Round: 44 Ground: Hardcourt outdoor
| ITF Qatar F5 Qual | 2017/12/10 15:30 | Mateusz Terczynski v Francesco Ferrari | 6-7,6-3,5-7 |
| ITF Qatar F5 Qual | 2017/12/09 10:30 | Mateusz Terczynski v Artem Strokan | 6-1,6-3 |
| ITF Czech Republic F11 | 2017/11/22 13:05 | Andrej Glvac v Mateusz Terczynski | 6-4,6-4 |
| ITF Czech Republic F10 | 2017/11/13 09:00 | Mateusz Terczynski v Karol Drzewiecki | 4-6,3-6 |
| ITF Czech Republic F9 | 2017/11/06 09:00 | Mateusz Terczynski v Brian Cernoch | 6-7,2-6 |
| ITF Belgium F11 | 2017/08/31 12:05 | Louis Wessels v Mateusz Terczynski | 6-2,6-4 |
| ITF Belgium F11 | 2017/08/29 10:00 | Aitor Aramburu v Mateusz Terczynski | 3-6,5-7 |
| ITF Belgium F10 | 2017/08/22 14:40 | Yannik Reuter v Mateusz Terczynski | 6-3,6-2 |
| ITF Germany F9 | 2017/07/31 09:00 | Raphael Loukas v Christophe Tholl | 3-6,4-6 |
| ITF Germany F9 | 2017/07/30 13:30 | Benedict Moerl v Raphael Loukas | 3-6,7-5,2-6 |
| Challenger Koblenz Qual | 2017/01/15 08:00 | Nils Langer v Raphael Loukas | 6-1,6-1 |