The Swiss was playing his first tournament on clay since Roland Garros in 2019.
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2021 |
Geneva Open
|
1/8 | Pablo Andujar |
4-6
6-4 4-6 |
| 2021 |
Geneva Open
|
1/16 | Pablo Andujar |
0-6
4-6 |
| 2021 |
Madrid Open
|
1/32 | Marcos Giron |
7-6
6-7 5-7 |
| 2021 |
Madrid Open, Qualification
|
1/7 (Special Qual) | Pablo Andujar |
7-6
5-7 3-6 |
| 2021 |
Madrid Open, Qualification
|
1/14 (Special Qual) | Pablo Andujar |
3-6
4-6 |
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2021 |
Internazionali BNL d'Italia
|
1/32 | Angelique Kerber |
6-2
7-5 |
| 2021 |
Internazionali BNL d'Italia, Qualification
|
1/8 | Alize Cornet |
6-2
7-6 |
| 2021 |
Internazionali BNL d'Italia, Qualification
|
1/16 | Alize Cornet |
7-6
6-7 6-4 |
| 2021 |
Saint-Malo
|
1/16 | Oceane Dodin |
5-7
7-6 1-6 |
