Stadium: Court 3 Round: 26 Ground: Hardcourt indoor
| ITF Germany F15 | 2017/10/18 12:05 | Tom Farquharson v Karol Drzewiecki | 5-7,3-6 |
| ITF Germany F15 | 2017/10/16 10:00 | Karol Drzewiecki v Marcus Mansson | 6-4,7-5 |
| Challenger Szczecin | 2017/09/12 12:30 | Guido Andreozzi v Karol Drzewiecki | 7-6,6-2 |
| ITF Poland F11 | 2017/08/31 14:30 | Karol Drzewiecki v Pawel Juszczak | 3-6,4-6 |
| ITF Poland F11 | 2017/08/29 09:00 | Karol Drzewiecki v Maciej Kazanowski | 6-2,6-1 |
| ITF Poland F10 | 2017/08/22 09:35 | Karol Drzewiecki v Aleksandar Vukic | 3-6,6-3,3-6 |
| ITF Poland F10 Qual | 2017/08/21 09:45 | Karol Drzewiecki v David Norfeldt | 6-4,6-2 |
| ITF Poland F10 Qual | 2017/08/20 08:00 | Karol Drzewiecki v Marco Di Maro | 6-1,7-6 |
| ITF Germany F15 | 2017/10/18 14:10 | Kristian Lozan v Tillmann Erdbories | 7-6,6-2 |
| ITF Tunisia F29 | 2017/10/06 13:25 | Kristian Lozan v Francois-Arthur Vibert | 2-6,0-6 |
| ITF Tunisia F28 | 2017/09/27 08:30 | Kristian Lozan v Florent Diep | 4-6,4-6 |
| ITF Tunisia F27 | 2017/09/19 08:30 | Dejan Katic v Kristian Lozan | 6-4,6-0 |
| ITF Poland F11 | 2017/08/29 11:50 | Mateusz Kowalczyk v Kristian Lozan | 6-4,6-1 |
| ITF Poland F10 | 2017/08/22 09:55 | Michal Dembek v Kristian Lozan | 6-2,6-2 |
| ITF Russia F7 | 2017/08/18 08:30 | Artur Shakhnubaryan v Kristian Lozan | 6-3,7-5 |
| ITF Russia F7 | 2017/08/17 07:00 | Kristian Lozan v Yan Sabanin | 6-2,6-3 |