Round: 62 Ground: Clay
| ITF Belgium F13 Qual | 2016/09/05 14:35 | Czepielewski, Daniel v Guenther, Valentin | 4-6,3-6 |
| ITF Egypt F20 | 2017/03/25 07:00 | Czepielewski, Daniel v Nowak, Maciej | 1-6,3-6 |
| ITF Egypt F20 | 2017/03/18 07:00 | von Hindte, Leonard v Czepielewski, Daniel | 6-4,6-1 |
| ITF Indonesia F2 Qual | 2017/02/11 06:00 | Czepielewski, Daniel v Sakai, Yuto | 3-6,2-6 |
| ITF Indonesia F1 Qual | 2017/02/04 02:00 | Czepielewski, Daniel v Edison, Christian Alvin | 3-6,3-6 |
| ITF Germany F2 Qual | 2017/01/16 14:00 | Elmar Ejupovic v Czepielewski, Daniel | 6-4,6-4 |
| ITF Germany F2 Qual | 2017/01/16 09:00 | Karlo Cubelic v Czepielewski, Daniel | 2-6,3-6 |
| ITF Germany F2 Qual | 2017/01/15 08:00 | Czepielewski, Daniel v Tom Schonenberg | 6-3,7-6 |
| ITF Germany F1 Qual | 2017/01/09 13:00 | Kekez, Duje v Czepielewski, Daniel | 6-3,6-0 |
| ITF Greece F4 | 2017/03/25 09:30 | Guenther, Valentin v Andrea Bolla | 6-4,4-6,4-6 |
| ITF Greece F3 | 2017/03/21 09:25 | Benjamin Bonzi v Guenther, Valentin | 6-4,5-7,6-0 |
| ITF Greece F3 | 2017/03/20 07:30 | Guenther, Valentin v Aswat, Imran | 6-3,6-2 |
| ITF Greece F3 | 2017/03/19 10:00 | Sergei Pogosian v Guenther, Valentin | 4-6,1-6 |
| ITF Greece F2 Qual | 2017/03/11 10:00 | Conkic, Petar v Guenther, Valentin | 6-2,6-2 |
| ITF Switzerland F1 Qual | 2017/02/05 11:30 | Guenther, Valentin v Ugo Humbert | 6-3,3-6,2-6 |
| ITF Germany F3 | 2017/01/23 08:30 | Guenther, Valentin v Khomentovskiy, Matvey | 5-7,7-6,6-3 |
| ITF Germany F3 | 2017/01/22 11:30 | Moritz Hoffmann v Guenther, Valentin | 3-6,7-6,3-6 |