| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2019 |
US Open ATP
|
1/16 | Alex de Minaur |
6-2
6-4 2-6 6-3 |
| 2019 |
US Open ATP
|
1/32 | Kei Nishikori |
2-6
6-4 3-6 5-7 |
| 2019 |
US Open ATP
|
1/64 | Kei Nishikori |
1-6
1-4 |
| 2019 |
Western & Southern Open
|
1/16 | Yoshihito Nishioka |
6-7
4-6 |
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2020 |
Mexican Open, Qualification
|
1/6 (Special Qual) | Sara Errani |
6-3
6-0 |
| 2020 |
Newport Beach
|
1/8 | CoCo Vandeweghe |
5-7
4-6 |
| 2020 |
Australian Open, Qualification WTA
|
1/32 | Harriet Dart |
2-6
3-6 |
