zh. and Ruud C. each carry the table against every opponent faced.