01/By surface
each with its own count, at equal weight
Hard
0-1
J. leads 1-0 in 1 meeting on hard
Clay
0-1
J. 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, S. first |
|---|---|---|---|---|---|---|
| Aug 19, 2026 | Western & Southern Financial Group Women's OpenWTA1000 | hard | 4th round | Pegula J. | 6-2, 4-6, 7-5 | 19 v 3 |
| Apr 30, 2021 | Mutua Madrid OpenWTA1000 | clay | 1st round | Pegula J. | 7-6, 6-3 | 58 v 33 |
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. Cirstea S. and Pegula J. each carry the table against every opponent faced.