| Challenger Ochsenhausen | 2022/06/27 17:10 | Sven Happek v Dauud Cheaib | W | 0-3 |
| Challenger Ochsenhausen | 2022/05/30 07:50 | Sven Happek v Dauud Cheaib | W | 2-3 |
| Challenger Ochsenhausen | 2022/02/10 13:30 | Dauud Cheaib v Sven Happek | L | 2-3 |
| Challenger Ochsenhausen | 2021/12/13 09:30 | Sven Happek v Dauud Cheaib | W | 0-3 |
| Challenger Ochsenhausen | 2021/12/01 07:30 | Sven Happek v Dauud Cheaib | W | 0-3 |
| Challenger Ochsenhausen | 2021/11/10 13:30 | Dauud Cheaib v Sven Happek | W | 3-0 |
| Challenger Ochsenhausen | 2021/10/27 09:10 | Sven Happek v Dauud Cheaib | W | 1-3 |
| Challenger Ochsenhausen | 2021/10/13 07:50 | Dauud Cheaib v Sven Happek | W | 3-0 |
| Challenger Series TT | 2022/07/04 18:30 | Amirreza Abbasi v Dauud Cheaib | W | 0-3 |
| Challenger Series TT | 2022/07/04 15:50 | Amir Hossein Hodaei v Dauud Cheaib | L | 3-2 |
| Challenger Series TT | 2022/07/04 13:50 | Mohammadali Rouintanesfahani v Dauud Cheaib | L | 3-2 |
| Challenger Series TT | 2022/07/04 09:50 | Josip Huzjak v Dauud Cheaib | W | 0-3 |
| Challenger Series TT | 2022/07/04 07:10 | Kirill Fadeev v Dauud Cheaib | L | 3-2 |
| Challenger Ochsenhausen | 2022/06/28 11:30 | Florian Bluhm v Dauud Cheaib | W | 0-3 |
| Challenger Ochsenhausen | 2022/06/28 10:45 | Dauud Cheaib v Amir Hossein Hodaei | L | 2-3 |
| Challenger Ochsenhausen | 2022/06/28 07:50 | Damian Zech v Dauud Cheaib | W | 0-3 |
| Challenger Series TT | 2022/07/05 07:10 | Mohammadali Rouintanesfahani v Sven Happek | L | 3-0 |
| Challenger Series TT | 2022/07/04 17:10 | Josip Huzjak v Sven Happek | W | 0-3 |
| Challenger Series TT | 2022/07/04 15:10 | Amirreza Abbasi v Sven Happek | L | 3-1 |
| Challenger Series TT | 2022/07/04 12:30 | Kirill Fadeev v Sven Happek | L | 3-0 |
| Challenger Series TT | 2022/07/04 11:10 | Amir Hossein Hodaei v Sven Happek | L | 3-2 |
| Challenger Series TT | 2022/07/04 06:30 | Nico Wenger v Sven Happek | W | 1-3 |
| Challenger Ochsenhausen | 2022/06/28 09:10 | Sven Happek v Simon Berglund | L | 0-3 |
| Challenger Ochsenhausen | 2022/06/28 07:10 | Sven Happek v Amir Hossein Hodaei | L | 0-3 |