Round: 44 Ground: Clay
| ITF Kazakhstan F5 Qual | 2018/04/22 07:35 | Yahor Yatsyk v Loick Bruandet | 1-6,2-6 |
| ITF Kazakhstan F4 Qual | 2018/04/16 05:25 | Yan Bondarevskiy v Yahor Yatsyk | 6-0,6-2 |
| ITF Kazakhstan F4 Qual | 2018/04/15 07:40 | Yusei Fukuoka v Yahor Yatsyk | 3-6,3-6 |
| ITF Kazakhstan F3 Qual | 2018/04/09 04:00 | Daniil Klimov v Yahor Yatsyk | 6-3,6-4 |
| ITF Kazakhstan F3 Qual | 2018/04/08 14:15 | Damir Makhmudov v Yahor Yatsyk | 1-6,0-6 |
| ITF Spain F2 | 2018/01/20 11:00 | Yahor Yatsyk v Andrey Chepelev | 2-6,1-6 |
| ITF Spain F1 | 2018/01/15 09:00 | Jonas Trinker v Yahor Yatsyk | 6-4,3-6,3-6 |
| ITF Spain F1 | 2018/01/14 09:00 | Carlos V Martinez v Yahor Yatsyk | 5-7,2-6 |