| Challenger Ochsenhausen | 2021/09/30 11:50 | Sven Happek v Carlo Rossi | W | 3-1 |
| Challenger Ochsenhausen | 2021/09/30 08:30 | Sven Happek v Evgueni Chtchetinine | W | 3-2 |
| Challenger Ochsenhausen | 2021/09/29 11:50 | Sven Happek v Tal Israeli | W | 3-2 |
| Challenger Ochsenhausen | 2021/09/29 09:10 | Sven Happek v Miguel Vilchez | L | 0-3 |
| Challenger Ochsenhausen | 2021/09/29 06:30 | Sven Happek v Liang Qiu | L | 0-3 |
| Challenger Ochsenhausen | 2021/07/16 11:40 | Sven Happek v Evgueni Chtchetinine | L | 1-3 |
| Challenger Ochsenhausen | 2021/07/16 10:05 | Andrei Putuntica v Sven Happek | L | 3-0 |
| Challenger Ochsenhausen | 2021/07/16 09:10 | Sven Happek v Andrei Putuntica | L | 0-3 |
| Challenger Ochsenhausen | 2021/08/24 11:00 | Daniel Rinderer v Dauud Cheaib | L | 2-3 |
| Challenger Ochsenhausen | 2021/08/24 07:40 | Daniel Rinderer v Amirreza Abbasi | L | 2-3 |
| Challenger Ochsenhausen | 2021/08/23 18:40 | Daniel Rinderer v Paul Lavergne | L | 2-3 |
| Challenger Ochsenhausen | 2021/08/23 17:20 | Daniel Rinderer v Evgueni Chtchetinine | L | 1-3 |
| Challenger Ochsenhausen | 2021/08/23 11:50 | Daniel Rinderer v Elia Schmid | L | 1-3 |
| Challenger Ochsenhausen | 2021/08/23 09:10 | Daniel Rinderer v Josip Huzjak | L | 1-3 |
| Challenger Ochsenhausen | 2021/08/23 06:30 | Daniel Rinderer v Liang Qiu | L | 0-3 |
| Challenger Ochsenhausen | 2021/08/10 11:00 | Daniel Rinderer v Dauud Cheaib | L | 0-3 |