Stadium: Court 2 Round: 25 Ground: Clay
| ITF Estonia F2 | 2017/10/22 11:00 | Harri Heliovaara v Christian Samuelsson | 6-3,6-3 |
| ITF Estonia F2 | 2017/10/21 11:00 | Harri Heliovaara v Martins Rocens | 6-3,6-2 |
| ITF Tunisia F28 | 2017/09/28 09:55 | Harri Heliovaara v Francois-Arthur Vibert | 6-4,6-2 |
| ITF Tunisia F28 | 2017/09/26 08:30 | Nicolas Santos v Harri Heliovaara | 4-6,0-6 |
| ITF Tunisia F28 | 2017/09/25 09:00 | Harri Heliovaara v Joao M Nusdeo | 6-2,6-1 |
| ITF Tunisia F28 | 2017/09/24 10:30 | Harri Heliovaara v Fabien Salle | 6-4,6-0 |
| ITF Tunisia F27 | 2017/09/19 08:30 | Filippo Baldi v Harri Heliovaara | 6-4,6-3 |
| ITF Tunisia F27 | 2017/09/18 11:00 | Darko Bojanovic v Harri Heliovaara | 1-6,3-6 |
| ITF Estonia F1 | 2016/07/23 22:00 | Dmitry Mnushkin v Siim Troost | 7-6,6-3 |
| ITF Estonia F1 | 2015/11/07 12:00 | Siim Troost v Vladimir Polyakov | 1-6,0-6 |
| ITF Estonia F3 | 2015/10/31 10:30 | Hannes Wagner v Siim Troost | 6-1,6-4 |