| Challenger Ochsenhausen | 2022/05/30 07:50 | Sven Happek v Dauud Cheaib | L | 2-3 |
| Challenger Ochsenhausen | 2022/02/10 13:30 | Dauud Cheaib v Sven Happek | W | 2-3 |
| Challenger Ochsenhausen | 2021/12/13 09:30 | Sven Happek v Dauud Cheaib | L | 0-3 |
| Challenger Ochsenhausen | 2021/12/01 07:30 | Sven Happek v Dauud Cheaib | L | 0-3 |
| 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 | 2022/06/27 13:50 | Sven Happek v Damian Zech | W | 3-1 |
| Challenger Ochsenhausen | 2022/06/27 09:10 | Samuel Amann v Sven Happek | W | 2-3 |
| Challenger Ochsenhausen | 2022/06/27 07:10 | Sven Happek v Florian Bluhm | L | 0-3 |
| Challenger Ochsenhausen | 2022/06/24 08:30 | Simon Berglund v Sven Happek | L | 3-0 |
| Challenger Ochsenhausen | 2022/06/24 07:10 | Josip Huzjak v Sven Happek | W | 1-3 |
| Challenger Ochsenhausen | 2022/06/23 17:10 | Amirreza Abbasi v Sven Happek | L | 3-0 |
| Challenger Ochsenhausen | 2022/06/23 15:10 | Mohammadali Rouintanesfahani v Sven Happek | W | 1-3 |
| Challenger Ochsenhausen | 2022/06/23 12:30 | Daniel Rinderer v Sven Happek | L | 3-1 |
| Challenger Ochsenhausen | 2022/06/27 15:10 | Samuel Amann v Dauud Cheaib | W | 0-3 |
| Challenger Ochsenhausen | 2022/06/27 13:10 | Dauud Cheaib v Florian Bluhm | W | 3-0 |
| Challenger Ochsenhausen | 2022/06/27 10:30 | Dauud Cheaib v Simon Berglund | W | 3-2 |
| Challenger Ochsenhausen | 2022/06/27 08:30 | Dauud Cheaib v Amir Hossein Hodaei | L | 0-3 |
| Challenger Ochsenhausen | 2022/06/14 11:30 | Dauud Cheaib v Sudhanshu Grover | W | 3-0 |
| Challenger Series TT | 2022/06/14 10:05 | Dauud Cheaib v Felix Wetzel | L | 0-3 |
| Challenger Series TT | 2022/06/14 07:10 | Michael Engelhardt v Dauud Cheaib | W | 0-3 |
| Challenger Series TT | 2022/06/13 17:50 | Damian Zech v Dauud Cheaib | W | 1-3 |