Serving among the WTA's elite has undergone a sea of change in recent years.
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2014 |
US Open WTA
|
1/32 | Maria Sharapova |
4-6
6-3 6-2 |
| 2013 |
Mutua Madrid Open
Spain, Madrid |
1/32 | Maria Sharapova |
5-7
2-6 |
| 2011 |
Sony Ericsson Open
United States, Florida, Miami |
Championship | Maria Sharapova |
3-6
7-6 7-6 |
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2020 |
Australian Open WTA
|
1/64 | Donna Vekic |
6-3
6-4 |
| 2020 |
Brisbane International
|
1/16 | Jennifer Brady |
6-3
1-6 6-7 |
| 2019 |
US Open WTA
|
1/64 | Serena Williams |
6-1
6-1 |
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2019 |
TEB BNP Paribas Istanbul Cup, Qualification
|
1/6 (Special Qual) | Kateryna Kozlova |
6-2
6-4 |
| 2019 |
TEB BNP Paribas Istanbul Cup, Qualification
|
1/12 (Special Qual) | Alexandra Dulgheru |
6-3
2-6 3-6 |
| 2019 |
Dubai Duty Free Tennis Championships, Qualification
|
1/16 | Jennifer Brady |
2-6
5-7 |
| 2019 |
Qatar Total Open, Qualification
|
1/16 | Lin Zhu |
6-4
1-6 4-6 |
