Stadium: Court 5 Round: 54 Ground: Hardcourt indoor
| ITF Sweden F4 | 2018/09/22 09:00 | Niklas Johansson v Eric Davidsson | 6-1,6-2 |
| ITF Sweden F5 | 2018/09/29 10:00 | Niklas Johansson v Anton Ornberg | 6-3,7-6 |
| ITF Sweden F4 | 2018/09/26 15:40 | Michal Konecny v Niklas Johansson | 7-5,6-2 |
| ITF Sweden F4 | 2018/09/24 14:20 | Karl Kiur Saar v Niklas Johansson | 1-6,2-6 |
| ITF Sweden F4 | 2018/09/23 09:00 | Niklas Johansson v Arvid Nordquist | 6-4,6-2 |
| ITF Sweden F4 | 2018/09/22 09:00 | Niklas Johansson v Eric Davidsson | 6-1,6-2 |
| Challenger Istanbul | 2018/09/08 10:55 | Timur Khabibulin v Niklas Johansson | 6-7,6-1,6-0 |
| ITF Belarus F3 | 2018/08/20 07:30 | Niklas Johansson v Sarp Agabigun | 3-6,0-6 |
| ITF Belarus F2 | 2018/08/11 08:50 | Niklas Johansson v Aliaksandr Bulitski | 5-7,2-6 |
| ITF Sweden F4 | 2018/09/22 09:00 | Niklas Johansson v Eric Davidsson | 6-1,6-2 |