In the 6-4, 7-5, 3-6, 6-3 upset, the 23-year-old hit just one underhand serve.
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2020 |
Erste Bank Open
|
1/16 | Pablo Carreno Busta |
1-6
0-2 |
| 2020 |
Roland Garros ATP
|
1/64 | Alexander Bublik |
4-6
5-7 6-3 3-6 |
| 2020 |
Hamburg European Open
|
1/16 | Yannick Hanfmann |
6-4
6-3 |
| 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 |
