Round: 44 Ground: Hardcourt outdoor
| ITF Kazakhstan F5 Qual | 2018/04/22 06:10 | Mark Tryakshin v Stepan Beresnev | 6-4,6-3 |
| ITF Kazakhstan F4 Qual | 2018/04/14 11:50 | Stepan Beresnev v Vadim Kutsenko | 1-6,3-6 |
| ITF Russia F2 | 2018/03/03 07:00 | Stepan Beresnev v Ivan Ponomarenko | 7-5,4-6,1-6 |
| ITF Russia F1 | 2018/02/24 07:00 | Vladimir Korolev v Stepan Beresnev | 7-6,6-1 |
| ITF Finland F3 Qual | 2017/08/12 09:30 | Sam Taylor v Stepan Beresnev | 6-1,6-3 |
| ITF Russia F6 Qual | 2017/08/07 07:00 | Alexey Nesterov v Stepan Beresnev | 6-0,6-1 |
| ITF Russia F6 Qual | 2016/08/14 07:00 | Dmitry Surchenko v Stepan Beresnev | 6-2,6-2 |
| ITF Uzbekistan F2 Qual | 2018/04/23 05:00 | Grigoriy Korobeynikov v Shonigmatjon Shofayziyev | 2-6,3-6 |
| 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 |