| Challenger Ochsenhausen | 2021/03/01 11:30 | Carlos Muhlbach v Josip Huzjak | L | 1-3 |
| Challenger Ochsenhausen | 2021/03/01 09:30 | Carlos Muhlbach v Evgueni Chtchetinine | W | 3-2 |
| Challenger Ochsenhausen | 2021/01/08 10:50 | Dauud Cheaib v Carlos Muhlbach | L | 3-0 |
| Challenger Ochsenhausen | 2021/01/08 08:50 | Marius Henninger v Carlos Muhlbach | W | 1-3 |
| Challenger Ochsenhausen | 2021/01/07 12:10 | Carlos Muhlbach v Evgueni Chtchetinine | W | 3-1 |
| Challenger Ochsenhausen | 2021/01/07 08:50 | Carlos Muhlbach v Nico Wenger | W | 3-1 |
| Challenger Ochsenhausen | 2021/01/07 07:30 | Liang Qiu v Carlos Muhlbach | L | 3-2 |
| Challenger Ochsenhausen | 2021/01/06 11:30 | Josip Huzjak v Carlos Muhlbach | L | 3-0 |
| Challenger Ochsenhausen | 2021/03/01 10:50 | Dauud Cheaib v Henning Zeptner | L | 3-0 |
| Challenger Ochsenhausen | 2021/03/01 08:10 | Liang Qiu v Henning Zeptner | L | 3-1 |
| Challenger Ochsenhausen | 2021/01/15 10:50 | Henning Zeptner v Dauud Cheaib | L | 0-3 |
| Challenger Ochsenhausen | 2021/01/15 08:50 | Henning Zeptner v Josip Huzjak | L | 0-3 |
| Challenger Ochsenhausen | 2021/01/14 12:50 | Henning Zeptner v Dillon Chambers | L | 2-3 |
| Challenger Ochsenhausen | 2021/01/14 09:30 | Henning Zeptner v Evgueni Chtchetinine | L | 1-3 |
| Challenger Ochsenhausen | 2021/01/13 12:50 | Henning Zeptner v Liang Qiu | L | 0-3 |
| Challenger Ochsenhausen | 2021/01/13 10:10 | Henning Zeptner v Florian Bluhm | L | 1-3 |