Stadium: Centre Round: 26 Ground: Clay
| Challenger - Barcelona | 2018/10/10 10:00 | Jordi Samper-Montana v Lorenzo Giustino | 4-6,4-6 |
| Challenger Florence | 2018/10/05 13:45 | Pablo Andujar v Lorenzo Giustino | 6-4,6-7,6-3 |
| Challenger Florence | 2018/10/04 08:30 | Kevin Krawietz v Lorenzo Giustino | 2-6,4-6 |
| Challenger Florence | 2018/10/02 13:55 | Lorenzo Giustino v Francesco Forti | 6-2,7-6 |
| Challenger - Biella | 2018/09/18 11:45 | Roberto Carballes Baena v Lorenzo Giustino | 6-3,6-4 |
| Challenger - Stettin | 2018/09/13 12:45 | Alexey Vatutin v Lorenzo Giustino | 6-7,6-1,6-0 |
| Challenger - Stettin | 2018/09/11 16:00 | Lorenzo Giustino v Dustin Brown | 6-7,6-1,7-6 |
| Challenger - Sevilla | 2018/09/05 09:00 | Lorenzo Giustino v Sergio Gutierrez-Ferrol | 7-5,3-6,3-6 |
| Challenger Florence | 2018/09/30 14:10 | Ricardo Ojeda Lara v Nicola Kuhn | 6-7,6-7 |
| Challenger Florence | 2018/09/29 13:45 | Jeremy Jahn v Nicola Kuhn | 3-6,6-3,4-6 |
| Challenger - Istanbul | 2018/09/10 10:20 | Quentin Halys v Nicola Kuhn | 6-3,6-4 |
| Challenger - Sevilla | 2018/09/04 17:00 | Marco Trungelliti v Nicola Kuhn | 5-7,6-4,6-4 |
| Challenger Mallorca | 2018/08/31 11:35 | Nicola Kuhn v Enrique Lopez-Perez | 1-6,6-7 |
| Challenger Mallorca | 2018/08/30 13:10 | Ramkumar Ramanathan v Nicola Kuhn | 7-6,6-7,4-6 |
| Challenger Mallorca | 2018/08/29 15:30 | James Ward v Nicola Kuhn | 7-6,6-7,6-7 |
| Challenger - Meerbusch | 2018/08/17 15:45 | Filip Horansky v Nicola Kuhn | 6-4,1-6,6-1 |