Stadium: Court 1 Round: 25 Ground: Clay
| ITF Argentina F4 | 2018/09/06 18:10 | Juan Ignacio Galarza v Gonzalo Villanueva | 6-3,7-5 |
| ITF Argentina F4 | 2018/09/05 16:50 | Maximiliano Estevez v Gonzalo Villanueva | 6-0,5-7,1-6 |
| Challenger Cordenons | 2018/08/12 16:15 | Daniel Dutra Da Silva v Gonzalo Villanueva | 7-5,6-4 |
| Challenger Cordenons | 2018/08/11 12:30 | Gonzalo Villanueva v Franco Agamenone | 7-6,6-2 |
| ITF Italy F22 | 2018/08/09 12:25 | Gonzalo Villanueva v Fabien Reboul | 4-6,2-6 |
| ITF Italy F22 | 2018/08/08 11:40 | Hernan Casanova v Gonzalo Villanueva | 3-6,4-6 |
| ITF Italy F22 | 2018/08/06 12:00 | Jose Pereira v Gonzalo Villanueva | 6-4,3-6,4-6 |
| ITF Italy F21 | 2018/08/03 11:00 | Gonzalo Villanueva v Tomas Martin Etcheverry | 4-6,6-3,5-7 |
| ITF Argentina F4 | 2018/09/05 14:30 | Juan Ignacio Galarza v Arklon H D Pino | 7-5,6-4 |
| ITF Argentina F4 | 2018/09/03 14:45 | Arklon H D Pino v Facundo Juarez | 7-5,3-6,7-5 |
| ITF Belgium F8 | 2018/08/16 10:05 | Michael Geerts v Arklon H D Pino | 6-4,6-4 |
| ITF Belgium F8 | 2018/08/14 16:30 | Arklon H D Pino v Niels Desein | 7-5,7-6 |
| ITF Belgium F8 | 2018/08/11 13:00 | Arklon H D Pino v Buvaysar Gadamauri | 6-3,2-6,6-3 |
| ITF Belgium F7 Qual | 2018/08/06 11:05 | Arklon H D Pino v Alban Meuffels | 3-6,4-6 |
| ITF Belgium F7 Qual | 2018/08/05 13:00 | Arklon H D Pino v Jakub Wojcik | 6-4,6-3 |
| ITF Belgium F6 | 2018/08/03 09:00 | Arklon H D Pino v Stefano Baldoni | 6-7,3-6 |