| Challenger Ochsenhausen | 2021/06/29 08:20 | Alexander Valuch v Dennis Klein | L | 0-3 |
| Challenger Ochsenhausen | 2021/07/15 06:30 | Evgueni Chtchetinine v Alexander Valuch | L | 3-1 |
| Challenger Ochsenhausen | 2021/07/14 10:30 | Mathieu De Saintilan v Alexander Valuch | W | 2-3 |
| Challenger Ochsenhausen | 2021/07/14 07:50 | Josip Huzjak v Alexander Valuch | W | 2-3 |
| Challenger Ochsenhausen | 2021/07/13 10:20 | Alexander Valuch v Dillon Chambers | L | 2-3 |
| Challenger Ochsenhausen | 2021/07/13 07:00 | Alexander Valuch v Amirreza Abbasi | L | 1-3 |
| Challenger Ochsenhausen | 2021/07/12 18:00 | Alexander Valuch v Irvin Bertrand | L | 0-3 |
| Challenger Ochsenhausen | 2021/07/12 15:20 | Liang Qiu v Alexander Valuch | L | 3-2 |
| Challenger Ochsenhausen | 2021/07/12 11:50 | Mathieu De Saintilan v Alexander Valuch | L | 3-2 |
| Challenger Ochsenhausen | 2021/07/14 12:30 | Dauud Cheaib v Dennis Klein | W | 0-3 |
| Challenger Ochsenhausen | 2021/07/14 11:10 | Evgueni Chtchetinine v Dennis Klein | L | 3-0 |
| Challenger Ochsenhausen | 2021/07/14 06:30 | Sven Happek v Dennis Klein | L | 3-2 |
| Challenger Ochsenhausen | 2021/06/29 14:40 | Dennis Klein v Dauud Cheaib | W | 3-0 |
| Challenger Ochsenhausen | 2021/06/29 12:35 | Dennis Klein v Josip Huzjak | W | 3-0 |
| Challenger Ochsenhausen | 2021/06/29 09:40 | Henning Zeptner v Dennis Klein | W | 0-3 |
| Challenger Ochsenhausen | 2021/06/29 08:20 | Alexander Valuch v Dennis Klein | W | 0-3 |
| Challenger Ochsenhausen | 2021/06/28 18:00 | Dauud Cheaib v Dennis Klein | W | 1-3 |