Stadium: Court 1 Round: 64 Ground: Clay
| Challenger Shenzhen | 2018/03/13 02:00 | Alexey Vatutin v Zhe Li | 2-6,3-6 |
| Challenger Zhuhai | 2018/03/06 04:40 | Alexey Vatutin v Alex Bolt | 3-6,3-6 |
| Challenger Cherbourg | 2018/02/12 11:00 | Carlos Taberner v Alexey Vatutin | 1-6,1-6 |
| Challenger Quimper | 2018/02/04 15:30 | Quentin Halys v Alexey Vatutin | 6-3,7-6 |
| Challenger Quimper | 2018/02/03 13:00 | Alexey Vatutin v Calvin Hemery | 6-4,7-6 |
| Challenger Quimper | 2018/02/02 15:30 | Tristan Lamasine v Alexey Vatutin | 2-6,2-6 |
| Challenger Quimper | 2018/02/01 14:45 | Alexey Vatutin v Mirza Basic | 6-3,3-6,7-6 |
| Challenger Quimper | 2018/01/30 10:00 | Alexey Vatutin v Elliot Benchetrit | 6-1,6-1 |
| ITF Croatia F3 | 2018/03/22 14:00 | Matteo Viola v Nik Razborsek | 7-6,6-3 |
| ITF Croatia F3 | 2018/03/21 10:30 | Tommaso Gabrieli v Nik Razborsek | 3-6,3-6 |
| ITF Croatia F2 | 2018/03/15 09:00 | Zdenek Kolar v Nik Razborsek | 6-7,4-6 |
| ITF Croatia F2 | 2018/03/14 10:35 | Sebastian Prechtel v Nik Razborsek | 1-6,6-4,4-6 |
| ITF Croatia F2 | 2018/03/12 11:00 | Nik Razborsek v Nicolo Crespi | 6-1,6-0 |
| ITF Croatia F2 | 2018/03/11 08:00 | Nik Razborsek v Matteo Fortini | 6-1,6-2 |
| ITF Croatia F1 | 2018/03/09 09:00 | Pavel Nejedly v Nik Razborsek | 7-5,6-2 |
| ITF Croatia F1 | 2018/03/08 11:30 | Nik Razborsek v Gabriel Schmidt | 6-2,4-6,10-7 |