Stadium: Court 2 Round: 62 Ground: Clay
| ITF Germany F8 Qual | 2018/07/15 12:00 | Joao Souza v Tillmann Erdbories | 4-6,6-1,7-5 |
| ITF Germany F8 Qual | 2018/07/15 08:00 | Dominik Langmajer v Tillmann Erdbories | 4-6,1-6 |
| Challenger Braunschweig Qual | 2018/07/07 11:30 | Tillmann Erdbories v Jordi Samper-Montana | 2-6,0-6 |
| Challenger Braunschweig Qual | 2018/07/07 07:30 | Peter Goldsteiner v Tillmann Erdbories | 1-6,4-6 |
| ITF Netherlands F2 | 2018/07/04 08:00 | Tillmann Erdbories v Stephan Gerritsen | 7-5,5-7,4-6 |
| ITF Netherlands F2 Qual | 2018/07/02 11:45 | Valentin Guenther v Tillmann Erdbories | 6-7,6-1,2-6 |
| ITF Netherlands F2 Qual | 2018/07/01 08:00 | Nick Broekhof v Tillmann Erdbories | 6-4,3-6,1-6 |
| ITF Germany F4 | 2018/06/19 09:00 | Sekou Bangoura v Tillmann Erdbories | 7-6,6-4 |
| 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 F6 | 2018/07/01 08:00 | Christophe Nickels v Marvin Rehberg | 6-3,7-5 |
| ITF Germany F2 Qual | 2018/01/21 11:00 | Marvin Rehberg v Dominik Recek | 4-6,5-7 |
| ITF Germany F11 | 2017/08/13 08:00 | Marvin Rehberg v Marlon Vankan | 5-7,3-6 |