Stadion: Center Court Round: 27 Ground: Clay
| Challenger - Tampere | 2018/07/25 10:00 | Filippo Baldi v Tristan Lamasine | 4-6,5-7 |
| Challenger - Tampere - Qualifikation | 2018/07/23 08:00 | Dimitar Kuzmanov v Tristan Lamasine | 6-7,6-3,4-6 |
| Challenger - Tampere - Qualifikation | 2018/07/22 10:00 | Antoine Bellier v Tristan Lamasine | 3-6,2-6 |
| Challenger - Tampere | 2018/07/21 11:45 | Lauri Kiiski v Tristan Lamasine | 2-6,4-6 |
| Challenger - Perugia - Qualifikation | 2018/07/08 08:00 | Tristan Lamasine v Andrea Pellegrino | 6-3,1-6,6-7 |
| Challenger - Marburg | 2018/07/03 16:15 | Tristan Lamasine v Hugo Dellien | 2-6,2-6 |
| Challenger - Marburg - Qualifikation | 2018/07/02 10:00 | Tristan Lamasine v Federico Gaio | 2-6,6-3,6-2 |
| Challenger - Marburg - Qualifikation | 2018/07/01 09:00 | Tristan Lamasine v Marvin Netuschil | 6-2,3-6,6-0 |
| Challenger - Tampere | 2018/07/25 16:00 | Thiemo De Bakker v Elliot Benchetrit | 6-4,3-6,6-1 |
| Challenger - Tampere | 2018/07/24 13:50 | Nicola Kuhn v Thiemo De Bakker | 6-7,1-6 |
| Challenger - Scheveningen | 2018/07/22 12:00 | Yannick Maden v Thiemo De Bakker | 2-6,1-6 |
| Challenger - Scheveningen | 2018/07/21 14:30 | Kimmer Coppejans v Thiemo De Bakker | 1-6,4-6 |
| Challenger - Scheveningen | 2018/07/20 17:35 | Alessandro Giannessi v Thiemo De Bakker | 6-3,6-7,4-6 |
| Challenger - Scheveningen | 2018/07/18 16:35 | Uladzimir Ignatik v Thiemo De Bakker | 4-6,6-7 |
| Challenger - Scheveningen | 2018/07/17 14:00 | Thiemo De Bakker v Adam Pavlasek | 6-7,7-6,6-3 |
| Challenger - Mailand | 2018/06/30 13:00 | Laslo Djere v Thiemo De Bakker | 7-6,4-6,7-5 |