Stadium: Court 1 Round: 45 Ground: Clay
| Challenger Como | 2018/08/26 11:40 | Arthur De Greef v Gianluca Mager | 4-6,6-4,1-6 |
| Challenger Como | 2018/08/25 15:25 | Arthur De Greef v Gianluca Di Nicola | 7-6,7-5 |
| Challenger Meerbusch | 2018/08/13 15:45 | Bernabe Zapata Miralles v Arthur De Greef | 6-4,6-2 |
| Challenger Pullach | 2018/08/07 09:00 | Arthur De Greef v Kimmer Coppejans | 2-6,7-5,1-6 |
| Challenger Pullach Qual | 2018/08/06 10:00 | Arthur De Greef v Gianluca Mager | 4-6,6-7 |
| Challenger Pullach Qual | 2018/08/05 10:00 | Arthur De Greef v Juan Pablo Paz | 6-4,3-6,6-1 |
| Challenger Pullach Qual | 2018/08/04 09:00 | Arthur De Greef v Manuel Pena Lopez | 6-7,6-3,7-5 |
| Challenger Padova | 2018/07/26 08:30 | Arthur De Greef v Ante Pavic | 4-6,7-6,4-6 |
| Challenger Como | 2018/08/25 13:35 | Daniel Masur v Andreas Haider-Maurer | 3-6,6-2,6-3 |
| Challenger Meerbusch | 2018/08/14 13:45 | Andreas Haider-Maurer v Jan Choinski | 1-6,4-6 |
| Challenger Pullach Qual | 2018/08/05 11:50 | Andreas Haider-Maurer v George Von Massow | 5-7,6-7 |
| Challenger Pullach Qual | 2018/08/04 13:45 | Andreas Haider-Maurer v Sebastian Fanselow | 6-3,7-5 |
| Challenger Liberec Qual | 2018/07/28 14:00 | George Von Massow v Andreas Haider-Maurer | 3-6,6-3,6-2 |
| Challenger Padova Qual | 2018/07/21 11:30 | Andreas Haider-Maurer v Jonathan Kanar | 7-5,4-6,6-7 |
| Challenger Marburg Qual | 2018/07/01 09:00 | Dragos Dima v Andreas Haider-Maurer | 6-4,6-3 |
| Challenger Marburg Qual | 2018/06/30 10:35 | Gibril Diarra v Andreas Haider-Maurer | 3-6,5-7 |