| 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 |
| Challenger Ochsenhausen | 2021/06/04 06:30 | Peter Hribar v Dillon Chambers | L | 3-2 |
| Challenger Ochsenhausen | 2021/06/03 10:30 | Dennis Klein v Dillon Chambers | L | 3-0 |
| Challenger Ochsenhausen | 2021/06/09 12:30 | Michael Engelhardt v Lars Brinkhaus | L | 3-0 |
| Challenger Ochsenhausen | 2021/06/09 11:10 | Miguel Chamorro v Lars Brinkhaus | L | 3-0 |
| Challenger Ochsenhausen | 2021/06/09 06:30 | Johannes Schnabel v Lars Brinkhaus | W | 2-3 |
| Challenger Ochsenhausen | 2021/06/08 10:20 | Lars Brinkhaus v Dauud Cheaib | L | 0-3 |
| Challenger Ochsenhausen | 2021/06/08 07:00 | Lars Brinkhaus v Andrey Semenov | L | 2-3 |
| Challenger Ochsenhausen | 2021/06/07 18:00 | Lars Brinkhaus v Marius Henninger | L | 0-3 |
| Challenger Ochsenhausen | 2021/06/07 15:20 | Florian Bluhm v Lars Brinkhaus | L | 3-1 |
| Challenger Ochsenhausen | 2021/06/07 11:50 | Felix Wetzel v Lars Brinkhaus | L | 3-0 |