| Challenger Ochsenhausen | 2021/11/10 13:30 | Dauud Cheaib v Sven Happek | L | 3-0 |
| Challenger Ochsenhausen | 2021/10/27 09:10 | Sven Happek v Dauud Cheaib | L | 1-3 |
| Challenger Ochsenhausen | 2021/10/13 07:50 | Dauud Cheaib v Sven Happek | L | 3-0 |
| Challenger Ochsenhausen | 2021/10/01 07:50 | Sven Happek v Dauud Cheaib | L | 0-3 |
| 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 | 2021/11/12 08:50 | Alexander Valuch v Sven Happek | L | 3-2 |
| Challenger Ochsenhausen | 2021/11/11 12:10 | Simon Berglund v Sven Happek | L | 3-1 |
| Challenger Ochsenhausen | 2021/11/11 10:10 | John Oyebode v Sven Happek | W | 2-3 |
| Challenger Ochsenhausen | 2021/11/11 08:50 | Evgueni Chtchetinine v Sven Happek | W | 2-3 |
| Challenger Ochsenhausen | 2021/11/10 13:30 | Dauud Cheaib v Sven Happek | L | 3-0 |
| Challenger Ochsenhausen | 2021/11/10 12:10 | Florian Bourrassaud v Sven Happek | L | 3-0 |
| Challenger Ochsenhausen | 2021/11/10 07:30 | Liang Qiu v Sven Happek | L | 3-1 |
| Challenger Ochsenhausen | 2021/10/29 10:30 | Sven Happek v Xavier Dixon | W | 3-1 |
| Challenger Ochsenhausen | 2021/11/30 15:00 | Taehyun Kim v Dauud Cheaib | W | 1-3 |
| Challenger Ochsenhausen | 2021/11/30 14:15 | Dauud Cheaib v Andrei Putuntica | L | 1-3 |
| Challenger Ochsenhausen | 2021/11/30 11:20 | Dauud Cheaib v Evgueni Chtchetinine | W | 3-0 |
| Challenger Ochsenhausen | 2021/11/30 08:00 | Dauud Cheaib v Andrei Putuntica | W | 3-1 |
| Challenger Ochsenhausen | 2021/11/29 19:00 | Dauud Cheaib v Jonas Promberger | W | 3-0 |
| Challenger Ochsenhausen | 2021/11/29 16:20 | Taehyun Kim v Dauud Cheaib | L | 3-2 |
| Challenger Ochsenhausen | 2021/11/29 12:50 | Patrik Juhasz v Dauud Cheaib | L | 3-2 |
| Challenger Ochsenhausen | 2021/11/29 10:50 | Dauud Cheaib v Alexander Valuch | W | 3-2 |