Stadium: Ochsenhausen, Germany
| Challenger Series TT | 2023/07/04 08:30 | Akito Itagaki v Daniel Rinderer | W | 2-3 |
| Challenger Series TT | 2023/07/04 07:10 | Mathias Golab v Daniel Rinderer | W | 1-3 |
| Challenger Series TT | 2023/07/03 17:10 | Dennis Klein v Daniel Rinderer | L | 3-1 |
| Challenger Series TT | 2023/07/03 15:10 | David Reitspies v Daniel Rinderer | L | 3-0 |
| Challenger Series TT | 2023/07/03 12:30 | Tobias Slanina v Daniel Rinderer | W | 1-3 |
| Challenger Series TT | 2023/07/03 11:10 | Benjamin Fruchart v Daniel Rinderer | L | 3-2 |
| Challenger Series TT | 2023/07/03 06:30 | Kirill Fadeev v Daniel Rinderer | L | 3-1 |
| Challenger Series TT | 2023/02/21 10:10 | Daniel Rinderer v Miguel Nunez | L | 2-3 |
| Challenger Series TT | 2023/06/30 10:30 | Liang Qiu v Bohdan Sinkevych | L | 3-0 |
| Challenger Series TT | 2023/06/30 06:30 | Jeromy Loffler v Bohdan Sinkevych | L | 3-1 |
| Challenger Series TT | 2023/06/29 18:30 | Bohdan Sinkevych v Kirill Fadeev | L | 1-3 |
| Challenger Series TT | 2023/06/29 15:10 | Bohdan Sinkevych v Felix Kohler | L | 2-3 |
| Challenger Series TT | 2023/06/29 13:10 | Dauud Cheaib v Bohdan Sinkevych | L | 3-0 |
| Challenger Series TT | 2023/06/29 10:30 | Carlo Rossi v Bohdan Sinkevych | L | 3-0 |
| Challenger Series TT | 2023/06/29 07:50 | Anton Limonov v Bohdan Sinkevych | L | 3-0 |
| Challenger Series TT | 2023/05/29 11:10 | Peter Hribar v Bohdan Sinkevych | L | 3-0 |