No. 5 seed Alexander Zverev drew Kevin Anderson, a former No. 5, in the first round.
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2015 |
Nurnberger Versicherungscup
|
1/16 | Evgeniya Rodina |
4-6
6-3 7-5 |
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2019 |
Nature Valley International
|
1/32 | Ons Jabeur |
6-1
6-7 5-7 |
| 2019 |
Nature Valley Classic
|
1/8 | Julia Goerges |
4-6
3-6 |
| 2019 |
Nature Valley Classic
|
1/16 | Evgeniya Rodina |
2-6
6-2 4-6 |
| 2019 |
Nature Valley Open
|
1/16 | Elena-Gabriela Ruse |
6-3
6-3 |
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2020 |
Roland Garros, Qualification WTA
|
1/48 (Special Qual) | Lesley Kerkhove |
4-6
5-7 |
| 2020 |
US Open WTA
|
1/64 | Sofia Kenin |
2-6
2-6 |
