Stadium: Court 4 Round: 54 Ground: Hardcourt indoor
| ITF Estonia F3 | 2018/11/03 11:00 | Patrik Hartmeier v Jussi Tiainen | 3-6,2-6 |
| ITF Estonia F3 | 2018/11/03 11:00 | Patrik Hartmeier v Jussi Tiainen | 3-6,2-6 |
| ITF Portugal F20 | 2018/10/11 14:45 | Patrik Hartmeier v Justin Butsch | 2-6,2-6 |
| ITF Portugal F20 | 2018/10/09 09:00 | Patrik Hartmeier v Joao Graca | 6-4,7-6 |
| ITF Portugal F20 | 2018/10/07 08:00 | Patrik Hartmeier v Carlos Fernandez-Espinar | 7-5,6-3 |
| ITF Portugal F19 | 2018/10/02 09:00 | Patrik Hartmeier v Raphael Baltensperger | 3-6,2-6 |
| ITF Tunisia F33 | 2018/09/28 09:00 | Patrik Hartmeier v Robert Strombachs | 2-6,6-7 |
| ITF Tunisia F33 | 2018/09/27 10:15 | Nazim Makhlouf v Patrik Hartmeier | 0-6,3-6 |
| ITF Tunisia F33 | 2018/09/25 11:45 | Maxim Krapivin v Patrik Hartmeier | 1-6,4-6 |
| ITF Estonia F3 | 2018/11/04 09:00 | Jussi Tiainen v Peter Vajda | 2-6,4-6 |
| ITF Estonia F3 | 2018/11/03 11:00 | Patrik Hartmeier v Jussi Tiainen | 3-6,2-6 |
| ITF Finland F3 | 2018/08/12 10:00 | Jussi Tiainen v Leevi Saatela | 4-6,3-6 |
| ITF Finland F3 | 2018/08/11 10:00 | Jussi Tiainen v Gabriele Moghini | 6-2,2-6,7-6 |
| ITF Finland F2 Qual | 2018/08/04 10:00 | Justin Roberts v Jussi Tiainen | 6-3,6-4 |
| ITF Finland F1 Qual | 2018/07/29 07:00 | Jussi Tiainen v Aaron Prandstetter | 3-6,4-6 |
| ITF Finland F1 Qual | 2018/07/28 07:00 | Jussi Tiainen v Guy Dagan | 6-3,3-6,6-2 |
| ITF Finland F3 Qual | 2017/08/12 09:30 | Gianluca Acquaroli v Jussi Tiainen | 6-1,6-1 |