| Challenger Ochsenhausen | 2021/11/02 08:15 | Dennis Klein v Josip Huzjak | L | 2-3 |
| Challenger Ochsenhausen | 2021/07/27 09:40 | Josip Huzjak v Dennis Klein | W | 0-3 |
| Challenger Ochsenhausen | 2021/07/15 09:10 | Josip Huzjak v Dennis Klein | W | 0-3 |
| Challenger Ochsenhausen | 2021/06/29 12:35 | Dennis Klein v Josip Huzjak | W | 3-0 |
| Challenger Ochsenhausen | 2021/06/28 16:00 | Josip Huzjak v Dennis Klein | W | 1-3 |
| Challenger Ochsenhausen | 2021/05/31 11:50 | Josip Huzjak v Dennis Klein | W | 0-3 |
| Challenger Ochsenhausen | 2021/05/25 08:20 | Josip Huzjak v Dennis Klein | W | 1-3 |
| Challenger Ochsenhausen | 2021/05/11 07:40 | Dennis Klein v Josip Huzjak | W | 3-2 |
| Challenger Ochsenhausen | 2021/11/16 15:00 | Evgueni Chtchetinine v Dennis Klein | W | 1-3 |
| Challenger Ochsenhausen | 2021/11/16 14:15 | Dauud Cheaib v Dennis Klein | L | 3-0 |
| Challenger Ochsenhausen | 2021/11/16 10:00 | Adam Klajber v Dennis Klein | W | 0-3 |
| Challenger Ochsenhausen | 2021/11/16 08:00 | Andrei Putuntica v Dennis Klein | L | 3-0 |
| Challenger Ochsenhausen | 2021/11/15 19:40 | Guilherme Teodoro v Dennis Klein | W | 1-3 |
| Challenger Ochsenhausen | 2021/11/15 17:40 | Dennis Klein v Evgueni Chtchetinine | L | 2-3 |
| Challenger Ochsenhausen | 2021/11/15 15:00 | Dennis Klein v Sudhanshu Grover | W | 3-1 |
| Challenger Ochsenhausen | 2021/11/15 12:10 | Dennis Klein v Miguel Chamorro | W | 3-0 |
| Challenger Ochsenhausen | 2021/11/09 12:40 | Josip Huzjak v Carlos Muhlbach | L | 0-3 |
| Challenger Ochsenhausen | 2021/11/09 10:00 | Josip Huzjak v Florian Bluhm | L | 2-3 |
| Challenger Ochsenhausen | 2021/11/08 21:00 | Josip Huzjak v Liang Qiu | L | 1-3 |
| Challenger Ochsenhausen | 2021/11/08 16:20 | Josip Huzjak v Florian Bourrassaud | W | 3-2 |
| Challenger Ochsenhausen | 2021/11/08 13:30 | Josip Huzjak v Alexander Valuch | L | 2-3 |
| Challenger Ochsenhausen | 2021/11/08 10:10 | Simon Berglund v Josip Huzjak | L | 3-0 |
| Challenger Ochsenhausen | 2021/11/08 08:10 | Josip Huzjak v Nico Longhino | W | 3-1 |
| Challenger Ochsenhausen | 2021/11/02 14:10 | Josip Huzjak v Liang Qiu | W | 3-2 |