Stadium: Court 2 Round: 54 Ground: Hardcourt indoor
| ITF Slovakia F3 | 2017/08/06 07:00 | Semjan, Marek v Fekiac, Martin | 7-6,7-6 |
| ITF Czech Republic F7 Qual | 2017/10/23 11:30 | Semjan, Marek v Vachtl, Jiri | 7-6,6-2 |
| ITF Egypt F28 | 2017/10/02 14:00 | Perez Sanz, David v Semjan, Marek | 7-5,6-3 |
| ITF Egypt F28 | 2017/10/01 14:00 | Da Lio, Tristan v Semjan, Marek | 1-6,1-6 |
| Hungary F6, Singles | 2017/08/22 10:00 | Semjan, Marek v Lukas Klein | 2-6,4-6 |
| ITF Slovakia F3 | 2017/08/09 09:40 | Bensoussan, Samuel v Semjan, Marek | 7-5,2-6,7-6 |
| ITF Slovakia F3 | 2017/08/08 08:00 | Semjan, Marek v Vachtl, Jiri | 7-6,7-6 |
| ITF Slovakia F3 | 2017/08/07 08:00 | Semjan, Marek v Akbar, Mohammad Abid Ali Khan | 3-6,6-4,7-5 |
| ITF Slovakia F3 | 2017/08/06 07:00 | Semjan, Marek v Fekiac, Martin | 7-6,7-6 |
| ITF Hungary F8 Qual | 2017/09/03 07:30 | Alexey Aleshchev v Fekiac, Martin | 7-5,3-6,6-0 |
| ITF Poland F11 | 2017/08/30 09:00 | Fekiac, Martin v Chadaj, Adam | 1-6,5-7 |
| ITF Poland F11 | 2017/08/28 10:25 | Andrzejczuk, Adrian v Fekiac, Martin | 6-4,4-6,2-6 |
| ITF Poland F11 | 2017/08/27 08:00 | Bedra, Michal v Fekiac, Martin | 1-6,0-6 |
| Hungary F6, Singles | 2017/08/22 14:05 | Nejedly, Pavel v Fekiac, Martin | 7-6,6-2 |
| ITF Hungary F6 Qual | 2017/08/21 08:30 | Fekiac, Martin v Arh, Anze | 6-2,5-7,6-1 |
| ITF Slovakia F3 | 2017/08/06 07:00 | Semjan, Marek v Fekiac, Martin | 7-6,7-6 |
| ITF Austria F3 | 2017/07/15 07:00 | de Bruijn, Ricky v Fekiac, Martin | 6-2,6-2 |