| Challenger Series TT | 2023/02/23 08:10 | Marcel Neumaier v Dauud Cheaib | L | 1-3 |
| Challenger Series TT | 2023/08/14 15:50 | Marcel Neumaier v Carlos Caballero | L | 0-3 |
| Challenger Series TT | 2023/08/14 11:50 | Marcel Neumaier v Samuel Amann | W | 3-0 |
| Challenger Series TT | 2023/08/14 09:10 | Marcel Neumaier v Daniel Rinderer | L | 2-3 |
| Challenger Series TT | 2023/08/14 06:30 | Marcel Neumaier v Jeromy Loffler | L | 2-3 |
| Challenger Series TT | 2023/02/24 11:30 | Marcel Neumaier v Rafael Turrini | L | 0-3 |
| Challenger Series TT | 2023/02/24 08:50 | Marcel Neumaier v Salim Karam | W | 3-1 |
| Challenger Series TT | 2023/02/23 20:10 | Marcel Neumaier v Norbert Tauler | L | 2-3 |
| Challenger Series TT | 2023/02/23 15:30 | Marcel Neumaier v Guilherme Teodoro | L | 0-3 |
| Challenger Series TT | 2023/08/14 15:10 | Dauud Cheaib v Marco Stefanidis | W | 3-2 |
| Challenger Series TT | 2023/08/14 13:10 | Dauud Cheaib v Makoto Nogami | W | 3-2 |
| Challenger Series TT | 2023/08/14 11:10 | Dauud Cheaib v Jeromy Loffler | W | 3-1 |
| Challenger Series TT | 2023/08/14 08:30 | Carlos Caballero v Dauud Cheaib | W | 0-3 |
| Challenger Series TT | 2023/08/11 09:10 | Andreas Levenko v Dauud Cheaib | W | 2-3 |
| Challenger Series TT | 2023/08/11 07:10 | Dauud Cheaib v Samuel Amann | W | 3-0 |
| Challenger Series TT | 2023/08/10 19:10 | Simon Berglund v Dauud Cheaib | L | 3-2 |
| Challenger Series TT | 2023/08/10 16:30 | Tobias Slanina v Dauud Cheaib | W | 1-3 |