Round: 25 Ground: Clay
| Challenger Ostrava | 2017/05/02 08:00 | Ruben Ramirez-Hidalgo v David Poljak | 6-3,6-2 |
| ITF Egypt F12 | 2017/04/05 08:00 | David Poljak v Adrian Andrzejczuk | 3-6,3-6 |
| ITF Egypt F11 | 2017/03/30 09:40 | David Poljak v Francesco Vilardo | 6-7,4-6 |
| ITF Egypt F11 | 2017/03/29 10:30 | Issam Haitham Taweel v David Poljak | 6-7,4-6 |
| ITF Egypt F10 | 2017/03/22 11:55 | David Poljak v Vladyslav Manafov | 6-7,6-7 |
| ITF Egypt F7 | 2017/03/02 08:00 | David Poljak v Karim-Mohamed Maamoun | 6-7,5-7 |
| ITF Egypt F7 | 2017/03/01 12:45 | Oleksandr Bielinskyi v David Poljak | 2-6,2-6 |
| ITF Egypt F6 | 2017/02/23 09:10 | David Poljak v Artem Smirnov | 3-6,4-6 |
| ITF Czech Republic F1 Qual | 2017/05/15 09:20 | Ondrej Krstev v Tadeas Paroulek | 7-5,2-6,7-5 |
| ITF Czech Republic F1 Qual | 2017/05/14 09:00 | Ondrej Krstev v Andrej Glvac | 5-7,6-4,6-4 |
| ITF Czech Republic F1 Qual | 2017/05/13 09:00 | Ondrej Krstev v Dominik Suc | 6-4,6-3 |
| ITF Hungary F1 | 2017/05/09 10:40 | Ondrej Krstev v Patrik Nema | 4-6,5-7 |
| ITF Hungary F1 | 2017/05/08 08:00 | Ondrej Krstev v Peter Balla | 6-1,6-2 |
| ITF Greece F5 | 2017/04/04 06:30 | Ondrej Krstev v Andrea Vavassori | 4-6,4-6 |
| ITF Greece F4 | 2017/03/27 06:30 | Ondrej Krstev v Ben Jones | 3-6,5-7 |
| ITF Greece F4 | 2017/03/26 10:00 | Ondrej Krstev v Vasilios Caripi | 6-1,6-3 |