Stadium: Center Court Round: 28 Ground: Clay
| ITF Tunisia F32 | 2018/09/21 12:30 | Klegou, Alexis v Christoph Negritu | 2-6,4-6 |
| ITF Tunisia F32 | 2018/09/20 08:30 | Alexandros Skorilas v Christoph Negritu | 2-6,0-6 |
| ITF Tunisia F32 | 2018/09/18 08:30 | Pontico, Hugo v Christoph Negritu | 4-6,2-6 |
| ITF Tunisia F31 | 2018/09/13 09:00 | Christoph Negritu v Borroni, Andrea | 3-6,6-7 |
| ITF Tunisia F31 | 2018/09/12 14:20 | Christoph Negritu v Preston Brown | 6-2,6-2 |
| ITF Tunisia F30 | 2018/09/07 11:00 | Christoph Negritu v Pontico, Hugo | 6-1,4-6,6-7 |
| ITF Tunisia F30 | 2018/09/05 09:00 | Christoph Negritu v Borroni, Andrea | 6-4,6-2 |
| ITF Germany F13 | 2018/08/24 15:20 | Christoph Negritu v Torebko, Peter | 3-6,1-6 |
| ITF Tunisia F32 | 2018/09/21 08:30 | Kai Wehnelt v Mladenov, Vasko | 6-2,6-0 |
| ITF Tunisia F32 | 2018/09/20 09:00 | Benitez Chavarriaga, Juan Manuel v Kai Wehnelt | 6-2,3-6,0-6 |
| ITF Tunisia F32 | 2018/09/18 12:55 | Kai Wehnelt v Glvac, Andrej | 6-3,6-4 |
| ITF Germany F13 | 2018/08/23 08:00 | Kai Wehnelt v Louis Wessels | 4-6,3-6 |
| ITF Germany F13 | 2018/08/21 08:00 | Kai Wehnelt v Guenther, Valentin | 7-5,6-1 |
| ITF Germany F12 | 2018/08/16 11:00 | Ivan Gakhov v Kai Wehnelt | 3-6,6-3,6-4 |
| ITF Germany F12 | 2018/08/15 15:25 | Niklas Schell v Kai Wehnelt | 4-6,1-6 |
| ITF Germany F11 | 2018/08/07 13:00 | Kai Wehnelt v Benjamin Hassan | 7-6,4-6,5-7 |