Round: 44 Ground: Clay
| ITF Italy F28 Qual | 2017/09/02 16:45 | Corrado Summaria v Gianmarco Crocetti | 6-1,6-2 |
| ITF Romania F11 Qual | 2017/08/20 10:30 | Gianmarco Crocetti v Daniel Cozma | 6-7,4-6 |
| ITF Romania F11 Qual | 2017/08/19 06:00 | Filip Duda v Gianmarco Crocetti | 6-4,0-6,4-6 |
| ITF Italy F14 | 2017/05/23 08:30 | Gianmarco Crocetti v Riccardo Balzerani | 1-6,1-6 |
| ITF Italy F14 Qual | 2017/05/22 09:50 | Francesco Bessire v Gianmarco Crocetti | 6-7,2-6 |
| ITF Italy F14 Qual | 2017/05/21 12:40 | Gianmarco Crocetti v Maximilien Sanson | 2-6,6-1,6-2 |
| ITF Italy F7 Qual | 2017/04/01 07:30 | Gianmarco Crocetti v Francesco Moncagatto | 6-7,7-6,5-7 |
| ITF Italy F37 | 2016/11/07 08:00 | Gianmarco Crocetti v Michele Longo | 3-6,2-6 |
| ITF Italy F30 | 2017/09/16 14:00 | Marcel Marlon Sudzum v Alec Adamson | 2-6,4-6 |
| ITF Italy F29 | 2017/09/09 13:00 | Marcel Marlon Sudzum v Filippo Giovannini | 3-6,2-6 |
| 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 |