The Bryan brothers, Sharapova, and Wozniacki hung up their racquets in 2020.
| year | Event | RND | Winner | Results |
|---|
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2021 |
Monte Carlo Masters, Qualification
|
1/14 (Special Qual) | Yannick Hanfmann |
5-7
3-6 |
| 2021 |
Sardegna Open
|
1/16 | Andrej Martin |
6-4
2-6 6-1 |
| 2021 |
Miami Open
|
1/64 | Laslo Djere |
3-6
7-5 1-6 |
