Stadium: Court 3 Round: 25 Ground: Clay
| ITF Greece F4 | 2018/03/17 08:00 | Mick Veldheer v Aleksi Tuukkanen | 6-1,6-1 |
| ITF Greece F3 | 2018/03/10 07:30 | Aleksi Tuukkanen v Tadeas Paroulek | 6-4,2-6,1-6 |
| ITF Finland F4 Qual | 2017/11/12 11:00 | Philipp Klimov v Aleksi Tuukkanen | 7-5,6-3 |
| ITF Finland F4 Qual | 2017/11/11 11:00 | Aleksi Tuukkanen v Martins Rocens | 6-0,3-6,6-3 |
| ITF Estonia F4 | 2017/11/04 11:00 | Aleksi Tuukkanen v Philipp Klimov | 2-6,3-6 |
| ITF Estonia F2 | 2017/10/22 08:00 | Aleksi Tuukkanen v Linus Frost | 0-6,1-6 |
| ITF Estonia F2 | 2017/10/21 08:00 | Matvey Khomentovskiy v Aleksi Tuukkanen | 4-6,1-6 |
| ITF Finland F3 Qual | 2017/08/12 09:30 | Aleksi Tuukkanen v Masi Sarpola | 6-2,4-6,3-6 |
| ITF Finland F2 Qual | 2018/08/05 10:25 | Roni Mikael Hietaranta v Jason Sormunen | 6-2,6-2 |
| ITF Finland F2 Qual | 2018/08/04 10:00 | Karl Kiur Saar v Roni Mikael Hietaranta | 4-6,6-1,4-6 |
| ITF Finland F1 Qual | 2018/07/29 10:15 | Bart Stevens v Roni Mikael Hietaranta | 6-2,6-7,6-2 |
| ITF Finland F1 Qual | 2018/07/28 11:00 | Roni Mikael Hietaranta v Aleksi Lofman | 1-6,7-5,6-0 |
| ITF Finland F4 Qual | 2017/11/11 11:00 | Sergei Pogosian v Roni Mikael Hietaranta | 6-3,6-3 |
| ITF Finland F3 Qual | 2017/08/12 09:30 | Leevi Saatela v Roni Mikael Hietaranta | 6-3,6-4 |
| ITF Finland F2 Qual | 2017/08/05 12:00 | Roni Mikael Hietaranta v Joel Popov | 2-6,1-6 |