| Challenger Series TT | 04/12 09:25 | - | Marco Stefanidis v Свен Хаппек | L | 1-3 | |
| Challenger Series TT | 04/12 06:30 | - | Marco Stefanidis v Адриан Котон | L | 0-3 | |
| Challenger Series TT | 04/11 16:25 | - | Marco Stefanidis v Альберто Лилло | L | 0-3 | |
| Challenger Series TT | 04/11 15:15 | - | Marco Stefanidis v Рафаэль Турини | L | 1-3 | |
| Challenger Series TT | 04/11 11:10 | - | Marco Stefanidis v Дамиан Зеч | W | 3-1 | |
| Challenger Series TT | 04/11 08:50 | - | Marco Stefanidis v Александр Валуч | L | 1-3 | |
| Challenger Series TT | 04/11 06:30 | - | Marco Stefanidis v Daniel Rinderer | L | 2-3 | |
| Challenger Series TT | 03/12 10:45 | - | Ирвин Бертран v Marco Stefanidis | W | 2-3 | |
| Challenger Series TT | 03/12 08:10 | - | Marco Stefanidis v Miguel Nunez Tapia | L | 1-3 | |
| Challenger Series TT | 03/11 20:10 | - | Akos Kishegyi v Marco Stefanidis | W | 1-3 | |
| Challenger Series TT | 03/11 17:30 | - | Диего Лилло v Marco Stefanidis | L | 3-2 | |
| Challenger Series TT | 03/11 14:50 | - | Marco Stefanidis v Mohammed Javad Sohrabi | L | 2-3 | |
| Challenger Series TT | 03/11 11:30 | - | Marco Stefanidis v Mike Hollo | L | 0-3 | |
| Challenger Series TT | 03/11 09:30 | - | Marco Stefanidis v Свен Хаппек | W | 3-0 | |
| Challenger Series TT | 11/28 11:30 | - | Marco Stefanidis v Дамиан Зеч | - | Cancelled | |
| Challenger Series TT | 11/28 08:50 | - | Marco Stefanidis v Michael Fuchs | - | Cancelled | |
| Challenger Series TT | 11/27 20:10 | - | Marco Stefanidis v Johannes Willeke | - | Cancelled | |
| Challenger Series TT | 11/27 15:30 | - | Marco Stefanidis v Kirill Fadeev | - | Cancelled | |
| Challenger Series TT | 11/27 13:30 | - | Marco Stefanidis v Армин Аличич | - | away | |
| Challenger Series TT | 11/27 10:10 | - | Альяз Годес v Marco Stefanidis | L | 3-1 | |
| Challenger Series TT | 11/27 08:10 | - | Marco Stefanidis v Michael Engelhardt | - | Cancelled | |
| Challenger Series TT | 11/27 08:10 | - | Marco Stefanidis v Лианг Цю | L | 0-3 | |
| Challenger Series TT | 09/15 09:50 | - | Marco Stefanidis v Гуиллайме Алькайде | L | 0-3 | |
| Challenger Series TT | 09/15 07:50 | - | Marco Stefanidis v Даууд Чеаиб | - | Cancelled | |
| Challenger Series TT | 09/14 17:50 | - | Marco Stefanidis v Антонин Гавлас | L | 0-3 | |
| Challenger Series TT | 09/14 14:30 | - | Marco Stefanidis v Симон Берглунд | L | 0-3 | |
| Challenger Series TT | 09/14 12:30 | - | Marco Stefanidis v Akito Itagaki | W | 3-1 | |
| Challenger Series TT | 09/14 09:10 | - | Цзин Уэда v Marco Stefanidis | L | 3-0 | |
| Challenger Series TT | 09/14 07:10 | - | Marco Stefanidis v Kirill Fadeev | L | 1-3 | |
| Challenger Series TT | 08/18 09:50 | - | Marco Stefanidis v Тобиас Сланина | L | 2-3 |