| Challenger de Ochsenhausen | 2021/06/10 10:30 | Michael Engelhardt v Andrey Semenov | W | 3-2 |
| Challenger de Ochsenhausen | 2021/06/10 07:10 | Michael Engelhardt v Dennis Klein | L | 0-3 |
| Challenger de Ochsenhausen | 2021/06/09 12:30 | Michael Engelhardt v Lars Brinkhaus | W | 3-0 |
| Challenger de Ochsenhausen | 2021/06/09 09:10 | Johannes Schnabel v Michael Engelhardt | W | 1-3 |
| Challenger de Ochsenhausen | 2021/06/09 07:10 | Michael Engelhardt v Carlos Muhlbach | L | 0-3 |
| Challenger de Ochsenhausen | 2021/05/11 10:20 | Michael Engelhardt v Carlo Rossi | L | 0-3 |
| Challenger de Ochsenhausen | 2021/05/11 07:00 | Michael Engelhardt v Fedor Kuzmin | L | 0-3 |
| Challenger de Ochsenhausen | 2021/05/10 18:00 | Michael Engelhardt v Florian Bluhm | L | 0-3 |
| Challenger de Ochsenhausen | 2021/06/10 11:50 | Johannes Schnabel v Miguel Chamorro | W | 0-3 |
| Challenger de Ochsenhausen | 2021/06/10 09:10 | Miguel Chamorro v Carlos Muhlbach | L | 2-3 |
| Challenger de Ochsenhausen | 2021/06/10 06:30 | Miguel Chamorro v Dillon Chambers | L | 2-3 |
| Challenger de Ochsenhausen | 2021/06/09 11:10 | Miguel Chamorro v Lars Brinkhaus | W | 3-0 |
| Challenger de Ochsenhausen | 2021/06/09 08:30 | Andrey Semenov v Miguel Chamorro | W | 1-3 |
| Challenger de Ochsenhausen | 2021/04/13 11:40 | Dennis Klein v Miguel Chamorro | L | 3-0 |
| Challenger de Ochsenhausen | 2021/04/13 07:40 | Florian Bluhm v Miguel Chamorro | L | 3-2 |
| Challenger de Ochsenhausen | 2021/04/12 19:20 | Miguel Chamorro v Andrey Semenov | L | 1-3 |