Round: 25 Ground: Clay
| ITF Italy F30 | 2017/09/17 13:00 | Toby Martin v Valentin Guenther | 6-2,6-4 |
| ITF Italy F30 | 2017/09/16 13:00 | Denis Golubev v Valentin Guenther | 2-6,2-6 |
| ITF Italy F29 | 2017/09/13 14:55 | Valentin Guenther v Benjamin Pietri | 4-6,4-6 |
| ITF Italy F29 | 2017/09/12 13:00 | Andrea Basso v Valentin Guenther | 5-7,0-6 |
| ITF Belgium F11 | 2017/09/01 13:30 | Valentin Guenther v Julien Dubail | 4-6,6-2,4-6 |
| ITF Belgium F11 | 2017/08/31 13:50 | Valentin Guenther v Matteo Martineau | 6-4,3-6,7-6 |
| ITF Belgium F11 | 2017/08/29 16:00 | Clement Geens v Valentin Guenther | 5-7,6-7 |
| ITF Belgium F11 | 2017/08/27 10:00 | Valentin Guenther v Goran Duquesne | 6-1,6-0 |
| Challenger Szczecin Qual | 2017/09/10 10:00 | Maxime Chazal v Guillermo Duran | 2-6,4-6 |
| Challenger Alphen Qual | 2017/09/03 15:00 | Maxime Chazal v Kevin Krawietz | 4-6,6-2,3-6 |
| Challenger Alphen Qual | 2017/09/03 09:50 | Scott Griekspoor v Maxime Chazal | 3-6,6-3,4-6 |
| ITF Romania F10 | 2017/08/17 10:35 | Maxime Chazal v Edris Fetisleam | 6-0,6-3 |
| ITF Romania F10 | 2017/08/15 09:45 | Maxime Chazal v Vlad Andrei Dancu | 7-6,6-2 |
| ITF Germany F10 | 2017/08/11 10:00 | Maxime Chazal v Elmar Ejupovic | 2-6,2-6 |
| ITF Germany F10 | 2017/08/10 11:00 | Maxime Chazal v Elmar Ejupovic | 2-6,2-6 |
| ITF Germany F10 | 2017/08/09 15:30 | Maxime Chazal v Henri Squire | 6-4,7-5 |