Stadium: Center Court Round: 25 Ground: Clay
| ITF Germany F14 | 2015/10/01 12:30 | Christian Hirschmueller v Benjamin Hassan | 6-2,7-5 |
| Challenger Meerbusch | 2018/08/16 13:50 | Benjamin Hassan v Kevin Krawietz | 2-6,7-6,5-7 |
| Challenger Meerbusch | 2018/08/14 13:00 | Renzo Olivo v Benjamin Hassan | 6-0,4-6,4-6 |
| ITF Germany F11 | 2018/08/11 12:00 | Jan Choinski v Benjamin Hassan | 6-4,3-6,6-3 |
| ITF Germany F11 | 2018/08/10 13:40 | Evan Furness v Benjamin Hassan | 3-6,1-6 |
| ITF Germany F11 | 2018/08/09 09:00 | Kevin Kaczynski v Benjamin Hassan | 2-6,1-6 |
| ITF Germany F11 | 2018/08/08 12:40 | Cameron Green v Benjamin Hassan | 3-6,4-6 |
| ITF Germany F11 | 2018/08/07 13:00 | Kai Wehnelt v Benjamin Hassan | 7-6,4-6,5-7 |
| ITF Germany F11 | 2018/08/06 11:00 | Benjamin Hassan v Anthony Pero | 6-0,6-2 |
| ITF Serbia F2 | 2018/08/15 10:35 | Christian Hirschmueller v Arthur Rinderknech | 1-6,2-6 |
| ITF Germany F5 | 2018/06/29 11:00 | Christian Hirschmueller v Dimitar Kuzmanov | 1-6,0-6 |
| ITF Germany F5 | 2018/06/28 11:30 | Vladimir Ivanov v Christian Hirschmueller | 2-6,2-6 |
| ITF Germany F5 | 2018/06/26 13:40 | Tim Seibert v Christian Hirschmueller | 2-6,6-3,3-6 |
| ITF Germany F4 | 2018/06/20 13:40 | Christian Hirschmueller v Marvin Moeller | 3-6,2-6 |
| ITF Bosnia and Herzegovina F2 | 2018/05/23 08:00 | Alexandros Skorilas v Christian Hirschmueller | 6-2,6-3 |
| ITF Bosnia and Herzegovina F1 | 2018/05/17 08:00 | Christian Hirschmueller v Tomislav Jotovski | 3-6,3-6 |
| ITF Bosnia and Herzegovina F1 | 2018/05/16 09:00 | Christian Hirschmueller v Guan Kai Wang | 6-3,6-3 |