Serving among the WTA's elite has undergone a sea of change in recent years.
| 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 |
|---|---|---|---|---|
| 2017 |
Stockton
|
Quarter Finals | Michael Mmoh |
3-6
0-0 |
| 2017 |
Stockton
|
1/8 | Dmitry Tursunov |
7-6
6-3 |
| 2017 |
Stockton
|
1/16 | Dmitry Tursunov |
2-6
2-6 |
