| Challenger Series TT | 2023/07/03 17:10 | Dennis Klein v Daniel Rinderer | L | 3-1 |
| Challenger Series TT | 2023/01/09 11:30 | Daniel Rinderer v Dennis Klein | W | 3-2 |
| Challenger Series TT | 2022/09/29 17:50 | Dennis Klein v Daniel Rinderer | L | 3-0 |
| Challenger Series TT | 2022/09/06 11:25 | Dennis Klein v Daniel Rinderer | L | 3-2 |
| Challenger Series TT | 2022/09/05 09:10 | Daniel Rinderer v Dennis Klein | L | 0-3 |
| Challenger Series TT | 2022/09/01 06:30 | Dennis Klein v Daniel Rinderer | L | 3-0 |
| Challenger Series TT | 2022/07/12 07:10 | Daniel Rinderer v Dennis Klein | L | 1-3 |
| Challenger Ochsenhausen | 2022/06/23 09:10 | Dennis Klein v Daniel Rinderer | W | 0-3 |
| Challenger Series TT | 2023/08/17 09:10 | Marco Stefanidis v Daniel Rinderer | W | 1-3 |
| Challenger Series TT | 2023/08/17 07:10 | Daniel Rinderer v Tobias Slanina | W | 3-1 |
| Challenger Series TT | 2023/08/15 12:10 | Daniel Rinderer v Carlos Caballero | L | 2-3 |
| Challenger Series TT | 2023/08/15 10:05 | Dauud Cheaib v Daniel Rinderer | W | 1-3 |
| Challenger Series TT | 2023/08/15 09:10 | Daniel Rinderer v Makoto Nogami | L | 2-3 |
| Challenger Series TT | 2023/08/15 07:10 | Daniel Rinderer v Dauud Cheaib | L | 0-3 |
| Challenger Series TT | 2023/08/14 17:50 | Daniel Rinderer v Carlos Caballero | L | 1-3 |
| Challenger Series TT | 2023/08/14 14:30 | Daniel Rinderer v Samuel Amann | W | 3-0 |
| Challenger Series TT | 2023/08/17 11:10 | Alvaro Gainza v Dennis Klein | W | 0-3 |
| Challenger Series TT | 2023/08/17 06:30 | Marco Stefanidis v Dennis Klein | W | 0-3 |
| Challenger Series TT | 2023/07/27 09:50 | Dennis Klein v Antonin Gavlas | L | 0-3 |
| Challenger Series TT | 2023/07/27 07:50 | Dennis Klein v Guillaume Alcayde | W | 3-1 |
| Challenger Series TT | 2023/07/11 13:30 | Dennis Klein v Benjamin Fruchart | W | 3-0 |
| Challenger Series TT | 2023/07/11 11:25 | Dennis Klein v Akos Kishegyi | W | 3-0 |
| Challenger Series TT | 2023/07/11 09:10 | Dennis Klein v Armin Alicic | W | 3-1 |
| Challenger Series TT | 2023/07/10 19:50 | Dennis Klein v Kestutis Zeimys | W | 3-0 |