Round: 54 Ground: Clay
| ITF Belgium F11 | 2017/08/26 10:30 | Valentin Guenther v Marcel Marlon Sudzum | 6-2,6-2 |
| ITF Germany F8 Qual | 2017/07/16 08:00 | Thomas Schwencke Lindqvist v Marcel Marlon Sudzum | 6-4,6-2 |
| ITF Germany F7 | 2017/07/09 08:00 | Alexey Vatutin v Marcel Marlon Sudzum | 6-0,6-1 |
| ITF Netherlands F2 Qual | 2017/06/24 09:00 | Marcel Marlon Sudzum v Ilco Van Buuren | 2-6,1-6 |
| ITF Netherlands F1 Qual | 2017/06/18 08:00 | Bobbie De Goeijen v Marcel Marlon Sudzum | 6-3,7-6 |
| ITF Czech Republic F3 Qual | 2017/05/27 08:00 | Marcel Marlon Sudzum v Juan Ignacio Alcalde | 3-6,1-6 |
| ITF Czech Republic F2 | 2017/05/20 10:00 | Marko Pasalic v Marcel Marlon Sudzum | 4-6,6-3,6-2 |
| ITF Italy F11 Qual | 2017/04/30 08:00 | Vladimir Filip v Marcel Marlon Sudzum | 6-1,6-1 |
| ITF Italy F34 Qual | 2016/10/15 08:00 | Filippo Giovannini v Umberto Maria Giovannini | 4-6,4-6 |
| ITF Italy F29 | 2016/09/10 08:00 | Filippo Giovannini v Andrea Grazioso | 2-6,2-6 |
| ITF Italy F4 Qual | 2015/04/04 08:00 | Oliver Mrose v Filippo Giovannini | 6-0,6-4 |