Stadium: C Round: 25 Ground: Clay
| ITF Turkey F22 | 2018/06/08 07:30 | Christopher Heyman v Wilson Leite | 6-1,3-6,6-2 |
| ITF Turkey F22 | 2018/06/07 09:05 | Christopher Heyman v Koray Kirci | 6-2,6-2 |
| ITF Turkey F22 | 2018/06/06 09:20 | Christopher Heyman v Alexander Weis | 3-6,6-0,6-4 |
| ITF Turkey F21 | 2018/06/01 09:55 | Christopher Heyman v Georg Winkler | 3-6,6-4,6-3 |
| ITF Turkey F21 | 2018/05/31 11:10 | Christopher Heyman v Jonas Trinker | 6-7,6-3,7-6 |
| ITF Turkey F21 | 2018/05/29 07:30 | Christopher Heyman v Neven Krivokuca | 7-6,6-0 |
| Challenger Lisbon Qual | 2018/05/12 13:35 | Christopher Heyman v David Vega Hernandez | 1-6,3-6 |
| Challenger Braga | 2018/05/08 17:25 | Pedro Sousa v Christopher Heyman | 6-2,6-2 |
| Challenger Poznan | 2018/06/06 10:00 | Michal Dembek v Matteo Donati | 6-7,3-6 |
| ITF Poland F4 | 2018/05/24 10:20 | Pavel Nejedly v Michal Dembek | 6-4,6-2 |
| ITF Poland F4 | 2018/05/22 10:25 | Michal Dembek v Andres F Canovas | 6-3,6-4 |
| ITF Poland F4 | 2018/05/21 07:00 | Michal Dembek v Filip Kolasinski | 6-3,6-2 |
| ITF Poland F4 | 2018/05/20 11:00 | Michal Dembek v Daniel Vrba | 6-2,6-3 |
| ITF Poland F3 | 2018/05/18 10:00 | Marek Jaloviec v Michal Dembek | 7-5,6-2 |
| ITF Poland F3 | 2018/05/15 07:30 | Facundo Jofre v Michal Dembek | 2-6,2-6 |
| ITF Poland F1 | 2018/05/05 10:00 | Michal Dembek v Michael Vrbensky | 7-5,6-7,1-6 |