| Challenger Series TT | 09/26 07:00 | - | Matthias Danzer v Marco Stefanidis | L | 3-0 | |
| Challenger Series TT | 09/25 17:30 | - | Samuel Amann v Marco Stefanidis | W | 1-3 | |
| Challenger Series TT | 09/25 14:30 | - | Oleksii Naplokov v Marco Stefanidis | L | 3-1 | |
| Challenger Series TT | 09/25 13:00 | - | Marcel Neumaier v Marco Stefanidis | L | 3-1 | |
| Challenger Series TT | 09/25 11:00 | - | Dauud Cheaib v Marco Stefanidis | L | 3-0 | |
| Challenger Series TT | 09/25 10:00 | - | Vincent Senkbeil v Marco Stefanidis | L | 3-0 | |
| Challenger Series TT | 09/25 06:30 | - | Chia-Hao Chang v Marco Stefanidis | L | 3-1 | |
| Challenger Series TT | 09/12 07:00 | - | Mohammad Mousavi Taher v Marco Stefanidis | L | 3-0 | |
| Challenger Series TT | 09/11 17:30 | - | Samuel Amann v Marco Stefanidis | W | 1-3 | |
| Challenger Series TT | 09/11 14:30 | - | Damian Zech v Marco Stefanidis | L | 3-2 | |
| Challenger Series TT | 09/11 13:00 | - | Tobias Saltzer v Marco Stefanidis | W | 1-3 | |
| Challenger Series TT | 09/11 11:00 | - | Niclas Reindl v Marco Stefanidis | L | 3-1 |