No. 5 seed Alexander Zverev drew Kevin Anderson, a former No. 5, in the first round.
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2021 |
Antalya Open
|
1/16 | Emil Ruusuvuori |
6-3
7-6 |
| 2020 |
Astana Open
|
1/8 | Egor Gerasimov |
6-4
3-6 4-6 |
| 2020 |
Astana Open
|
1/16 | Jiri Vesely |
4-6
6-7 |
| 2020 |
Forte Village Sardegna Open
|
Quarter Finals | Laslo Djere |
4-6
4-6 |
| 2020 |
Forte Village Sardegna Open
|
1/8 | Jiri Vesely |
4-6
6-3 1-6 |
| 2020 |
Forte Village Sardegna Open
|
1/16 | Jiri Vesely |
6-1
7-5 |
| 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 |
