| Challenger Ochsenhausen | 2021/07/14 09:10 | Sven Happek v Dauud Cheaib | L | 2-3 |
| Challenger Ochsenhausen | 2021/06/18 11:25 | Dauud Cheaib v Sven Happek | L | 3-1 |
| Challenger Ochsenhausen | 2021/06/16 07:10 | Sven Happek v Dauud Cheaib | L | 0-3 |
| Challenger Ochsenhausen | 2021/03/31 13:10 | Dauud Cheaib v Sven Happek | L | 3-1 |
| Challenger Ochsenhausen | 2021/03/15 08:50 | Sven Happek v Dauud Cheaib | L | 0-3 |
| Challenger Ochsenhausen | 2021/03/11 08:10 | Dauud Cheaib v Sven Happek | L | 3-0 |
| Challenger Ochsenhausen | 2021/02/24 07:30 | Sven Happek v Dauud Cheaib | L | 0-3 |
| Challenger Ochsenhausen | 2021/02/10 12:50 | Sven Happek v Dauud Cheaib | L | 0-3 |
| 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 | 2021/09/30 11:10 | Dauud Cheaib v Miguel Chamorro | W | 3-2 |
| Challenger Ochsenhausen | 2021/09/30 07:50 | Dauud Cheaib v Liang Qiu | W | 3-1 |
| Challenger Ochsenhausen | 2021/09/30 06:30 | Carlo Rossi v Dauud Cheaib | W | 0-3 |
| Challenger Ochsenhausen | 2021/09/29 10:30 | Evgueni Chtchetinine v Dauud Cheaib | W | 0-3 |
| Challenger Ochsenhausen | 2021/09/29 07:50 | Tal Israeli v Dauud Cheaib | W | 0-3 |
| Challenger Ochsenhausen | 2021/09/24 12:50 | Dauud Cheaib v Fedor Kuzmin | W | 3-1 |
| Challenger Ochsenhausen | 2021/09/24 11:25 | Hampus Nordberg v Dauud Cheaib | L | 3-0 |
| Challenger Ochsenhausen | 2021/09/24 09:50 | Johan Derit v Dauud Cheaib | W | 1-3 |