The former world No.1 took a medical timeout early in the match but nonetheless advanced.
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2021 |
Rotterdam Open
|
1/16 | David Goffin |
6-4
6-0 |
| 2021 |
Open Sud de France
|
1/16 | Peter Gojowczyk |
6-3
6-4 |
| 2021 |
Australian Open ATP
|
1/64 | Christopher O'connell |
7-6
7-6 6-1 |
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2021 |
Qatar Total Open
|
Quarter Finals | Petra Kvitova |
3-6
6-3 2-6 |
| 2021 |
Qatar Total Open
|
1/8 | Petra Kvitova |
1-6
3-6 |
| 2021 |
Australian Open WTA
|
1/32 | Sorana Cirstea |
6-4
1-6 6-1 |
| 2021 |
Australian Open WTA
|
1/64 | Petra Kvitova |
3-6
4-6 |
| 2021 |
Yarra Valley Classic
|
1/8 | Nadia Podoroska |
5-7
6-1 7-6 |
| 2021 |
Yarra Valley Classic
|
1/16 | Petra Kvitova |
6-7
5-7 |
