| Challenger Ochsenhausen | 2021/03/15 08:50 | Sven Happek v Dauud Cheaib | W | 0-3 |
| Challenger Ochsenhausen | 2021/03/11 08:10 | Dauud Cheaib v Sven Happek | W | 3-0 |
| Challenger Ochsenhausen | 2021/02/24 07:30 | Sven Happek v Dauud Cheaib | W | 0-3 |
| Challenger Ochsenhausen | 2021/02/10 12:50 | Sven Happek v Dauud Cheaib | W | 0-3 |
| Challenger Ochsenhausen | 2021/01/27 08:50 | Sven Happek v Dauud Cheaib | W | 0-3 |
| Challenger Ochsenhausen | 2020/11/19 08:10 | Sven Happek v Dauud Cheaib | W | 0-3 |
| Challenger Ochsenhausen | 2020/10/21 06:30 | Sven Happek v Dauud Cheaib | W | 0-3 |
| Challenger Ochsenhausen | 2020/10/08 09:50 | Dauud Cheaib v Sven Happek | W | 3-0 |
| Challenger Ochsenhausen | 2021/03/31 10:30 | Dauud Cheaib v Jiri Martinko | W | 3-2 |
| Challenger Ochsenhausen | 2021/03/31 08:30 | Dauud Cheaib v Dillon Chambers | W | 3-1 |
| Challenger Ochsenhausen | 2021/03/16 14:20 | Dauud Cheaib v Jiri Martinko | L | 1-3 |
| Challenger Ochsenhausen | 2021/03/16 12:15 | Dauud Cheaib v Erik Bottroff | W | 3-2 |
| Challenger Ochsenhausen | 2021/03/16 11:20 | Pekka Pelz v Dauud Cheaib | W | 0-3 |
| Challenger Ochsenhausen | 2021/03/16 08:40 | Carlos Muhlbach v Dauud Cheaib | W | 1-3 |
| Challenger Ochsenhausen | 2021/03/15 17:00 | Dauud Cheaib v Erik Bottroff | W | 3-1 |
| Challenger Ochsenhausen | 2021/03/15 15:00 | Evgueni Chtchetinine v Dauud Cheaib | W | 1-3 |
| Challenger Ochsenhausen | 2021/03/31 09:50 | Josip Huzjak v Sven Happek | W | 2-3 |
| Challenger Ochsenhausen | 2021/03/31 07:10 | Liang Qiu v Sven Happek | L | 3-0 |
| Challenger Ochsenhausen | 2021/03/16 10:40 | Sven Happek v Jiri Martinko | L | 1-3 |
| Challenger Ochsenhausen | 2021/03/16 08:00 | Sven Happek v Evgueni Chtchetinine | W | 3-0 |
| Challenger Ochsenhausen | 2021/03/15 19:00 | Sven Happek v Erik Bottroff | L | 1-3 |
| Challenger Ochsenhausen | 2021/03/15 16:20 | Pekka Pelz v Sven Happek | L | 3-1 |
| Challenger Ochsenhausen | 2021/03/15 12:50 | Carlos Muhlbach v Sven Happek | L | 3-1 |
| Challenger Ochsenhausen | 2021/03/15 10:50 | Sven Happek v Peng Gao | W | 3-2 |