Stadium: Center Round: 54 Ground: Hardcourt outdoor
| ITF Uzbekistan F1 Qual | 2017/04/17 05:00 | Shonigmatjon Shofayziyev v Grigoriy Korobeynikov | 6-0,6-3 |
| ITF Uzbekistan F2 Qual | 2018/04/22 05:00 | Aleksei Khomich v Grigoriy Korobeynikov | 6-0,6-7,6-7 |
| ITF Uzbekistan F1 Qual | 2018/04/15 06:00 | Mikalai Haliak v Grigoriy Korobeynikov | 7-6,6-3 |
| ITF Kazakhstan F3 Qual | 2018/04/08 15:10 | Grigoriy Korobeynikov v Vladislav Dubinsky | 1-6,2-6 |
| ITF Kazakhstan F3 Qual | 2018/04/08 07:30 | Yerassyl Murat v Grigoriy Korobeynikov | 3-6,1-6 |
| ITF Spain F7 | 2018/03/19 08:00 | Francisco Vittar v Grigoriy Korobeynikov | 6-1,7-5 |
| ITF Spain F7 | 2018/03/16 12:00 | Kyle Lok Yin Tang v Grigoriy Korobeynikov | 1-6,4-6 |
| ITF Spain F6 Qual | 2018/03/10 12:00 | Grigoriy Korobeynikov v George Loffhagen | 1-6,3-6 |
| ITF Portugal F2 Qual | 2018/02/25 16:00 | Joffrey De Schepper v Grigoriy Korobeynikov | 6-1,6-1 |
| ITF Uzbekistan F2 Qual | 2018/04/22 05:00 | Khumoun Abdumalikov v Shonigmatjon Shofayziyev | 2-6,5-7 |
| ITF Uzbekistan F1 Qual | 2018/04/16 07:35 | Aleksei Khomich v Shonigmatjon Shofayziyev | 4-6,7-6,7-5 |
| ITF Uzbekistan F1 Qual | 2018/04/15 07:25 | Azamat Lukmanov v Shonigmatjon Shofayziyev | 7-5,2-6,4-6 |
| ITF Kazakhstan F3 Qual | 2018/04/09 06:35 | Shonigmatjon Shofayziyev v Vladislav Dubinsky | 2-6,2-6 |
| ITF Kazakhstan F3 Qual | 2018/04/08 13:25 | Shonigmatjon Shofayziyev v Rafik Terzyan | 6-2,3-6,6-4 |
| ITF Kazakhstan F2 Qual | 2018/02/18 04:00 | Artem Dubrivnyy v Shonigmatjon Shofayziyev | 6-0,6-3 |
| ITF Kazakhstan F2 Qual | 2018/02/17 04:00 | Mohammed Abdulla v Shonigmatjon Shofayziyev | 3-6,1-6 |
| ITF Kazakhstan F1 Qual | 2018/02/11 04:00 | Pavel Tsoy v Shonigmatjon Shofayziyev | 6-2,6-3 |