Estadio: Ochsenhausen, Germany
| Challenger Series TT | 2023/07/06 14:30 | Hannes Hormann v Dennis Klein | L | 0-3 |
| Challenger Series TT | 2023/02/02 17:30 | Dennis Klein v Hannes Hormann | L | 3-0 |
| Challenger Series TT | 2024/01/09 13:50 | Hannes Hormann v Takumi Kageyama | L | 0-3 |
| Challenger Series TT | 2024/01/09 12:25 | Dauud Cheaib v Hannes Hormann | L | 3-0 |
| Challenger Series TT | 2024/01/09 09:30 | Bohdan Sinkevych v Hannes Hormann | W | 1-3 |
| Challenger Series TT | 2024/01/09 08:10 | Reda Nemras v Hannes Hormann | L | 3-1 |
| Challenger Series TT | 2024/01/08 18:10 | Sven Happek v Hannes Hormann | W | 1-3 |
| Challenger Series TT | 2024/01/08 16:10 | Dauud Cheaib v Hannes Hormann | L | 3-0 |
| Challenger Series TT | 2024/01/08 13:30 | Jeromy Loffler v Hannes Hormann | W | 1-3 |
| Challenger Series TT | 2024/01/08 12:10 | Takumi Kageyama v Hannes Hormann | L | 3-1 |
| Challenger Series TT | 2023/12/19 11:00 | Benjamin Fruchart v Dennis Klein | L | 3-2 |
| Challenger Series TT | 2023/12/19 09:30 | Akito Itagaki v Dennis Klein | W | 0-3 |
| Challenger Series TT | 2023/12/19 08:10 | Adrien Coton v Dennis Klein | W | 0-3 |
| Challenger Series TT | 2023/12/18 18:10 | Damian Zech v Dennis Klein | W | 0-3 |
| Challenger Series TT | 2023/12/18 16:10 | Benjamin Fruchart v Dennis Klein | L | 3-2 |
| Challenger Series TT | 2023/12/18 13:30 | Liang Qiu v Dennis Klein | L | 3-1 |
| Challenger Series TT | 2023/12/18 12:10 | Damien Llorca v Dennis Klein | L | 3-2 |
| Challenger Series TT | 2023/12/18 07:30 | Daniel Rinderer v Dennis Klein | W | 1-3 |