| Challenger Ochsenhausen | 2021/08/06 09:10 | Damian Zech v Elia Schmid | L | 0-3 |
| Challenger Ochsenhausen | 2021/08/06 06:30 | Damian Zech v Cedric Tschanz | L | 0-3 |
| Challenger Ochsenhausen | 2021/08/05 09:50 | Damian Zech v Lukas Bosbach | L | 1-3 |
| Challenger Ochsenhausen | 2021/08/05 07:10 | Nico Wenger v Damian Zech | W | 2-3 |
| Challenger Ochsenhausen | 2021/08/04 11:50 | Jonas Christmann v Damian Zech | L | 3-2 |
| Challenger Ochsenhausen | 2021/08/04 09:50 | Damian Zech v Dauud Cheaib | L | 1-3 |
| Challenger Ochsenhausen | 2021/08/04 07:50 | Damian Zech v Evgueni Chtchetinine | L | 0-3 |
| Challenger Ochsenhausen | 2021/10/01 09:10 | Tal Israeli v Carlo Rossi | W | 2-3 |
| Challenger Ochsenhausen | 2021/10/01 07:10 | Miguel Vilchez v Carlo Rossi | L | 3-2 |
| Challenger Ochsenhausen | 2021/09/30 11:50 | Sven Happek v Carlo Rossi | L | 3-1 |
| Challenger Ochsenhausen | 2021/09/30 09:10 | Carlo Rossi v Miguel Chamorro | W | 3-1 |
| Challenger Ochsenhausen | 2021/09/30 06:30 | Carlo Rossi v Dauud Cheaib | L | 0-3 |
| Challenger Ochsenhausen | 2021/09/29 11:10 | Carlo Rossi v Liang Qiu | L | 1-3 |
| Challenger Ochsenhausen | 2021/09/29 08:30 | Evgueni Chtchetinine v Carlo Rossi | W | 2-3 |
| Czech Open | 2021/08/23 14:20 | Andreas Levenko v Carlo Rossi | L | 4-0 |