stadio: Court 1 Round: 46 Ground: Clay
| Challenger Budapest - Qual. | 2018/02/03 12:55 | Gibril Diarra v Jeremy Jahn | 6-3,4-6,2-6 |
| Challenger Quimper | 2018/01/30 10:00 | Maxime Janvier v Jeremy Jahn | 3-6,6-1,6-4 |
| Challenger Quimper - Qual. | 2018/01/29 12:40 | Matteo Donati v Jeremy Jahn | 7-5,6-4 |
| Challenger Quimper - Qual. | 2018/01/28 12:30 | Yannick Vandenbulcke v Jeremy Jahn | 3-6,2-6 |
| ITF Tunisia F2 | 2018/01/19 10:20 | Jeremy Jahn v Jordi Samper-Montana | 6-2,2-6,5-7 |
| ITF Tunisia F2 | 2018/01/18 10:15 | Jeremy Jahn v Javier Barranco Cosano | 7-6,5-7,6-4 |
| ITF Tunisia F2 | 2018/01/17 12:30 | Jeremy Jahn v Julian Ocleppo | 6-4,6-0 |
| ITF Tunisia F1 | 2018/01/13 14:30 | Tomislav Jotovski v Jeremy Jahn | 7-6,6-7,1-6 |
| Challenger Budapest - Qual. | 2018/02/03 14:10 | Filippo Baldi v Lenny Hampel | 6-7,7-5,1-6 |
| ITF Turchia F3 | 2018/01/25 11:00 | Tak Khunn Wang v Lenny Hampel | 6-3,6-2 |
| ITF Turchia F3 | 2018/01/25 07:00 | Nikita Mashtakov v Lenny Hampel | 4-6,6-7 |
| ITF Turchia F2 | 2018/01/16 09:05 | Milan Drinic v Lenny Hampel | 7-5,3-6,7-6 |
| ITF Turchia F47 | 2017/12/15 09:20 | Lenny Hampel v Vasile Antonescu | 6-3,6-7,5-7 |
| ITF Turchia F47 | 2017/12/14 09:55 | Lenny Hampel v Duje Kekez | 6-4,3-6,6-2 |
| ITF Turchia F47 | 2017/12/13 07:15 | Lenny Hampel v Bogdan Ionut Apostol | 6-2,6-0 |
| ITF Turchia F47 - Qual. | 2017/12/11 07:15 | Lenny Hampel v Razvan M Codescu | 6-1,6-1 |