Stadium: Centre Court Round: 25 Ground: Clay
| 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 |
| 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 |
| ITF Belgium F2 | 2018/06/27 11:25 | Alex Knaff v Pascal Meis | 3-6,6-4,4-6 |
| ITF Belgium F2 Qual | 2018/06/25 09:45 | Alex Knaff v Antoine Damiens | 5-7,6-3,6-4 |
| ITF Belgium F2 Qual | 2018/06/24 11:00 | Alex Knaff v Marcel Marlon Sudzum | 6-1,2-6,6-4 |
| ITF Belgium F1 Qual | 2018/06/17 11:00 | Alex Knaff v Daniel De Jonge | 3-6,3-6 |
| Davis Cup | 2018/04/08 10:30 | Alex Knaff v Vazha Shubladze | 6-1,6-2 |
| ITF USA F40 | 2017/12/07 16:00 | Alex Knaff v Jacob Dunbar | 2-6,4-6 |
| ITF USA F40 | 2017/12/06 20:30 | Austin Krajicek v Alex Knaff | 6-4,1-6,4-6 |
| ITF USA F37 | 2017/11/14 16:00 | Alex Knaff v Fabrizio Ornago | 1-6,5-7 |