Round: 25 Ground: Hardcourt indoor
| ITF Germany F10 | 2017/08/11 14:30 | Jan Choinski v Julian Lenz | 3-6,7-5,7-5 |
| ITF Germany F10 | 2017/08/10 15:45 | Jan Choinski v Julian Lenz | 3-6,7-5,6-5 |
| ITF Germany F10 | 2017/08/09 14:30 | Kai Wehnelt v Julian Lenz | 3-6,3-6 |
| ITF Germany F10 | 2017/08/08 14:20 | Julian Lenz v Sebastian Fanselow | 7-5,3-6,6-4 |
| Challenger Liberec Qual | 2017/07/29 10:00 | Julian Lenz v Juan Pablo Ficovich | 6-4,3-6,2-6 |
| ITF Germany F8 | 2017/07/20 14:10 | Julian Lenz v Jan Choinski | 7-5,6-7,0-6 |
| ITF Germany F8 | 2017/07/19 15:30 | Matthew Dellavedova v Julian Lenz | 3-6,4-6 |
| Challenger Marburg | 2017/07/03 15:30 | Cedrik-Marcel Stebe v Julian Lenz | 6-3,7-6 |
| ITF France F20 | 2017/09/21 13:00 | Adrien Bossel v Constantin Bittoun Kouzmine | 6-2,6-4 |
| ITF France F20 | 2017/09/20 10:00 | Constantin Bittoun Kouzmine v Edward Corrie | 7-5,7-6 |
| ITF France F20 Qual | 2017/09/18 08:00 | Constantin Bittoun Kouzmine v Clement Tabur | 6-1,6-4 |
| ITF France F20 Qual | 2017/09/17 08:00 | Nathaniel Lammons v Constantin Bittoun Kouzmine | 3-6,3-6 |
| ITF France F20 Qual | 2017/09/16 09:00 | Constantin Bittoun Kouzmine v Quentin Gueydan | 6-4,7-6 |
| ITF France F15 Qual | 2016/07/16 09:00 | Tristan Meraut v Constantin Bittoun Kouzmine | 6-7,7-5,6-4 |
| ITF France F19 Qual | 2015/09/20 10:45 | Christian Hirschmueller v Constantin Bittoun Kouzmine | 6-3,7-5 |
| ITF France F19 Qual | 2015/09/19 14:10 | Constantin Bittoun Kouzmine v Herve Antchandie | 6-2,6-4 |