Round: 26 Ground: Clay
| ITF - Tunesien F27 | 2017/09/20 08:30 | Aaron Cortes Alcaraz v Guido Marson | 2-6,2-6 |
| ITF - Tunesien F27 | 2017/09/18 11:00 | Guido Marson v Rafael I Luque | 6-4,6-2 |
| ITF - Tunesien F27 | 2017/09/17 11:00 | Luis Britto v Guido Marson | 0-6,4-6 |
| ITF - Tunesien F26 | 2017/09/10 10:00 | Marco Miceli v Guido Marson | 6-0,6-3 |
| ITF Italy F28 | 2017/09/05 15:50 | Guido Marson v Tomislav Brkic | 4-6,0-6 |
| ITF - Serbien F4 - Qualifikation | 2017/08/27 10:30 | Guido Marson v Rajko Mladenovic | 6-7,2-6 |
| ITF - Serbien F3 - Qualifikation | 2017/08/20 07:00 | Ivan Sabanov v Guido Marson | 4-6,6-1,6-2 |
| ITF - Serbien F3 - Qualifikation | 2017/08/19 07:00 | Guido Marson v Franco Capalbo | 6-3,3-6,6-1 |
| ITF - Tunesien F27 | 2017/09/22 09:00 | Laurent Rochette v Marcelo Zormann | 7-6,6-4 |
| ITF - Tunesien F27 | 2017/09/20 10:20 | George Kennedy v Marcelo Zormann | 0-6,1-6 |
| ITF - Spanien F27 | 2017/08/29 12:30 | Inigo C Huegun v Marcelo Zormann | 7-5,4-6,7-5 |
| ITF - Spanien F26 | 2017/08/22 11:50 | Andres F Canovas v Marcelo Zormann | 6-7,7-5,6-1 |
| ITF - Spanien F25 | 2017/08/18 12:00 | Marc Giner v Marcelo Zormann | 6-3,7-5 |
| ITF - Spanien F25 | 2017/08/17 11:00 | Alberto C Sanchez v Marcelo Zormann | 4-6,4-6 |
| ITF - Spanien F25 | 2017/08/16 13:00 | Simon Navarro v Marcelo Zormann | 2-6,5-7 |
| ITF - Spanien F25 | 2017/08/15 09:30 | Lluis Dolz v Marcelo Zormann | 1-6,0-6 |