Stadium: Centre Court Round: 62 Ground: Carpet indoor
| Challenger Poprad Tatry Qual | 2018/06/16 08:45 | Dominik Kellovsky v Pavel Nejedly | 1-6,3-6 |
| Challenger Prostejov Qual | 2018/06/03 08:00 | Jaroslav Pospisil v Dominik Kellovsky | 6-3,6-4 |
| ITF Czech Republic F3 | 2018/05/29 12:00 | Jan Mertl v Dominik Kellovsky | 6-3,6-3 |
| ITF Czech Republic F2 | 2018/05/24 08:30 | Dominik Kellovsky v Peter Heller | 1-6,2-6 |
| ITF Czech Republic F2 | 2018/05/23 08:00 | Jiri Lehecka v Dominik Kellovsky | 7-5,1-6,4-6 |
| Challenger Ostrava | 2018/05/01 10:20 | Dominik Kellovsky v Zdenek Kolar | 2-6,7-6,5-7 |
| Challenger Francavilla Qual | 2018/04/22 09:40 | Dominik Kellovsky v Elliot Benchetrit | 1-6,4-6 |
| ITF Egypt F13 | 2018/04/09 08:30 | Dominik Kellovsky v Jack Draper | 6-3,4-6,6-7 |
| ITF Czech Republic F4 Qual | 2018/06/23 08:00 | Agustin Maria Gascia v Martin Fekiac | 1-6,6-7 |
| ITF Poland F4 | 2018/05/21 11:00 | Martin Fekiac v Ivan Yatsuk | 6-3,4-6,4-6 |
| ITF Poland F4 | 2018/05/21 07:00 | Martin Fekiac v Jakub Grzegorczyk | 6-2,6-0 |
| ITF Poland F3 | 2018/05/15 07:30 | Marek Jaloviec v Martin Fekiac | 6-3,6-4 |
| ITF Poland F3 Qual | 2018/05/14 07:30 | Martin Fekiac v Makary Adamek | 6-3,6-2 |
| ITF Poland F3 | 2018/05/13 07:00 | Martin Fekiac v Sean Collins | 6-2,6-3 |
| ITF Greece F2 | 2018/03/05 07:30 | Martin Fekiac v Mateo Nicolas Martinez | 1-6,1-6 |
| ITF Greece F2 | 2018/03/04 09:30 | Federico Moreno v Martin Fekiac | 2-6,4-6 |