| Challenger Series TT | 2023/07/04 07:50 | Tobias Slanina v Benjamin Fruchart | L | 1-3 |
| Challenger Series TT | 2023/07/03 19:10 | Tobias Slanina v Mathias Golab | W | 3-2 |
| Challenger Series TT | 2023/07/03 14:30 | Tobias Slanina v Dennis Klein | L | 1-3 |
| Challenger Series TT | 2023/07/03 12:30 | Tobias Slanina v Daniel Rinderer | L | 1-3 |
| Challenger Series TT | 2023/07/03 09:10 | Kirill Fadeev v Tobias Slanina | L | 3-1 |
| Challenger Series TT | 2023/07/03 07:10 | Tobias Slanina v Akito Itagaki | W | 3-0 |
| Challenger Series TT | 2023/06/23 09:50 | Tobias Slanina v Samuel Amann | W | 3-0 |
| Challenger Series TT | 2023/06/23 06:30 | Tobias Slanina v Ihor Zavadskyi | L | 1-3 |
| Challenger Series TT | 2023/07/04 06:30 | Kirill Fadeev v David Reitspies | W | 1-3 |
| Challenger Series TT | 2023/07/03 18:30 | David Reitspies v Akito Itagaki | W | 3-2 |
| Challenger Series TT | 2023/07/03 15:10 | David Reitspies v Daniel Rinderer | W | 3-0 |
| Challenger Series TT | 2023/07/03 13:10 | Benjamin Fruchart v David Reitspies | W | 1-3 |
| Challenger Series TT | 2023/07/03 10:30 | Mathias Golab v David Reitspies | W | 2-3 |
| Challenger Series TT | 2023/07/03 07:50 | Dennis Klein v David Reitspies | L | 3-1 |
| TT Star Series | 2023/06/06 15:15 | David Reitspies v Elias Ranefur | L | 1-3 |
| TT Star Series | 2023/06/06 13:24 | David Reitspies v Filip Zeljko | W | 3-1 |