Stadium: Court 3 Round: 54 Ground: Clay
| Challenger Poprad Tatry Qual | 2018/06/16 15:20 | Frank Dancevic v Vit Kopriva | 6-4,6-2 |
| Challenger Poprad Tatry Qual | 2018/06/16 12:10 | Frank Dancevic v Vitalii Shcherba | 6-0,6-1 |
| Challenger Poznan Qual | 2018/06/04 10:25 | Antoine Escoffier v Frank Dancevic | 4-6,6-4,6-2 |
| Challenger Poznan Qual | 2018/06/03 15:15 | Evan Furness v Frank Dancevic | 1-6,3-6 |
| Challenger Vicenza Qual | 2018/05/27 09:00 | Edoardo Eremin v Frank Dancevic | 6-2,6-3 |
| Challenger Vicenza Qual | 2018/05/26 09:35 | Frank Dancevic v Ante Pavic | 6-3,7-5 |
| ATP Geneva Qual | 2018/05/20 09:00 | Noah Rubin v Frank Dancevic | 7-6,7-6 |
| ATP Geneva Qual | 2018/05/19 10:15 | Frank Dancevic v Jan Choinski | 7-6,7-5 |
| Challenger Poprad Tatry Qual | 2018/06/16 16:25 | Peter Goldsteiner v David Poljak | 0-6,7-6,4-6 |
| Challenger Prostejov Qual | 2018/06/03 14:20 | David Poljak v Evgeny Karlovskiy | 3-6,4-6 |
| Challenger Prostejov Qual | 2018/06/03 08:00 | David Poljak v Patrik Nema | 2-6,6-2,6-4 |
| ITF Poland F3 | 2018/05/18 10:00 | Marvin Netuschil v David Poljak | 6-1,6-0 |
| ITF Poland F3 | 2018/05/15 09:10 | Timur Kiyamov v David Poljak | 5-7,6-2,1-6 |
| ITF Poland F2 | 2018/05/07 11:00 | David Poljak v Luca Gelhardt | 4-6,2-6 |
| Challenger Ostrava Qual | 2018/04/28 10:05 | David Poljak v Patricio Heras | 3-6,3-6 |
| ITF Egypt F14 | 2018/04/22 08:00 | Alessandro Bega v David Poljak | 6-4,6-3 |