stadio: Center Court Round: 27 Ground: Clay
| ITF Germania F4 | 2018/06/22 08:00 | George Von Massow v Robert Strombachs | 6-2,6-3 |
| ITF Germania F4 | 2018/06/20 11:50 | George Von Massow v Lukas Ruepke | 6-4,6-2 |
| ITF Turchia F15 | 2018/04/17 07:30 | Pavel Nejedly v George Von Massow | 7-6,6-4 |
| ITF Turchia F14 | 2018/04/11 08:45 | George Von Massow v Sebastian Baez | 1-6,1-6 |
| ITF USA F4 | 2018/01/16 15:00 | George Von Massow v Maxime Chazal | 2-6,1-6 |
| ITF Qatar F6 | 2017/12/20 13:25 | Antoine Escoffier v George Von Massow | 7-6,7-5 |
| ITF Qatar F6 | 2017/12/19 17:30 | George Von Massow v Victor Ouvrard | 3-6,6-2,6-3 |
| ITF Qatar F5 | 2017/12/14 12:00 | Jurabek Karimov v George Von Massow | 6-1,1-6,6-1 |
| ITF Germania F4 | 2018/06/22 08:00 | Wilfredo Gonzalez v Dimitar Kuzmanov | 1-6,0-6 |
| ITF Germania F4 | 2018/06/20 13:25 | August Holmgren v Dimitar Kuzmanov | 1-6,1-6 |
| Challenger Caltanissetta - Qual. | 2018/06/10 08:30 | Riccardo Bonadio v Dimitar Kuzmanov | 7-6,6-4 |
| Challenger Caltanissetta - Qual. | 2018/06/09 10:30 | Laurent Lokoli v Dimitar Kuzmanov | 4-6,4-6 |
| Challenger Mestre - Qual. | 2018/05/20 08:30 | Dimitar Kuzmanov v Fabien Reboul | 7-5,6-3 |
| Challenger Mestre - Qual. | 2018/05/19 08:30 | Dimitar Kuzmanov v Pietro Licciardi | 7-5,6-2 |
| Challenger Ostrava - Qual. | 2018/04/28 08:00 | Dimitar Kuzmanov v Evan Furness | 4-6,3-6 |
| Challenger Francavilla | 2018/04/24 08:00 | Felix Auger Aliassime v Dimitar Kuzmanov | 7-5,7-6 |