Stadium: Ochsenhausen, Germany
| Challenger Series TT | 2024/02/27 14:30 | Liang Qiu v Dennis Klein | W | 1-3 |
| Challenger Series TT | 2024/02/27 13:05 | Dennis Klein v Mohammed Javad Sohrabi | W | 3-0 |
| Challenger Series TT | 2024/02/27 08:50 | Alexander Valuch v Dennis Klein | W | 1-3 |
| Challenger Series TT | 2024/02/26 20:50 | Samuel Amann v Dennis Klein | W | 0-3 |
| Challenger Series TT | 2024/02/26 18:50 | Akito Itagaki v Dennis Klein | L | 3-1 |
| Challenger Series TT | 2024/02/26 16:50 | Dennis Klein v Mohammed Javad Sohrabi | W | 3-0 |
| Challenger Series TT | 2024/02/26 14:10 | Dennis Klein v Sven Happek | W | 3-0 |
| Challenger Series TT | 2024/02/26 12:10 | Dennis Klein v Haruki Harada | L | 2-3 |