Stadion: Centre Court Round: 46
| ITF - Estland F4 | 2017/11/08 13:00 | Adrien Bossel v Harri Heliovaara | 6-7,6-7 |
| Challenger - Glasgow - Qualifikation | 2018/04/28 14:20 | Harri Heliovaara v Scott Duncan | 6-1,6-4 |
| Davis Cup | 2018/04/08 10:30 | Harri Heliovaara v Ricardas Berankis | 2-6,3-6 |
| Davis Cup | 2018/04/07 13:00 | Harri Heliovaara v Laurynas Grigelis | 6-3,1-6,6-3 |
| ITF - Israel F3 | 2018/03/24 07:00 | Yannick Vandenbulcke v Harri Heliovaara | 6-2,6-2 |
| ITF - Israel F3 | 2018/03/23 07:00 | Patrik Niklas-Salminen v Harri Heliovaara | 3-6,0-6 |
| ITF - Israel F3 | 2018/03/22 08:00 | Nikolay Kolobaev v Harri Heliovaara | 3-6,4-6 |
| ITF - Israel F3 | 2018/03/21 09:40 | Emmanuel Luria v Harri Heliovaara | 0-6,0-6 |
| ITF - Israel F2 | 2018/03/18 13:00 | Yshai Oliel v Harri Heliovaara | 1-6,3-6 |
| Challenger - Glasgow - Qualifikation | 2018/04/28 13:00 | Connor Thomson v Adrien Bossel | 3-6,4-6 |
| ITF - Spanien F10 | 2018/04/26 09:00 | Adrien Bossel v Fabien Reboul | 1-6,3-6 |
| ITF - Spanien F10 - Qualifikation | 2018/04/23 11:20 | Adrien Bossel v Benjamin Winter Lopez | 6-4,6-2 |
| ITF - Spanien F10 - Qualifikation | 2018/04/22 14:00 | Adrien Bossel v Dariusz Lipka | 7-6,6-3 |
| ITF - Spanien F10 - Qualifikation | 2018/04/21 15:30 | Adrien Bossel v Sergio Barranco | 6-3,6-2 |
| ITF - Spanien F9 | 2018/04/17 09:25 | Guillermo Olaso v Adrien Bossel | 6-2,6-4 |
| ITF - Portugal F6 | 2018/03/27 13:40 | Roberto Ortega-Olmedo v Adrien Bossel | 6-7,6-3,6-3 |
| ITF - Portugal F6 - Qualifikation | 2018/03/26 10:00 | Adrien Bossel v Duarte Nuno Teixeira | 6-1,6-3 |