| Challenger Series TT | 2023/07/03 19:50 | Dennis Klein v Benjamin Fruchart | L | 0-3 |
| Challenger Series TT | 2023/07/03 17:10 | Dennis Klein v Daniel Rinderer | W | 3-1 |
| Challenger Series TT | 2023/07/03 14:30 | Tobias Slanina v Dennis Klein | W | 1-3 |
| Challenger Series TT | 2023/07/03 11:50 | Kirill Fadeev v Dennis Klein | L | 3-1 |
| Challenger Series TT | 2023/07/03 09:50 | Dennis Klein v Akito Itagaki | W | 3-0 |
| Challenger Series TT | 2023/07/03 07:50 | Dennis Klein v David Reitspies | W | 3-1 |
| Challenger Series TT | 2023/06/23 13:30 | Dennis Klein v Dauud Cheaib | W | 3-0 |
| Challenger Series TT | 2023/06/23 11:32 | Dennis Klein v Igor Zavadskij | W | 3-0 |
| Challenger Series TT | 2023/07/04 07:10 | Mathias Golab v Daniel Rinderer | L | 1-3 |
| Challenger Series TT | 2023/07/03 19:10 | Tobias Slanina v Mathias Golab | L | 3-2 |
| Challenger Series TT | 2023/07/03 16:30 | Kirill Fadeev v Mathias Golab | L | 3-0 |
| Challenger Series TT | 2023/07/03 13:50 | Mathias Golab v Akito Itagaki | L | 1-3 |
| Challenger Series TT | 2023/07/03 10:30 | Mathias Golab v David Reitspies | L | 2-3 |
| Challenger Series TT | 2023/07/03 08:30 | Mathias Golab v Benjamin Fruchart | L | 0-3 |