Stadium: Court 3 Round: 26 Ground: Hardcourt indoor
| ITF Finland F2 | 2017/08/08 14:20 | Jonathan Mridha v Kristjan Tamm | 7-6,6-0 |
| ITF Estonia F4 | 2017/11/07 10:25 | Kristjan Tamm v Simen Sunde Bratholm | 7-6,6-3 |
| ITF Estonia F3 | 2017/11/02 10:45 | Kristjan Tamm v Evgeny Karlovskiy | 1-6,3-6 |
| ITF Estonia F2 | 2017/10/24 11:45 | Kristjan Tamm v Daniel Appelgren | 3-6,1-6 |
| ITF Sweden F4 Qual | 2017/09/30 10:45 | Mathias Gavelin v Kristjan Tamm | 6-4,6-2 |
| ITF Sweden F3 | 2017/09/24 08:00 | Kristjan Tamm v Arvid Nordquist | 6-3,6-7,3-6 |
| ITF Sweden F3 | 2017/09/23 08:00 | Kristjan Tamm v Johan Claesson | 6-2,6-3 |
| ITF Finland F2 | 2017/08/08 14:20 | Jonathan Mridha v Kristjan Tamm | 7-6,6-0 |
| ITF Latvia F1 | 2017/07/30 09:00 | Kristjan Tamm v Tim Van Der Horst | 6-0,2-6,3-6 |
| ITF Estonia F4 | 2017/11/07 11:15 | Riccardo Maiga v Jonathan Mridha | 2-6,5-7 |
| ITF Estonia F3 | 2017/11/03 09:00 | Jonathan Mridha v Maxime Authom | 4-6,4-6 |
| ITF Estonia F3 | 2017/11/02 09:00 | Jonathan Mridha v Patrik Niklas-Salminen | 6-3,6-3 |
| ITF Estonia F3 | 2017/10/31 08:00 | Jonathan Mridha v Daniils Batmanovs | 6-1,6-0 |
| ITF Serbia F5 | 2017/09/05 08:25 | Stefan Micov v Jonathan Mridha | 6-2,6-2 |
| ITF Serbia F4 | 2017/08/31 10:10 | Manuel Pena Lopez v Jonathan Mridha | 6-2,6-3 |
| ITF Serbia F4 | 2017/08/30 14:50 | Gian Marco Moroni v Jonathan Mridha | 1-6,6-3,0-6 |
| Challenger Manerbio Qual | 2017/08/19 07:30 | Walter Trusendi v Jonathan Mridha | 6-7,6-3,6-1 |