| Challenger - Ochsenhausen | 2021/03/22 08:50 | Peter Hribar v Dennis Klein | W | 2-3 |
| Challenger - Ochsenhausen | 2021/06/02 12:30 | Dennis Klein v Samuel Amann | W | 3-0 |
| Challenger - Ochsenhausen | 2021/06/02 09:10 | Christopher Ligocki v Dennis Klein | W | 0-3 |
| Challenger - Ochsenhausen | 2021/06/02 07:10 | Dennis Klein v Fedor Kuzmin | W | 3-0 |
| Challenger - Ochsenhausen | 2021/06/01 14:00 | Dennis Klein v Fedor Kuzmin | L | 0-3 |
| Challenger - Ochsenhausen | 2021/06/01 12:35 | Dennis Klein v Dauud Cheaib | L | 2-3 |
| Challenger - Ochsenhausen | 2021/06/01 10:20 | Dennis Klein v Harmeet Desai | W | 3-1 |
| Challenger - Ochsenhausen | 2021/06/01 07:00 | Dennis Klein v Ahmed El-Mahdy | W | 3-0 |
| Challenger - Ochsenhausen | 2021/05/31 18:00 | Dennis Klein v Dauud Cheaib | W | 3-1 |
| Challenger - Ochsenhausen | 2021/06/02 11:50 | Christopher Ligocki v Peter Hribar | W | 0-3 |
| Challenger - Ochsenhausen | 2021/06/02 09:50 | Peter Hribar v Fedor Kuzmin | W | 3-1 |
| Challenger - Ochsenhausen | 2021/06/02 07:50 | Peter Hribar v Evgueni Chtchetinine | L | 2-3 |
| Challenger - Ochsenhausen | 2021/05/18 14:00 | Evgueni Chtchetinine v Peter Hribar | L | 3-1 |
| Challenger - Ochsenhausen | 2021/05/18 13:15 | Dauud Cheaib v Peter Hribar | L | 3-0 |
| Challenger - Ochsenhausen | 2021/05/18 10:20 | Dauud Cheaib v Peter Hribar | L | 3-1 |
| Challenger - Ochsenhausen | 2021/05/18 08:20 | Peter Hribar v Ali Gozubuyuk | W | 3-1 |
| Challenger - Ochsenhausen | 2021/05/17 20:00 | Marius Henninger v Peter Hribar | W | 2-3 |