| ITF Poland F7 | 2017/07/27 08:00 | Michal Dembek v Olexiy Kolisnyk | 1-6,6-7 |
| Challenger Poznan | 2017/07/20 09:00 | Lukas Rosol v Michal Dembek | 7-6,6-3 |
| Challenger Poznan | 2017/07/18 08:30 | Michal Dembek v Yannik Reuter | 6-4,6-2 |
| ITF Poland F5 | 2017/07/11 09:50 | Michal Dembek v Maciej Smola | 1-6,6-7 |
| ITF Egypt F19 | 2017/07/05 17:55 | Michal Dembek v Michail Pervolarakis | 6-7,2-6 |
| ITF Egypt F18 | 2017/06/28 16:00 | Michal Dembek v Issam Haitham Taweel | 4-6,6-7 |
| ITF Poland F2 | 2017/06/19 11:05 | Michal Dembek v Elliott Orkin | 7-6,2-6,5-7 |
| ITF Poland F2 | 2017/06/18 08:30 | Michal Dembek v Oleksander Kyrychenko | 6-2,6-4 |
| ITF Austria F4 | 2017/07/25 10:25 | Dominic Weidinger v Petr Hajek | 7-6,6-2 |
| ITF Czech Republic F6 | 2017/07/17 08:00 | Petr Hajek v Lukas Klein | 4-6,1-6 |
| ITF Netherlands F4 | 2017/07/13 11:20 | Tom Farquharson v Petr Hajek | 6-2,7-6 |
| ITF Netherlands F4 | 2017/07/12 06:30 | Petr Hajek v Thiemo De Bakker | 6-5 |
| ITF Czech Republic F4 | 2017/07/05 08:00 | Petr Hajek v Marek Gengel | 0-6,3-6 |
| ITF Czech Republic F4 | 2017/07/04 09:45 | Petr Nouza v Petr Hajek | 5-7,1-6 |
| ITF Poland F2 | 2017/06/19 09:00 | Petr Hajek v Adam Chadaj | 3-6,4-6 |
| ITF Czech Republic F3 Qual | 2017/05/28 08:30 | Petr Hajek v Tadeas Paroulek | 3-6,5-7 |