Round: 54 Ground: Clay
| 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 F10 | 2017/04/22 07:30 | Johannes Bangratz v Marcel Marlon Sudzum | 3-6,6-0,6-3 |
| ITF France F16 Qual | 2017/07/15 14:35 | Juan Ignacio Alcalde v Alec Adamson | 7-6,1-6,6-4 |
| ITF France F15 Qual | 2017/07/09 07:00 | Emmanuel Coste v Alec Adamson | 6-3,6-3 |
| Challenger San Francisco Qual | 2017/02/04 22:35 | Quinton Vega v Alec Adamson | 6-1,6-3 |
| ITF USA F2 Qual | 2017/01/07 22:30 | Karue Sell v Alec Adamson | 7-6,6-3 |
| ITF USA F1 Qual | 2017/01/02 00:00 | Collin Altamirano v Alec Adamson | 6-0,6-0 |
| ITF USA F1 Qual | 2016/12/31 19:00 | Hady Habib v Alec Adamson | 4-6,3-6 |
| ITF USA F33 Qual | 2016/10/17 16:30 | Alec Adamson v Jason Lui | 1-6,0-6 |
| Challenger Fairfield Qual | 2016/10/08 17:00 | Alec Adamson v Brandon Nakashima | 2-6,2-6 |