Stadium: Court Limak Enerji Round: 46 Ground: Hardcourt outdoor
| Challenger Portoroz Qual | 2018/08/04 13:00 | David Poljak v Timur Khabibulin | 6-4,7-5 |
| Challenger Zhangjiagang | 2018/09/02 06:50 | Di Wu v David Poljak | 6-3,6-4 |
| ITF Belarus F3 | 2018/08/24 07:00 | Francesco Vilardo v David Poljak | 6-4,3-6,6-2 |
| ITF Belarus F3 | 2018/08/23 07:00 | Giorgio Ricca v David Poljak | 2-6,4-6 |
| ITF Belarus F3 | 2018/08/22 09:35 | George Tsivadze v David Poljak | 3-6,3-6 |
| ITF Belarus F3 | 2018/08/21 07:00 | Dzianis Zharyn v David Poljak | 1-6,1-6 |
| ITF Belarus F2 | 2018/08/19 07:00 | David Poljak v Sergey Betov | 5-7,6-1,0-6 |
| ITF Belarus F2 | 2018/08/17 07:00 | Ivan Liutarevich v David Poljak | 6-7,6-4,4-6 |
| ITF Belarus F2 | 2018/08/16 07:00 | David Poljak v Aliaksandr Bulitski | 6-4,6-3 |
| Challenger Istanbul | 2018/09/08 10:55 | Timur Khabibulin v Niklas Johansson | 6-7,6-1,6-0 |
| Challenger Cassis | 2018/09/02 09:30 | Enzo Couacaud v Timur Khabibulin | 6-0,6-0 |
| Challenger Portoroz Qual | 2018/08/04 13:00 | David Poljak v Timur Khabibulin | 6-4,7-5 |
| Challenger Astana | 2018/07/17 04:00 | Timur Khabibulin v Sebastian Ofner | 5-7,1-6 |
| Challenger Fergana Qual | 2018/06/16 08:10 | Konstantin Kravchuk v Timur Khabibulin | 6-1,7-6 |
| Challenger Almaty | 2018/06/12 06:00 | Timur Khabibulin v Aleksandr Nedovyesov | 4-6,6-3,2-6 |
| ITF Uzbekistan F3 | 2018/05/29 06:45 | Timur Khabibulin v Saida'lo Saidkarimov | 6-3,1-6,4-6 |
| Challenger Samarkand Qual | 2018/05/13 13:40 | Tristan Lamasine v Timur Khabibulin | 6-7,6-4,7-5 |