Stadium: Court 3 Round: 26 Ground: Clay
| ITF Italy F20 MD | 2018/07/25 15:10 | Olivieri G A / Ugo Carabelli C v Villanueva G A / Villanueva G | 7-6,6-3 |
| ITF Italy F20 MD | 2018/07/23 16:05 | Villanueva G A / Villanueva G v Dutra Da Silva/Pereira | 2-6,6-3,11-9 |
| ITF France F12 MD | 2018/07/02 13:10 | Martinez M / Paul J v Villanueva G A / Villanueva G | 6-2,6-2 |
| ITF Argentina F3 MD | 2018/05/28 19:40 | Hidalgo G A / Moreno F v Villanueva G A / Villanueva G | 7-6,4-6,11-9 |
| Argentina F2, Doubles | 2018/05/21 19:20 | Arguello F / Zukas M v Villanueva G A / Villanueva G | 6-3,6-4 |
| ITF Brazil F4 MD | 2018/05/17 22:00 | Villanueva G A / Villanueva G v Pereira J / Tsuchiya A | 3-6,1-6 |
| ITF Brazil F4 MD | 2018/05/15 19:15 | Villanueva G A / Villanueva G v Assuncao Garla F / Bianchini Bogo E | 6-3,6-1 |
| ITF Brazil F3 MD | 2018/05/09 19:00 | Villanueva G A / Villanueva G v Alves/Oliveira | 3-6,2-6 |