Round: 27 Ground: Hardcourt outdoor
| Challenger Samarkand MD | 2018/05/19 05:30 | Balaji/Vardhan v Khabibulin/Manafov | 7-6,6-3 |
| Challenger Samarkand MD | 2018/05/18 12:50 | Khabibulin/Manafov v Fayziev/Karimov | 6-4,6-3 |
| Challenger Karshi MD | 2018/05/11 09:45 | Fayziev/Karimov v Khabibulin/Manafov | 2-6,1-6 |
| Challenger Karshi MD | 2018/05/10 11:20 | Aragone/Harris v Khabibulin/Manafov | 6-7,3-6 |
| Challenger Karshi MD | 2018/05/09 10:50 | Fomin/Sultanov v Khabibulin/Manafov | 6-7,1-6 |
| Challenger Karshi MD | 2018/05/08 08:30 | Milojevic/Setkic v Khabibulin/Manafov | 6-7,6-7 |