Stadium: Court 3 Round: 44 Ground: Hardcourt outdoor
| ITF Qatar F4 | 2017/12/06 12:00 | Marek Semjan v Antoine Escoffier | 2-6,3-6 |
| ITF Qatar F4 | 2017/12/05 12:00 | Hamad Almohannadi v Marek Semjan | 1-6,0-6 |
| ITF Qatar F4 Qual | 2017/12/04 12:00 | Fran Zvonimir Zgombic v Marek Semjan | 2-6,6-1,3-6 |
| ITF Qatar F4 Qual | 2017/12/03 15:05 | Martin Nygaard v Marek Semjan | 2-6,2-6 |
| ITF Czech Republic F11 | 2017/11/22 11:35 | Dominik Kellovsky v Marek Semjan | 6-3,7-6 |
| ITF Czech Republic F11 Qual | 2017/11/19 13:00 | Marek Semjan v Nenad Vladusic | 6-3,7-6 |
| ITF Czech Republic F10 | 2017/11/13 11:30 | Tomas Machac v Marek Semjan | 6-4,6-3 |
| Challenger Bratislava Qual | 2017/11/04 10:20 | Franko Skugor v Marek Semjan | 6-2,6-1 |
| ITF Qatar F6 Qual | 2017/12/17 11:25 | Juan David Ramirez v Jaimee Floyd Angele | 3-6,2-6 |
| ITF Qatar F5 Qual | 2017/12/10 14:00 | Juan David Ramirez v Mikalai Haliak | 5-7,3-6 |
| ITF Qatar F5 Qual | 2017/12/09 10:55 | Juan David Ramirez v Jarryd Bant | 4-6,6-2,6-2 |
| ITF Qatar F4 Qual | 2017/12/03 12:00 | Mirko Cutuli v Juan David Ramirez | 6-2,6-3 |
| ITF Portugal F18 | 2017/08/26 09:00 | Juan David Ramirez v Goncalo Andrade | 3-6,6-4,0-6 |
| ITF Portugal F17 | 2017/08/19 08:30 | Juan David Ramirez v Tomas Almeida | 0-6,3-6 |
| ITF Portugal F16 | 2017/08/12 10:00 | Juan David Ramirez v Euan Mcintosh | 1-6,3-6 |
| ITF Portugal F15 | 2017/08/08 11:50 | Aryan Goveas v Juan David Ramirez | 7-5,6-0 |