Stadium: Court 1 Round: 54 Ground: Carpet indoor
| ITF Czech Republic F7 | 2018/10/24 10:05 | Drzewiecki, Karol v Semjan, Marek | 6-1,3-6,6-4 |
| ITF Germany F14 | 2018/10/04 12:40 | Petr Nouza v Semjan, Marek | 6-7,6-0,4-6 |
| ITF Germany F14 | 2018/10/02 11:05 | Semjan, Marek v Laurin Aerne | 6-3,6-3 |
| Hungary F6, Singles | 2018/08/23 14:00 | Semjan, Marek v Rodriguez, Cristian | 7-6,2-6,3-6 |
| Hungary F6, Singles | 2018/08/22 12:10 | Semjan, Marek v Glvac, Andrej | 6-2,6-1 |
| Hungary F6, Singles | 2018/08/20 09:00 | Semjan, Marek v Samuel Puskar | 6-3,6-1 |
| Hungary F6, Singles | 2018/08/19 08:00 | Semjan, Marek v Toth, Gabor-Janos | 6-1,4-6,6-4 |
| ITF Serbia F2 | 2018/08/16 08:00 | Semjan, Marek v Tikhomirov, Maksim | 1-6,6-1,1-6 |
| ITF Slovakia F3 | 2018/08/05 08:00 | Michal Lusovsky v Andrej Krajcik | 6-7,6-2,3-6 |
| ITF Austria F5 Qual | 2018/07/28 07:00 | Michal Lusovsky v Karlo Cubelic | 3-6,6-4,6-7 |
| ITF Austria F4 Qual | 2018/07/21 07:30 | Nareyka, Bjorn v Michal Lusovsky | 6-3,3-6,6-3 |
| ITF Austria F3 | 2018/07/14 07:15 | Michal Lusovsky v Martin Zeljenka | 3-6,5-7 |
| Czech Republic F6, Singles Qualifying | 2018/07/07 07:30 | Necz, Andras v Michal Lusovsky | 6-2,6-3 |
| ITF Czech Republic F5 Qual | 2018/07/02 08:00 | Khomentovskiy, Matvey v Michal Lusovsky | 6-4,7-5 |
| ITF Czech Republic F5 Qual | 2018/07/01 08:00 | Pechala, Frantisek v Michal Lusovsky | 6-3,2-6,6-7 |
| ITF Egypt F10 | 2018/03/17 14:30 | Michal Lusovsky v Ren Nakamura | 4-6,4-6 |