01/By surface
each with its own count, at equal weight
Hard
3-0
S. leads 3-0 in 3 meetings on hard
Clay
3-0
S. leads 3-0 in 3 meetings on clay
Grass
Never on grass
no meeting on this surface
02/Every meeting
6 rows, newest first
| Date | Tournament | Surface | Round | Winner | Score, winner first | Ranks, S. first |
|---|---|---|---|---|---|---|
| Jun 2, 2018 | French OpenGrand Slam | clay | 3rd round | Halep S. | 7-5, 6-0 | 1 v 107 |
| Aug 21, 2015 | Western & Southern Financial Group Women's OpenPremier | hard | 3rd round | Halep S. | 4-6, 6-4, 6-2 | 3 v 17 |
| Oct 2, 2014 | China OpenPremier | hard | 3rd round | Halep S. | 7-6, 5-7, 7-6 | 2 v 17 |
| Jun 5, 2014 | French OpenGrand Slam | clay | semifinal | Halep S. | 6-2, 7-6 | 4 v 27 |
| Sep 24, 2013 | Toray Pan Pacific OpenPremier | hard | 2nd round | Halep S. | 7-6, 6-3 | 18 v 50 |
| Jun 15, 2013 | Nürnberger VersicherungscupInternational | clay | final | Halep S. | 6-3, 6-3 | 58 v 103 |
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. Halep S. and Petkovic A. each carry the table against every opponent faced.