Stadium: Svijany Court Round: 46
| Challenger Liberec Qual | 2018/07/28 08:00 | Martin Bugaj v Radek Cyprich | 6-1,6-2 |
| ITF Slovakia F1 | 2018/07/22 08:00 | Martin Bugaj v Albert Sprlak Puk | 6-3,3-6,2-6 |
| ITF Czech Republic F6 | 2018/07/11 10:30 | Dominik Kellovsky v Martin Bugaj | 6-4,6-2 |
| ITF Czech Republic F6 | 2018/07/10 08:00 | Martin Bugaj v Shuichi Sekiguchi | 6-1,6-2 |
| ITF Czech Republic F1 | 2018/05/14 08:00 | Marek Semjan v Martin Bugaj | 6-1,6-2 |
| ITF Turkey F12 | 2018/03/24 06:30 | Denis Klok v Martin Bugaj | 6-3,3-6,7-5 |
| ITF Turkey F11 | 2018/03/17 08:30 | Gabriel Donev v Martin Bugaj | 6-2,7-5 |
| Challenger Tampere Qual | 2018/07/22 11:45 | Nik Razborsek v Markus Eriksson | 3-6,4-6 |
| Challenger Tampere | 2018/07/21 13:55 | Kristjan Tamm v Nik Razborsek | 6-2,3-6,6-7 |
| ATP Umag Qual | 2018/07/15 10:00 | Alexey Vatutin v Nik Razborsek | 6-2,6-3 |
| ITF Italy F14 | 2018/06/16 14:00 | Nik Razborsek v Riccardo Bellotti | 4-6,3-6 |
| ITF Italy F14 | 2018/06/15 14:30 | Nik Razborsek v Jacopo Berrettini | 6-4,6-4 |
| ITF Italy F14 | 2018/06/14 16:00 | Giovanni Fonio v Nik Razborsek | 6-7,2-6 |
| ITF Italy F14 | 2018/06/13 17:45 | Nik Razborsek v Martins Podzus | 6-2,6-1 |
| ITF Italy F14 | 2018/06/11 15:15 | Filippo Leonardi v Nik Razborsek | 6-4,4-6,4-6 |