Petrova, 34, reached No. 3 in the world in 2006.
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2018 |
Taiwan Open
|
1/8 | Yulia Putintseva |
6-3
7-6 |
| 2018 |
Taiwan Open
|
1/16 | Kai-Chen Chang |
5-7
2-6 |
| 2017 |
Prudential Hong Kong Tennis Open
|
1/16 | Wang Qiang |
3-6
0-6 |
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2016 |
Indian Wells Masters, Qualification
|
1/24 (Special Qual) | Andrey Rublev |
6-3
2-6 5-7 |
| 2016 |
Abierto Mexicano Telcel, Qualification
|
1/8 | adrian menendez-maceiras |
1-6
5-7 |
| 2016 |
Delray Beach International Tennis Championships, Qualification
|
1/8 | Alejandro Falla |
5-7
6-2 6-1 |
