Stadium: Court 2 Round: 25 Ground: Clay
| ITF M15 Piestany | 2019/07/18 08:00 | Marek Semjan v Petr Nouza | 4-6,6-7 |
| ITF M15 Piestany | 2019/07/17 10:30 | Marek Semjan v Zdenek Derkas | 6-3,7-6 |
| ITF M15 Telfs | 2019/07/10 08:00 | Marek Semjan v Lenny Hampel | 1-6,3-6 |
| ITF M15 Balatonalmadi | 2019/06/19 09:50 | Gabor Borsos v Marek Semjan | 6-3,6-3 |
| ITF M15 Balatonalmadi | 2019/06/18 08:00 | Joao Lucas Reis da Silva v Marek Semjan | 3-6,4-6 |
| ITF M15 Balatonalmadi | 2019/06/17 09:00 | Matthew Dellavedova v Marek Semjan | 5-7,1-6 |
| ITF M25 Gyula | 2019/05/30 08:00 | Marek Semjan v Fabrizio Ornago | 2-6,3-6 |
| ITF M25 Gyula | 2019/05/29 09:00 | Martins Rocens v Marek Semjan | 6-7,1-6 |
| ITF M15 Bratislava | 2019/08/27 08:00 | Michal Selecky v Danil Spasibo | 2-6,5-7 |
| ITF M15 Bratislava | 2019/08/26 08:00 | Michal Selecky v Daniel Vrba | 7-5,6-1 |
| ITF M15 Antalya | 2019/03/27 08:55 | Michal Selecky v Koray Kirci | 2-6,6-7 |
| ITF M15 Antalya | 2019/03/26 07:00 | Stefan Micov v Michal Selecky | 2-6,5-7 |
| ITF M15 Antalya | 2019/03/25 07:00 | Sabit Suntic v Michal Selecky | 6-3,2-6,2-10 |
| ITF M15 Antalya | 2019/03/18 07:15 | Takeru Yuzuki v Michal Selecky | 2-6,7-6,10-8 |
| ITF Czech Republic F11 Qual | 2018/11/19 11:00 | Jiri Barnat v Michal Selecky | 6-1,6-4 |
| ITF Czech Republic F9 | 2018/11/07 12:25 | Karol Drzewiecki v Michal Selecky | 6-4,6-3 |