01/By surface
each with its own count, at equal weight
Hard
1-2
S. leads 2-1 in 3 meetings on hard
Clay
1-0
S. leads 1-0 in 1 meeting on clay
Grass
0-1
S. leads 1-0 in 1 meeting on grass
02/Every meeting
5 rows, newest first
| Date | Tournament | Surface | Round | Winner | Score, winner first | Ranks, S. first |
|---|---|---|---|---|---|---|
| Jan 20, 2020 | Australian OpenGrand Slam | hard | 1st round | Zhang S. | 2-6, 7-5, 6-2 | 27 v 35 |
| Sep 22, 2019 | Wuhan OpenPremier | hard | 1st round | Stephens S. | 7-5, 6-4 | 15 v 31 |
| Jan 15, 2018 | Australian OpenGrand Slam | hard | 1st round | Zhang S. | 2-6, 7-6, 6-2 | 13 v 34 |
| Jun 13, 2014 | AEGON ClassicInternational | grass | quarterfinal | Zhang S. | 6-3, 6-1 | 19 v 36 |
| May 22, 2013 | Brussels OpenPremier | clay | 2nd round | Stephens S. | 6-4, 6-0 | 17 v 125 |
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. Stephens S. and Zhang S. each carry the table against every opponent faced.