Stadium: Court 1 Round: 25 Ground: Clay
| ITF Poland F4 | 2018/05/24 08:00 | Павел Юшчак v Marek Semjan | 3-6,6-3,6-1 |
| ITF Poland F4 | 2018/05/21 09:00 | Marek Semjan v Михал Микула | 7-5,6-3 |
| ITF Czech Republic F1 | 2018/05/15 10:30 | Marek Semjan v Лоран Локоли | 5-7,0-6 |
| ITF Czech Republic F1 | 2018/05/14 08:00 | Marek Semjan v Martin Bugaj | 6-1,6-2 |
| ITF Czech Republic F1 | 2018/05/13 08:00 | Marek Semjan v Майкъл Пати | 6-1,6-1 |
| ITF Kazakhstan F4 Qual | 2018/04/15 09:30 | Marek Semjan v Алескандър Метревели | 4-6,6-7 |
| ITF Kazakhstan F3 | 2018/04/10 10:00 | Иван Гахов v Marek Semjan | 6-2,6-4 |
| ITF Kazakhstan F3 Qual | 2018/04/09 04:00 | Marek Semjan v Иван Калинин | 6-4,6-2 |
| ITF Bosnia and Herzegovina F3 Qual | 2018/05/28 16:05 | Nemanja Subanovic v Milos Nikolic | 2-6,3-6 |
| ITF Bosnia and Herzegovina F3 Qual | 2018/05/27 13:30 | Jan Vehovec v Milos Nikolic | 5-7,3-6 |
| ITF Bosnia and Herzegovina F3 Qual | 2018/05/26 12:30 | Stefan Suvajac v Milos Nikolic | 5-7,6-4,4-6 |
| ITF Turkey F20 | 2018/05/22 07:30 | Корай Кирчи v Milos Nikolic | 5-7,6-0,6-3 |
| ITF Turkey F20 Qual | 2018/05/21 09:10 | Greg Polmans v Milos Nikolic | 5-7,2-6 |
| ITF Turkey F20 Qual | 2018/05/20 07:30 | Османджан Сойлер v Milos Nikolic | 2-6,1-6 |
| ITF Turkey F19 Qual | 2018/05/14 07:30 | Амаури Делмас v Milos Nikolic | 7-6,6-4 |
| ITF Hungary F1 Qual | 2018/05/06 08:00 | Milos Nikolic v Cristian Stefan Moldovan | 6-4,7-5 |