| Challenger Ochsenhausen | 2021/05/10 08:30 | Carlo Rossi v Fedor Kuzmin | L | 0-3 |
| Challenger Ochsenhausen | 2021/05/07 12:10 | Carlo Rossi v Carlos Muhlbach | W | 3-1 |
| Challenger Ochsenhausen | 2021/05/07 10:05 | Florian Bluhm v Carlo Rossi | W | 1-3 |
| Challenger Ochsenhausen | 2021/05/07 07:50 | Michael Engelhardt v Carlo Rossi | W | 1-3 |
| Challenger Ochsenhausen | 2021/05/06 12:30 | Florian Bluhm v Carlo Rossi | L | 3-1 |
| Challenger Ochsenhausen | 2021/05/06 09:50 | Henning Zeptner v Carlo Rossi | L | 3-1 |
| Challenger Ochsenhausen | 2021/05/06 07:50 | Jonathan Thimon v Carlo Rossi | L | 3-2 |
| Challenger Ochsenhausen | 2021/05/05 12:30 | Carlos Muhlbach v Carlo Rossi | W | 2-3 |
| Challenger Ochsenhausen | 2021/05/10 07:50 | Michael Engelhardt v Josip Huzjak | W | 0-3 |
| Challenger Ochsenhausen | 2021/04/20 11:00 | Marius Henninger v Josip Huzjak | W | 2-3 |
| Challenger Ochsenhausen | 2021/04/20 09:40 | Josip Huzjak v Dauud Cheaib | L | 0-3 |
| Challenger Ochsenhausen | 2021/04/19 19:20 | Daniel Rinderer v Josip Huzjak | L | 3-2 |
| Challenger Ochsenhausen | 2021/04/19 16:40 | Francisco Sanchi v Josip Huzjak | W | 1-3 |
| Challenger Ochsenhausen | 2021/04/19 14:40 | Jiri Martinko v Josip Huzjak | L | 3-0 |
| Challenger Ochsenhausen | 2021/04/19 09:50 | Dennis Klein v Josip Huzjak | L | 3-0 |
| Challenger Ochsenhausen | 2021/04/19 07:10 | Evgueni Chtchetinine v Josip Huzjak | W | 1-3 |