Round: 25 Ground: Clay
| ITF Spain F20 | 2017/07/06 15:35 | Carlos Taberner v Semmler, Miguel | 6-4,6-3 |
| ITF Spain F20 | 2017/07/05 08:00 | Mancineiras Cornella, Oscar v Semmler, Miguel | 3-6,6-4,2-6 |
| ITF Spain F20 | 2017/07/04 13:30 | Semmler, Miguel v Irigaray Guarne, Pablo | 6-1,6-3 |
| ITF Romania F4 | 2017/06/24 08:00 | Michiel de Krom v Semmler, Miguel | 2-6,6-1,7-6 |
| ITF Romania F4 | 2017/06/22 10:25 | Melnic, Vladislav v Semmler, Miguel | 6-4,3-6,2-6 |
| ITF Romania F4 | 2017/06/21 07:00 | Maiga, Riccardo v Semmler, Miguel | 4-6,7-5,2-6 |
| ITF Spain F17 | 2017/06/14 14:00 | Semmler, Miguel v Ewan Moore | 4-6,2-6 |
| Tunisia F19, Singles Qualifying | 2017/05/21 09:00 | Semmler, Miguel v Mariano Kestelboim | 2-6,1-6 |
| ITF Spain F20 | 2017/07/04 09:00 | Lizariturry, Juan v Boris Pokotilov | 6-1,6-0 |
| ITF Spain F14 | 2017/05/13 07:00 | Felipe Meligeni Rodrigues Alves v Boris Pokotilov | 6-3,6-3 |
| ITF Spain F13 | 2017/05/08 08:30 | Ayala Hernandez, Antonio Javier v Boris Pokotilov | 6-0,5-7,6-4 |
| ITF Spain F13 | 2017/05/07 10:00 | Irigaray Guarne, Pablo v Boris Pokotilov | 6-3,1-6,6-7 |
| ITF Spain F13 | 2017/05/06 12:30 | Vila Antuna, Axel v Boris Pokotilov | 2-6,2-6 |
| ITF Kazakhstan F5 Qual | 2017/04/23 04:00 | Anton Chekhov v Boris Pokotilov | 1-6,6-1,6-1 |
| ITF Kazakhstan F3 | 2017/04/11 09:35 | Boris Pokotilov v Pavel Kotov | 1-6,2-6 |
| ITF Kazakhstan F3 Qual | 2017/04/09 08:00 | Dorozhkin, Sergey v Boris Pokotilov | 3-6,5-7 |