Round: 27 Ground: Clay
| ITF Argentina F8 | 2014/09/10 13:00 | Gonzalo Villanueva v Gaston-Arturo Grimolizzi | 5-7,6-7 |
| ITF Colombia F3 | 2016/06/29 17:15 | Felipe Mantilla v Gonzalo Villanueva | 2-6,2-6 |
| ITF Colombia F3 | 2016/06/28 16:35 | Gonzalo Villanueva v Jorge Panta | 1-6,6-3,6-2 |
| ITF Colombia F2 | 2016/06/24 17:20 | Gonzalo Villanueva v Roberto Cid Subervi | 2-6,1-6 |
| ITF Colombia F2 | 2016/06/23 15:30 | Gonzalo Villanueva v Matias Zukas | 2-6,6-0,6-0 |
| ITF Colombia F2 | 2016/06/22 17:00 | Gonzalo Villanueva v Alejandro Mendoza | 6-1,6-1 |
| ITF Colombia F2 | 2016/06/20 18:05 | Maximiliano Estevez v Gonzalo Villanueva | 4-6,3-6 |
| ITF Colombia F1 | 2016/06/15 20:30 | Gonzalo Villanueva v Alejandro Tabilo | 6-3,2-6,4-6 |
| ITF Argentina F9 | 2016/06/01 22:00 | Gonzalo Villanueva v Federico Coria | 2-6,3-6 |
| ITF Colombia F3 | 2016/06/28 14:30 | Gaston-Arturo Grimolizzi v Facundo Mena | 6-3,6-4 |
| ITF Colombia F2 | 2016/06/21 15:00 | Matias Zukas v Gaston-Arturo Grimolizzi | 6-4,6-2 |
| ITF Colombia F1 | 2016/06/14 19:25 | Gaston-Arturo Grimolizzi v Roberto Cid Subervi | 7-5,4-6,2-6 |
| ITF Argentina F8 | 2016/05/23 22:00 | Gaston-Arturo Grimolizzi v Santiago Villarruel | 6-0,6-1 |
| ITF Argentina F7 | 2016/05/18 17:30 | Gabriel Alejandro Hidalgo v Gaston-Arturo Grimolizzi | 6-3,6-2 |
| ITF Argentina F6 | 2016/05/12 19:00 | Marcelo Zormann v Gaston-Arturo Grimolizzi | 7-6,6-4 |
| ITF Argentina F6 | 2016/05/10 15:10 | Franco Emanuel Egea v Gaston-Arturo Grimolizzi | 2-6,5-7 |
| ITF Argentina F5 | 2016/05/02 17:00 | Gaston-Arturo Grimolizzi v Juan Ignacio Galarza | 3-6,3-6 |