Stadium: 10 Stärk Gartenbau Round: 62 Ground: Clay
| ITF Germany F11 | 2018/08/05 12:00 | Benjamin Hassan v Marvin Rehberg | 6-3,6-4 |
| ITF Germany F11 | 2018/08/05 08:00 | Marvin Rehberg v Constantinos Papavasiliou | 6-1,6-2 |
| ITF Germany F9 | 2018/07/22 11:00 | Tillmann Erdbories v Marvin Rehberg | 7-5,6-3 |
| ITF Germany F8 Qual | 2018/07/16 11:55 | Marvin Rehberg v Pavle Daljev | 7-5,6-7,3-6 |
| ITF Germany F8 Qual | 2018/07/15 14:30 | Cameron Green v Marvin Rehberg | 6-7,1-6 |
| ITF Germany F7 | 2018/07/09 08:00 | Aziz Kijametovic v Marvin Rehberg | 6-2,6-1 |
| ITF Germany F7 | 2018/07/09 08:00 | Marvin Rehberg v Daniel Kopeinigg | 5-7,6-4,6-2 |
| ITF Germany F7 | 2018/07/08 08:00 | Marvin Rehberg v Mark Burgos | 6-4,6-2 |
| ITF Germany F11 | 2018/08/09 11:40 | Jan Choinski v Constantin Schmitz | 6-3,6-2 |
| ITF Germany F11 | 2018/08/07 09:00 | Constantin Schmitz v Stefan Seifert | 7-5,2-6,6-2 |
| ITF Germany F10 | 2018/08/02 13:00 | Constantin Schmitz v Jeroen Vanneste | 6-4,6-7,3-6 |
| ITF Germany F10 | 2018/08/01 11:00 | Jelle Sels v Constantin Schmitz | 6-4,6-7,5-7 |
| ITF Germany F10 Qual | 2018/07/30 12:00 | Kai Breitbach v Constantin Schmitz | 2-6,3-6 |
| ITF Germany F10 Qual | 2018/07/29 13:30 | Felipe Muzzi v Constantin Schmitz | 0-6,0-6 |
| ITF Germany F9 | 2018/07/25 16:00 | Dominik Boehler v Constantin Schmitz | 6-1,6-3 |
| ITF Germany F9 | 2018/07/24 17:30 | George Botezan v Constantin Schmitz | 2-6,7-5,3-6 |