No. 5 seed Alexander Zverev drew Kevin Anderson, a former No. 5, in the first round.
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2013 |
Taipei
|
1/8 | Yanina Wickmayer |
3-6
4-6 |
| 2010 |
Rogers Cup presented by National Bank
Canada, Quebec, Montreal |
Championship | Yanina Wickmayer |
6-3
7-6 |
| 2009 |
Estoril Open
Portugal, Estoril |
Championship | Yanina Wickmayer |
6-0
2-6 2-6 |
| 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 |
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2021 |
Australian Open, Qualification WTA
|
1/64 | Aleksandra Krunic |
2-6
6-2 6-2 |
| 2020 |
US Open WTA
|
1/32 | Sloane Stephens |
6-2
6-2 |
| 2020 |
US Open WTA
|
1/64 | Olga Govortsova |
1-6
2-6 |
| 2020 |
Top Seed Open
|
1/8 | Ons Jabeur |
3-6
6-2 6-4 |
| 2020 |
Top Seed Open
|
1/16 | Olga Govortsova |
7-6
6-1 |
