Round: 54 Ground: Hardcourt indoor
| ITF France F19 | 2018/09/26 14:00 | Sami Reinwein v Boris Fassbender | 7-6,5-7,6-2 |
| ITF France F19 | 2018/09/25 11:45 | Dominik Langmajer v Boris Fassbender | 6-7,3-6 |
| ATP Metz | 2018/09/16 13:55 | Boris Fassbender v Constant Lestienne | 2-6,1-6 |
| ITF France F17 | 2018/09/09 10:25 | Pierre Delage v Boris Fassbender | 6-1,4-6,7-5 |
| ITF Switzerland F3 | 2018/08/22 14:35 | Boris Fassbender v Sandro Ehrat | 6-3,4-6,5-7 |
| ITF Switzerland F3 | 2018/08/20 12:15 | Boris Fassbender v Carlo Alberto Fossati | 7-5,6-4 |
| ITF Belgium F6 Qual | 2018/07/29 11:30 | Boris Fassbender v Arthur Hugounenq | 4-6,6-2,6-2 |
| ITF Belgium F6 Qual | 2018/07/28 09:30 | Boris Fassbender v Roland Stuurman | 6-2,7-6 |
| ITF Croatia F2 | 2018/03/13 08:00 | Kai Lemstra v Valentin Royer | 1-6,6-4,6-3 |
| ITF Croatia F2 | 2018/03/12 11:00 | Valentin Royer v Philip Bachmaier | 6-2,6-4 |
| ITF Croatia F2 | 2018/03/11 08:00 | Michelangelo Endrizzi v Valentin Royer | 5-7,2-6 |