Round: 44 Ground: Hardcourt indoor
| ITF Germany F14 | 2017/10/10 10:00 | Elmar Ejupovic v Valentin Guenther | 6-4,6-7,6-3 |
| ITF Germany F14 | 2017/10/09 10:00 | Shalva Dzhanashia v Valentin Guenther | 5-7,3-6 |
| ITF Germany F14 | 2017/10/08 11:30 | Robert Strombachs v Valentin Guenther | 6-2,3-6,4-6 |
| ITF Italy F30 | 2017/09/18 14:30 | Valentin Guenther v Maxime Chazal | 1-6,1-6 |
| 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 Netherlands F6 | 2017/08/19 10:00 | Nick Chappell v Justin Boulais | 6-4,3-6,6-1 |