| Challenger Ochsenhausen | 2021/02/25 09:30 | Sven Happek v Miguel Chamorro | L | 2-3 |
| Challenger Ochsenhausen | 2021/02/12 08:10 | Sven Happek v Miguel Chamorro | L | 1-3 |
| Challenger Ochsenhausen | 2020/10/08 10:30 | Sven Happek v Miguel Chamorro | W | 3-2 |
| Challenger Ochsenhausen | 2020/07/03 10:30 | Miguel Chamorro v Sven Happek | L | 3-2 |
| Challenger Ochsenhausen | 2020/06/24 08:40 | Sven Happek v Miguel Chamorro | L | 1-4 |
| Challenger Ochsenhausen | 2020/06/12 08:40 | Sven Happek v Miguel Chamorro | L | 1-4 |
| Challenger Ochsenhausen | 2020/05/22 08:40 | Miguel Chamorro v Sven Happek | W | 3-4 |
| Challenger Ochsenhausen | 2021/06/17 07:10 | Sven Happek v Samuel Amann | W | 3-0 |
| Challenger Ochsenhausen | 2021/06/16 12:30 | Sven Happek v Christopher Ligocki | W | 3-1 |
| Challenger Ochsenhausen | 2021/06/16 09:10 | Henning Zeptner v Sven Happek | W | 0-3 |
| Challenger Ochsenhausen | 2021/06/16 07:10 | Sven Happek v Dauud Cheaib | L | 0-3 |
| Challenger Ochsenhausen | 2021/04/01 12:30 | Sven Happek v Peter Hribar | L | 0-3 |
| Challenger Ochsenhausen | 2021/04/01 11:10 | Jiri Martinko v Sven Happek | L | 3-0 |
| Challenger Ochsenhausen | 2021/04/01 09:10 | Dillon Chambers v Sven Happek | L | 3-2 |
| Challenger Ochsenhausen | 2021/03/31 13:10 | Dauud Cheaib v Sven Happek | L | 3-1 |
| 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 |
| Challenger Ochsenhausen | 2021/06/11 07:10 | Michael Engelhardt v Miguel Chamorro | W | 1-3 |