Stadium: Court 7 Round: 45 Ground: Hardcourt outdoor
| Challenger Lexington Qual | 2018/07/28 18:05 | Jesse Witten v N. Vijay Sundar Prashanth | 6-4,6-4 |
| Challenger Fergana Qual | 2018/06/16 05:00 | N. Vijay Sundar Prashanth v Mukund Sasikumar | 3-6,4-6 |
| Challenger Surbiton Qual | 2018/06/02 13:20 | N. Vijay Sundar Prashanth v Mark Whitehouse | 4-6,4-6 |
| Challenger Samarkand Qual | 2018/05/13 11:00 | Khumoyun Sultanov v N. Vijay Sundar Prashanth | 6-4,6-3 |
| Challenger Samarkand Qual | 2018/05/12 06:35 | Pavel Tsoy v N. Vijay Sundar Prashanth | 4-6,1-6 |
| Challenger Karshi Qual | 2018/05/07 05:30 | Shuichi Sekiguchi v N. Vijay Sundar Prashanth | 6-7,6-4,7-6 |
| Challenger Karshi Qual | 2018/05/06 06:00 | Oleksandr Bielinskyi v N. Vijay Sundar Prashanth | 2-6,2-6 |
| Challenger Karshi Qual | 2018/05/05 07:55 | Timur Khabibulin v N. Vijay Sundar Prashanth | 7-5,3-6,0-6 |
| ITF Russia F7 | 2018/08/21 09:55 | Victor Baluda v Kristian Lozan | 7-5,6-3 |
| ITF Russia F6 | 2018/08/14 07:00 | Anton Zaitcev v Kristian Lozan | 6-2,5-7,6-0 |
| ITF Russia F5 | 2018/08/11 08:30 | Alexander Zhurbin v Kristian Lozan | 6-2,6-2 |
| ITF Russia F5 | 2018/08/10 07:00 | Mikalai Haliak v Kristian Lozan | 0-6,3-6 |
| ITF Russia F5 | 2018/08/08 07:30 | Alexey Baryshev v Kristian Lozan | 3-6,0-6 |
| ITF Russia F4 | 2018/08/03 09:50 | Kristian Lozan v Anton Zaitcev | 6-7,2-6 |
| 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 11:00 | Kristian Lozan v Andrey Uvarov | 6-4,6-3 |