| Challenger Ochsenhausen | 2021/06/10 11:50 | Johannes Schnabel v Miguel Chamorro | L | 0-3 |
| Challenger Ochsenhausen | 2021/06/10 08:30 | Johannes Schnabel v Andrey Semenov | L | 1-3 |
| Challenger Ochsenhausen | 2021/06/09 11:50 | Johannes Schnabel v Dennis Klein | L | 0-3 |
| Challenger Ochsenhausen | 2021/06/09 09:10 | Johannes Schnabel v Michael Engelhardt | L | 1-3 |
| Challenger Ochsenhausen | 2021/06/09 06:30 | Johannes Schnabel v Lars Brinkhaus | L | 2-3 |
| Challenger Ochsenhausen | 2021/06/08 11:00 | Felix Wetzel v Johannes Schnabel | L | 3-0 |
| Challenger Ochsenhausen | 2021/06/08 09:40 | Johannes Schnabel v Marius Henninger | L | 1-3 |
| Challenger Ochsenhausen | 2021/06/07 19:20 | Carlos Muhlbach v Johannes Schnabel | L | 3-0 |
| Challenger Ochsenhausen | 2021/06/10 11:10 | Dillon Chambers v Carlos Muhlbach | L | 0-3 |
| Challenger Ochsenhausen | 2021/06/10 07:50 | Dillon Chambers v Lars Brinkhaus | W | 3-0 |
| Challenger Ochsenhausen | 2021/06/10 06:30 | Miguel Chamorro v Dillon Chambers | W | 2-3 |
| Challenger Ochsenhausen | 2021/06/09 10:30 | Andrey Semenov v Dillon Chambers | L | 3-0 |
| Challenger Ochsenhausen | 2021/06/09 07:50 | Dennis Klein v Dillon Chambers | L | 3-0 |
| Others | 2021/06/04 12:50 | Dillon Chambers v Peter Hribar | L | 0-3 |
| Challenger Ochsenhausen | 2021/06/04 11:25 | Dauud Cheaib v Dillon Chambers | L | 3-0 |
| Challenger Ochsenhausen | 2021/06/04 08:30 | Dillon Chambers v Samuel Amann | W | 3-0 |