| Challenger Ochsenhausen | 2021/06/17 09:50 | Samuel Amann v Christopher Ligocki | W | 3-2 |
| Challenger Ochsenhausen | 2021/06/17 07:10 | Sven Happek v Samuel Amann | L | 3-0 |
| Challenger Ochsenhausen | 2021/06/16 11:50 | Henning Zeptner v Samuel Amann | L | 3-1 |
| Challenger Ochsenhausen | 2021/06/16 09:50 | Samuel Amann v Dauud Cheaib | L | 0-3 |
| Challenger Ochsenhausen | 2021/06/16 07:50 | Samuel Amann v Fedor Kuzmin | L | 0-3 |
| Challenger Ochsenhausen | 2021/06/15 11:40 | Samuel Amann v Andrey Semenov | L | 0-3 |
| Challenger Ochsenhausen | 2021/06/15 09:00 | Samuel Amann v Josip Huzjak | L | 0-3 |
| Challenger Ochsenhausen | 2021/06/14 20:00 | Samuel Amann v Dauud Cheaib | L | 0-3 |
| Challenger Ochsenhausen | 2021/06/17 10:30 | Sven Happek v Miguel Chamorro | W | 2-3 |
| Challenger Ochsenhausen | 2021/06/17 08:30 | Henning Zeptner v Miguel Chamorro | L | 3-2 |
| Challenger Ochsenhausen | 2021/06/16 13:10 | Miguel Chamorro v Dauud Cheaib | L | 0-3 |
| Challenger Ochsenhausen | 2021/06/16 10:30 | Miguel Chamorro v Fedor Kuzmin | L | 2-3 |
| Challenger Ochsenhausen | 2021/06/16 08:30 | Miguel Chamorro v Harmeet Desai | L | 1-3 |
| Challenger Ochsenhausen | 2021/06/11 12:50 | Andrey Semenov v Miguel Chamorro | L | 3-0 |
| Challenger Ochsenhausen | 2021/06/11 12:05 | Dennis Klein v Miguel Chamorro | L | 3-0 |
| Challenger Ochsenhausen | 2021/06/11 09:10 | Dennis Klein v Miguel Chamorro | L | 3-0 |