Stadium: Court 1 Round: 54 Ground: Clay
| Challenger Blois Qual | 2018/06/17 13:55 | Harri Heliovaara v Romain Arneodo | 4-6,7-6,7-6 |
| Challenger Blois Qual | 2018/06/16 15:45 | Harri Heliovaara v Hans Hach Verdugo | 6-1,6-4 |
| Challenger Lyon Qual | 2018/06/09 14:00 | Matteo Martineau v Harri Heliovaara | 6-4,6-1 |
| Challenger Shymkent Qual | 2018/06/02 07:00 | Harri Heliovaara v Tung-Lin Wu | 6-7,3-6 |
| ITF China F5 | 2018/05/13 03:00 | Rigele Te v Harri Heliovaara | 7-5,6-4 |
| ITF China F5 | 2018/05/12 04:40 | Harri Heliovaara v Yuta Shimizu | 6-1,6-1 |
| ITF China F5 | 2018/05/11 05:00 | Kaito Uesugi v Harri Heliovaara | 1-6,2-6 |
| ITF China F5 | 2018/05/10 03:00 | Weiqiang Zheng v Harri Heliovaara | 5-7,1-6 |
| Challenger Blois Qual | 2018/06/17 14:20 | Corentin Denolly v Tristan Lamasine | 3-6,1-6 |
| Challenger Blois Qual | 2018/06/16 14:10 | Tony Bourcet v Tristan Lamasine | 1-6,2-6 |
| Challenger Lyon | 2018/06/12 12:35 | Benjamin Bonzi v Tristan Lamasine | 6-3,6-4 |
| Challenger Lyon Qual | 2018/06/11 10:00 | Bruno Santanna v Tristan Lamasine | 6-4,5-7,3-6 |
| Challenger Lyon Qual | 2018/06/10 08:30 | Tristan Lamasine v Ulises Blanch | 6-3,6-3 |
| Challenger Lyon Qual | 2018/06/09 07:30 | Elmar Ejupovic v Tristan Lamasine | 3-6,3-6 |
| ATP Lyon Qual | 2018/05/19 12:10 | Jose Hernandez-Fernandez v Tristan Lamasine | 7-6,6-4 |
| Challenger Samarkand Qual | 2018/05/15 05:30 | Tristan Lamasine v N.Sriram Balaji | 1-6,5-7 |