Stadium: Court 5 Round: 62 Ground: Clay
| ITF Slovakia F1 | 2018/07/23 09:00 | Isa Mammetgulyyev v Martin Zeljenka | 6-4,6-1 |
| ITF Slovakia F1 | 2018/07/22 08:00 | Roman Garkavenko v Martin Zeljenka | 2-6,1-6 |
| ITF Austria F3 | 2018/07/15 08:00 | Ivan Davydov v Martin Zeljenka | 6-0,6-4 |
| ITF Austria F3 | 2018/07/14 12:30 | Martin Zeljenka v Andras Necz | 6-2,6-1 |
| ITF Austria F3 | 2018/07/14 07:15 | Michal Lusovsky v Martin Zeljenka | 3-6,5-7 |
| ITF Hungary F5 Qual | 2018/06/16 08:00 | Strahinja Rakic v Martin Zeljenka | 6-2,6-3 |
| ITF Hungary F4 Qual | 2018/06/11 09:30 | Martin Zeljenka v Gorazd Srbljak | 2-6,1-6 |
| ITF Hungary F4 Qual | 2018/06/10 11:00 | Tomas Liska v Martin Zeljenka | 6-0,6-7,2-6 |
| ITF Slovakia F1 | 2018/07/21 08:00 | Nemanja Subanovic v Adam Blecha | 2-6,7-6,7-5 |
| ITF Czech Republic F5 Qual | 2018/07/01 08:00 | Adam Blecha v Isa Mammetgulyyev | 6-7,6-3,3-6 |
| ITF Czech Republic F4 Qual | 2018/06/23 08:00 | Adam Blecha v Samm Butler | 7-5,5-7,1-6 |
| ITF Czech Republic F3 Qual | 2018/05/27 09:00 | Szymon Walkow v Adam Blecha | 6-1,7-5 |
| ITF Czech Republic F3 Qual | 2018/05/26 08:00 | Dominique Graf v Adam Blecha | 0-6,3-6 |
| ITF Czech Republic F1 | 2018/05/15 11:20 | Peter Torebko v Adam Blecha | 2-6,6-2,6-3 |
| ITF Czech Republic F1 | 2018/05/13 10:00 | David Mrazek v Adam Blecha | 6-3,5-7,4-6 |
| ITF Czech Republic F1 | 2018/05/12 09:00 | Adam Blecha v Masayoshi Ono | 6-3,6-2 |