| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2017 |
US Open WTA
|
1/16 | CoCo Vandeweghe |
5-7
6-4 4-6 |
| 2017 |
Rogers Cup
|
1/32 | Agnieszka Radwanska |
6-3
6-2 |
| 2016 |
AEGON Classic
|
1/16 | CoCo Vandeweghe |
5-7
6-4 3-6 |
| 2015 |
China Open
|
1/32 | Agnieszka Radwanska |
6-3
|
| 2015 |
Toray Pan Pacific Open
|
1/16 | Agnieszka Radwanska |
6-3
6-3 |
| 2015 |
New Haven Open at Yale
|
1/16 | Agnieszka Radwanska |
6-0
6-2 |
| 2014 |
China Open
|
1/32 | Agnieszka Radwanska |
4-6
3-6 |
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2020 |
Mexican Open
|
1/16 | Heather Watson |
4-6
6-4 6-4 |
| 2020 |
Newport Beach
|
Quarter Finals | Taylor Townsend |
6-1
1-6 1-6 |
| 2020 |
Newport Beach
|
1/8 | CoCo Vandeweghe |
5-7
4-6 |
| 2020 |
Newport Beach
|
1/16 | CoCo Vandeweghe |
6-2
6-1 |
| 2020 |
Australian Open WTA
|
1/64 | Laura Siegemund |
6-1
6-4 |
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2018 |
Korea Open Tennis
|
1/8 | Irina-Camelia Begu |
6-4
6-3 |
| 2018 |
Korea Open Tennis
|
1/16 | Agnieszka Radwanska |
4-6
5-7 |
| 2018 |
US Open WTA
|
1/64 | Tatjana Maria |
3-6
3-6 |
| 2018 |
Connecticut Open
|
1/16 | Petra Kvitova |
1-6
6-7 |
