01/By surface
each with its own count, at equal weight
Hard
2-1
E. leads 2-1 in 3 meetings on hard
Clay
Never on clay
no meeting on this surface
Grass
1-0
E. leads 1-0 in 1 meeting on grass
02/Every meeting
4 rows, newest first
| Date | Tournament | Surface | Round | Winner | Score, winner first | Ranks, E. first |
|---|---|---|---|---|---|---|
| Jun 30, 2021 | WimbledonGrand Slam | grass | 2nd round | Mertens E. | 6-2, 6-0 | 16 v 99 |
| Feb 11, 2021 | Australian OpenGrand Slam | hard | 2nd round | Mertens E. | 7-6, 6-1 | 16 v 94 |
| Feb 18, 2019 | Dubai Duty Free Tennis ChampionshipsPremier | hard | 1st round | Zhu L. | 5-7, 6-4, 7-5 | 16 v 107 |
| Oct 9, 2018 | Tianjin OpenInternational | hard | 1st round | Mertens E. | 7-5, 6-1 | 15 v 106 |
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. Mertens E. and Zhu L. each carry the table against every opponent faced.