Stadium: Court 2 Round: 25 Ground: Hardcourt outdoor
| Challenger Jinan | 2018/08/10 09:50 | Denis Yevseyev v Alexei Popyrin | 3-6,6-3,3-6 |
| Challenger Jinan | 2018/08/09 10:40 | Harri Heliovaara v Denis Yevseyev | 2-6,4-6 |
| Challenger Jinan | 2018/08/06 07:30 | Danilo Petrovic v Denis Yevseyev | 4-6,2-6 |
| Challenger Chengdu | 2018/08/03 03:00 | Denis Yevseyev v Akira Santillan | 5-7,2-6 |
| Challenger Chengdu | 2018/08/01 08:50 | Alexei Popyrin v Denis Yevseyev | 1-6,6-7 |
| Challenger Chengdu | 2018/07/30 03:00 | Denis Yevseyev v Maverick Banes | 7-5,6-1 |
| Challenger Astana | 2018/07/18 06:30 | Maxime Janvier v Denis Yevseyev | 4-6,7-5,6-3 |
| Challenger Astana | 2018/07/17 05:20 | Denis Yevseyev v Roman Safiullin | 4-6,6-3,6-4 |
| Challenger Cassis | 2018/09/03 09:00 | Matteo Viola v Tak Khunn Wang | 6-0,5-7,5-7 |
| Challenger Como | 2018/08/25 10:45 | Miljan Zekic v Matteo Viola | 6-2,6-4 |
| Challenger Cordenons | 2018/08/14 10:00 | Matteo Viola v Facundo Bagnis | 0-6,2-6 |
| Challenger Segovia | 2018/08/02 10:20 | Matteo Viola v Roberto Quiroz | 5-7,5-7 |
| Challenger Segovia | 2018/07/31 14:10 | Sergiy Stakhovsky v Matteo Viola | 3-6,6-2,6-7 |
| Challenger Padova | 2018/07/24 19:20 | Matteo Viola v Tommy Robredo | 6-1,1-6,1-6 |
| Challenger San Benedetto | 2018/07/20 17:00 | Sergio Gutierrez-Ferrol v Matteo Viola | 6-1,6-0 |
| Challenger San Benedetto | 2018/07/19 18:10 | Matteo Viola v Joao Domingues | 2-6,6-3,6-3 |