Round: 25 Ground: Clay
| ITF Peru F1 | 2017/12/11 17:00 | Grassi Mazzuchi, Juan Pablo v Beretta, Duillo | 2-6,0-6 |
| ITF Peru F1 | 2017/12/10 19:00 | Grassi Mazzuchi, Juan Pablo v Derdoy, Felipe | 6-4,6-4 |
| ITF Argentina F10 | 2017/11/22 13:40 | Grassi Mazzuchi, Juan Pablo v Gonzalo Villanueva | 2-6,0-6 |
| ITF Argentina F10 | 2017/11/21 12:00 | Grassi Mazzuchi, Juan Pablo v Kohen, Alan | 6-3,6-3 |
| ITF Argentina F9 | 2017/11/13 13:30 | Moreno, Federico v Grassi Mazzuchi, Juan Pablo | 2-6,6-2,7-5 |
| ITF Argentina F8 | 2017/11/08 14:00 | Grassi Mazzuchi, Juan Pablo v Espin Busleiman, Geronimo | 3-6,4-6 |
| ITF Argentina F8 | 2017/11/07 13:00 | Grassi Mazzuchi, Juan Pablo v Moreno, Federico | 7-6,6-1 |
| ITF Argentina F8 | 2017/11/06 13:00 | Grassi Mazzuchi, Juan Pablo v Ignacio Carou | 6-2,6-2 |
| ITF Mexico F8 | 2017/12/04 16:00 | Echazu, Mauricio v Romboli, Fernando | 6-3,6-3 |
| ITF Brazil F4 | 2017/11/28 16:30 | Romboli, Fernando v Igor Gimenez | 3-6,4-6 |
| Challenger Rio De Janeiro Qual | 2017/11/18 14:15 | Romboli, Fernando v Nery Junior, Osni | 4-6,7-5,6-3 |
| Challenger - Buenos Aires - Qualif. | 2017/10/07 20:30 | Romboli, Fernando v Londero, Juan Ignacio | 1-6,1-6 |
| Challenger Campinas Qual | 2017/09/30 18:00 | Severino, Carlos Eduardo v Romboli, Fernando | 6-2,6-2 |
| ITF Egypt F24 | 2017/09/08 11:00 | Romboli, Fernando v Tatlot, Johan Sebastien | 6-3,3-6,0-6 |
| ITF Egypt F24 | 2017/09/07 09:10 | Romboli, Fernando v Krivokuca, Neven | 3-6,7-5,6-4 |
| ITF Egypt F24 | 2017/09/06 11:05 | Romboli, Fernando v Trocker, Moritz | 6-2,6-2 |