Stadium: Ochsenhausen, Germany
| Challenger Series TT | 2023/08/17 06:30 | Marco Stefanidis v Dennis Klein | L | 0-3 |
| Challenger Series TT | 2023/06/19 11:50 | Dennis Klein v Marco Stefanidis | L | 3-0 |
| Challenger Series TT | 2023/02/09 13:30 | Marco Stefanidis v Dennis Klein | L | 1-3 |
| Challenger Series TT | 2024/03/12 10:45 | Irvin Bertrand v Marco Stefanidis | W | 2-3 |
| Challenger Series TT | 2024/03/11 20:10 | Akos Kishegyi v Marco Stefanidis | W | 1-3 |
| Challenger Series TT | 2024/03/11 17:30 | Diego Lillo v Marco Stefanidis | L | 3-2 |
| Challenger Series TT | 2024/03/11 14:50 | Marco Stefanidis v Mohammed Javad Sohrabi | L | 2-3 |
| Challenger Series TT | 2024/03/11 11:30 | Marco Stefanidis v Mike Hollo | L | 0-3 |
| Challenger Series TT | 2024/03/11 09:30 | Marco Stefanidis v Sven Happek | W | 3-0 |
| Challenger Series TT | 2023/11/27 10:10 | Aljaz Godec v Marco Stefanidis | L | 3-1 |
| Challenger Series TT | 2023/11/27 08:10 | Marco Stefanidis v Liang Qiu | L | 0-3 |
| 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 |