Stadium: Center Round: 25 Ground: Hardcourt indoor
| ITF Estonia F3 | 2018/11/07 12:05 | Roni Mikael Hietaranta v Aliaksandr Liaonenka | 4-6,7-6,5-7 |
| ITF Estonia F3 | 2018/11/06 11:00 | Roni Mikael Hietaranta v Martins Rocens | 6-4,6-4 |
| ITF Finland F3 | 2018/08/13 08:15 | Lorenzo Bocchi v Roni Mikael Hietaranta | 6-1,6-2 |
| ITF Finland F2 | 2018/08/08 10:05 | Patrik Niklas-Salminen v Roni Mikael Hietaranta | 6-3,6-3 |
| 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 Estonia F3 | 2018/11/10 10:00 | Evgeny Tyurnev v Vladyslav Manafov | 4-6,6-4,6-3 |
| ITF Estonia F3 | 2018/11/09 12:00 | Evgeny Tyurnev v Martins Podzus | 4-6,6-1,6-2 |
| ITF Estonia F3 | 2018/11/08 11:00 | Evgeny Tyurnev v Joshua Paris | 6-0,7-5 |
| ITF Estonia F3 | 2018/11/07 09:00 | Evgeny Tyurnev v Julius Tverijonas | 6-4,6-2 |
| ITF Estonia F3 | 2018/11/06 09:00 | Evgeny Tyurnev v Tim Heger | 6-3,3-6,6-1 |
| ITF Germany F16 | 2018/10/25 12:45 | Stefan Seifert v Evgeny Tyurnev | 5-7,4-6 |
| ITF Germany F16 | 2018/10/24 12:40 | Jonas Trinker v Evgeny Tyurnev | 0-6,1-6 |
| ITF Germany F16 | 2018/10/23 13:10 | Valentin Guenther v Evgeny Tyurnev | 2-6,2-6 |