Stadium: Court 1 Round: 25 Ground: Clay
| ITF M15 Buenos Aires | 2019/05/02 14:00 | Gonzalo Villanueva v Thiago Agustin Tirante | 6-7,2-6 |
| ITF M15 Buenos Aires | 2019/04/30 15:20 | Gonzalo Villanueva v Ignacio Monzon | 6-1,7-6 |
| ITF M15 Pinamar | 2019/04/03 14:30 | Gonzalo Villanueva v Franco Agamenone | 6-1,3-6,3-6 |
| ITF M15 Pinamar | 2019/03/30 14:00 | Juan Ignacio Galarza v Gonzalo Villanueva | 6-2,6-1 |
| ITF M15 Pinamar | 2019/03/29 13:00 | Gonzalo Villanueva v Juan Manuel Cerundolo | 6-2,6-1 |
| ITF M15 Pinamar | 2019/03/28 12:30 | Gonzalo Villanueva v Francisco Comesana | 6-2,6-1 |
| ITF M15 Pinamar | 2019/03/26 15:50 | Gonzalo Villanueva v Thiago Agustin Tirante | 7-5,6-3 |
| ITF M15 Pinamar | 2019/03/22 15:00 | Gonzalo Villanueva v Francisco Cerundolo | 2-6,6-2,1-6 |
| ITF M15 Buenos Aires | 2019/04/30 13:30 | Juan Bautista Torres v Hernan Casanova | 1-6,3-6 |