Stadium: Court 3 Round: 25 Ground: Carpet indoor
| ITF Portugal F20 | 2018/10/10 09:00 | Christoffer Solberg v Fred Gil | 2-6,4-6 |
| ITF Sweden F4 | 2018/09/24 11:00 | Michal Konecny v Christoffer Solberg | 6-3,6-2 |
| ITF Sweden F4 | 2018/09/23 09:00 | Christoffer Solberg v Erik Grevelius | 6-3,6-7,7-6 |
| ITF Sweden F4 | 2018/09/22 11:35 | Christoffer Solberg v Oliver Andersson | 6-3,1-6,6-3 |
| ITF Finland F3 | 2018/08/14 11:25 | Christoffer Solberg v Patrik Niklas-Salminen | 0-6,1-6 |
| ITF Finland F2 | 2018/08/08 09:55 | George Loffhagen v Christoffer Solberg | 6-4,6-2 |
| ITF Finland F2 | 2018/08/06 12:00 | Christoffer Solberg v Esteban Bruna | 7-5,5-7,6-1 |
| ITF Finland F1 | 2018/07/31 12:45 | Christoffer Solberg v Patrik Niklas-Salminen | 2-6,4-6 |
| ITF Estonia F2 | 2018/11/01 12:00 | Vladimir Ivanov v Karl Kiur Saar | 6-1,6-3 |
| ITF Estonia F2 | 2018/10/31 10:50 | Karl Kiur Saar v Maxim Ratniuk | 7-5,6-1 |
| ITF Estonia F2 | 2018/10/30 13:15 | Karl Kiur Saar v Daniil Glinka | 6-3,6-4 |
| ITF Egypt F22 | 2018/10/11 10:05 | Neil Pauffley v Karl Kiur Saar | 4-6,6-2,6-1 |
| ITF Egypt F22 | 2018/10/10 12:30 | Li-Wei Tan v Karl Kiur Saar | 1-6,4-6 |
| ITF Egypt F21 | 2018/10/02 08:00 | Alessandro Bega v Karl Kiur Saar | 6-4,6-3 |
| ITF Sweden F4 | 2018/09/24 14:20 | Karl Kiur Saar v Niklas Johansson | 1-6,2-6 |
| ITF Sweden F4 | 2018/09/23 11:10 | Karl Kiur Saar v Eric Ahren Moonga | 6-1,3-6,6-4 |