Stadium: Court 3 Round: 26 Ground: Hardcourt outdoor
| Challenger Portoroz Qual | 2018/08/04 13:30 | Anton Chekhov v Sadio Doumbia | 0-6,2-6 |
| Challenger Astana Qual | 2018/07/14 04:00 | Arjun Kadhe v Anton Chekhov | 6-3,6-1 |
| ITF Uganda F4 | 2018/05/21 06:00 | Anton Chekhov v Ranjeet Virali-Murugesan | 6-2,1-6,4-6 |
| ITF Uganda F3 | 2018/05/16 07:35 | Shalva Dzhanashia v Anton Chekhov | 6-3,6-4 |
| ITF Uganda F3 | 2018/05/15 11:10 | Lorenzo Bocchi v Anton Chekhov | 7-6,4-6,0-6 |
| ITF Uganda F3 | 2018/05/13 06:00 | Anton Chekhov v Ahmed Choudhary | 7-5,6-2 |
| ITF Uganda F3 | 2018/05/12 06:00 | Anton Chekhov v Ansu Bhuyan | 6-2,6-3 |
| ITF Uganda F2 | 2018/05/07 10:30 | Anton Chekhov v Lorenzo Bocchi | 3-6,1-6 |
| ITF Russia F4 | 2018/08/02 07:00 | Kristian Lozan v Alexander Igoshin | 6-7,6-3,7-5 |
| ITF Russia F4 | 2018/08/01 10:10 | Ivan Ponomarenko v Alexander Igoshin | 3-6,2-6 |
| ITF Russia F4 | 2018/07/30 09:50 | Sergey Bolotov v Alexander Igoshin | 3-6,3-6 |
| ITF Germany F6 | 2018/07/03 14:40 | Alexander Igoshin v Alex Knaff | 6-7,3-6 |
| ITF Germany F5 | 2018/06/27 11:35 | Alexander Igoshin v Gabriel Donev | 2-6,2-6 |
| ITF Belgium F1 | 2018/06/21 09:00 | Alexander Igoshin v Yann Marti | 2-6,1-6 |
| ITF Bulgaria F1 | 2018/05/17 11:50 | Martin Dimitrov v Alexander Igoshin | 3-6,4-6 |
| ITF Bulgaria F1 | 2018/05/15 07:00 | Christos Keisidis v Alexander Igoshin | 4-6,6-1,1-6 |