Stadium: Court 4 Round: 25 Ground: Clay
| 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 |
| ITF Egypt F17 | 2018/05/09 09:25 | Alexander Igoshin v Neven Krivokuca | 4-6,6-4,3-6 |
| ITF Egypt F16 | 2018/05/04 09:00 | Alexander Igoshin v Jordan Correia | 3-6,6-7 |
| ITF Egypt F16 | 2018/05/03 07:30 | Alexander Igoshin v Maxence Broville | 5-7,6-2,6-4 |
| ITF Egypt F15 | 2018/04/24 08:00 | Dusty H. Boyer v Alexander Igoshin | 6-4,3-6,7-5 |
| Challenger Guadalajara Qual | 2018/04/15 16:00 | Alexander Igoshin v Gonzalo Escobar | 5-7,1-6 |
| ITF Germany F5 | 2018/06/25 08:00 | Gabriel Donev v August Holmgren | 6-2,7-6 |
| ITF Germany F5 | 2018/06/25 08:00 | Gabriel Donev v Karlo Cubelic | 6-2,6-2 |
| ITF Romania F1 | 2018/05/22 09:20 | Gabriel Donev v Mathieu Perchicot | 3-6,1-6 |
| ITF Bulgaria F1 | 2018/05/18 09:10 | Calin Manda v Gabriel Donev | 6-1,2-6,6-2 |
| ITF Bulgaria F1 | 2018/05/17 07:00 | Gabriel Donev v Stefan Seifert | 6-4,6-1 |
| ITF Bulgaria F1 | 2018/05/16 08:35 | Gabriel Donev v Andrej Glvac | 5-7,6-3,6-0 |
| ITF Turkey F11 | 2018/03/23 08:00 | Gabriel Donev v Peter Heller | 1-6,6-1,3-6 |
| ITF Turkey F11 | 2018/03/22 07:30 | Aleksandr Nedovyesov v Gabriel Donev | 5-7,2-6 |