Stadium: Ochsenhausen, Germany
| Challenger Series TT | 2023/05/15 11:10 | Dauud Cheaib v Damian Zech | L | 3-1 |
| Challenger Series TT | 2023/04/18 07:50 | Damian Zech v Dauud Cheaib | L | 1-3 |
| Challenger Series TT | 2022/12/05 08:10 | Damian Zech v Dauud Cheaib | L | 0-3 |
| Challenger Ochsenhausen | 2022/06/28 07:50 | Damian Zech v Dauud Cheaib | L | 0-3 |
| Challenger Series TT | 2022/06/13 17:50 | Damian Zech v Dauud Cheaib | L | 1-3 |
| Challenger Series TT | 2022/01/24 12:50 | Damian Zech v Dauud Cheaib | L | 0-3 |
| Challenger Ochsenhausen | 2021/12/13 17:40 | Dauud Cheaib v Damian Zech | L | 3-0 |
| Challenger Ochsenhausen | 2021/08/04 09:50 | Damian Zech v Dauud Cheaib | L | 1-3 |
| Challenger Series TT | 2023/05/23 09:50 | Jeromy Loffler v Damian Zech | L | 3-1 |
| Challenger Series TT | 2023/05/23 08:30 | Damian Zech v Kirill Fadeev | L | 0-3 |
| Challenger Series TT | 2023/05/22 18:30 | Louis Price v Damian Zech | L | 3-0 |
| Challenger Series TT | 2023/05/22 15:50 | Aljaz Godec v Damian Zech | W | 0-3 |
| Challenger Series TT | 2023/05/22 13:50 | Albert Vilardell v Damian Zech | L | 3-0 |
| Challenger Series TT | 2023/05/22 09:50 | Sven Happek v Damian Zech | W | 0-3 |
| Challenger Series TT | 2023/05/22 07:10 | Michael Engelhardt v Damian Zech | L | 3-1 |
| Challenger Series TT | 2023/05/16 09:10 | David Molnar v Damian Zech | L | 3-2 |
| Challenger Series TT | 2023/06/16 06:30 | Norbert Tauler v Dauud Cheaib | L | 3-2 |
| Challenger Series TT | 2023/06/15 17:10 | Dauud Cheaib v Liang Qiu | W | 3-1 |
| Challenger Series TT | 2023/06/15 13:50 | Dauud Cheaib v Jose Guillot | W | 3-1 |
| Challenger Series TT | 2023/06/15 12:30 | Zengyi Wang v Dauud Cheaib | L | 3-0 |
| Challenger Series TT | 2023/06/15 10:30 | Enio Mendes v Dauud Cheaib | L | 3-2 |
| Challenger Series TT | 2023/06/15 07:50 | Yannick Vostes v Dauud Cheaib | L | 3-0 |
| Challenger Series TT | 2023/05/30 07:50 | Carlo Rossi v Dauud Cheaib | L | 3-1 |
| Challenger Series TT | 2023/05/29 17:50 | Simon Berglund v Dauud Cheaib | L | 3-0 |