01/By surface
each with its own count, at equal weight
Hard
0-1
S. leads 1-0 in 1 meeting on hard
Clay
2-1
L. leads 2-1 in 3 meetings on clay
Grass
Never on grass
no meeting on this surface
02/Every meeting
4 rows, newest first
| Date | Tournament | Surface | Round | Winner | Score, winner first | Ranks, L. first |
|---|---|---|---|---|---|---|
| Feb 3, 2021 | Gippsland TrophyWTA500 | hard | 3rd round | Halep S. | 6-2, 6-4 | 51 v 2 |
| May 17, 2017 | Internazionali BNL d'ItaliaPremier | clay | 2nd round | Halep S. | 6-4, 6-4 | 32 v 4 |
| Apr 29, 2017 | Porsche Tennis Grand PrixPremier | clay | semifinal | Siegemund L. | 6-4, 7-5 | 49 v 5 |
| Apr 21, 2016 | Porsche Tennis Grand PrixPremier | clay | 2nd round | Siegemund L. | 6-1, 6-2 | 71 v 6 |
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. Siegemund L. and Halep S. each carry the table against every opponent faced.