| Challenger Ochsenhausen | 2021/06/08 09:00 | Florian Bluhm v Andrey Semenov | W | 0-3 |
| Challenger Ochsenhausen | 2021/04/13 11:00 | Florian Bluhm v Andrey Semenov | L | 3-0 |
| Challenger Ochsenhausen | 2021/03/23 12:00 | Andrey Semenov v Florian Bluhm | L | 0-3 |
| Challenger Ochsenhausen | 2021/06/14 14:00 | Josip Huzjak v Andrey Semenov | W | 2-3 |
| Challenger Ochsenhausen | 2021/06/14 10:30 | Dauud Cheaib v Andrey Semenov | W | 2-3 |
| Challenger Ochsenhausen | 2021/06/14 07:50 | Michael Engelhardt v Andrey Semenov | W | 0-3 |
| Challenger Ochsenhausen | 2021/06/11 12:50 | Andrey Semenov v Miguel Chamorro | W | 3-0 |
| Challenger Ochsenhausen | 2021/06/11 11:25 | Carlos Muhlbach v Andrey Semenov | L | 3-0 |
| Challenger Ochsenhausen | 2021/06/11 08:30 | Andrey Semenov v Lars Brinkhaus | W | 3-0 |
| Challenger Ochsenhausen | 2021/06/11 06:30 | Dennis Klein v Andrey Semenov | W | 1-3 |
| Challenger Ochsenhausen | 2021/06/10 10:30 | Michael Engelhardt v Andrey Semenov | L | 3-2 |
| Challenger Ochsenhausen | 2021/06/14 12:30 | Samuel Amann v Florian Bluhm | W | 0-3 |
| Challenger Ochsenhausen | 2021/06/14 11:10 | Josip Huzjak v Florian Bluhm | W | 2-3 |
| Challenger Ochsenhausen | 2021/06/14 06:30 | Marius Henninger v Florian Bluhm | W | 1-3 |
| Challenger Ochsenhausen | 2021/06/08 14:00 | Florian Bluhm v Felix Wetzel | W | 3-1 |
| Challenger Ochsenhausen | 2021/06/08 12:35 | Dauud Cheaib v Florian Bluhm | L | 3-1 |
| Challenger Ochsenhausen | 2021/06/08 11:40 | Florian Bluhm v Carlos Muhlbach | L | 2-3 |
| Challenger Ochsenhausen | 2021/06/08 09:00 | Florian Bluhm v Andrey Semenov | L | 0-3 |
| Challenger Ochsenhausen | 2021/06/07 20:00 | Florian Bluhm v Dauud Cheaib | L | 0-3 |