Stadium: Court 1 Round: 25 Ground: Clay
| Buenos Aires, Singles Qualifying M-ITF-ARG-22A | 2019/05/02 14:00 | Gonzalo Villanueva v Thiago Agustin Tirante | 6-7,2-6 |
| Buenos Aires, Singles Qualifying M-ITF-ARG-22A | 2019/04/30 15:20 | Gonzalo Villanueva v Ignacio Monzon | 6-1,7-6 |
| Pinamar, Singles Qualifying M-ITF-ARG-03A | 2019/04/03 14:30 | Gonzalo Villanueva v Franco Agamenone | 6-1,3-6,3-6 |
| Pinamar, Singles Qualifying M-ITF-ARG-03A | 2019/03/30 14:00 | Galarza, Juan Ignacio v Gonzalo Villanueva | 6-2,6-1 |
| Pinamar, Singles Qualifying M-ITF-ARG-03A | 2019/03/29 13:00 | Gonzalo Villanueva v Juan Manuel Cerundolo | 6-2,6-1 |
| Pinamar, Singles Qualifying M-ITF-ARG-03A | 2019/03/28 12:30 | Gonzalo Villanueva v Francisco Comesana | 6-2,6-1 |
| Pinamar, Singles Qualifying M-ITF-ARG-03A | 2019/03/26 15:50 | Gonzalo Villanueva v Thiago Agustin Tirante | 7-5,6-3 |
| Pinamar, Singles Qualifying M-ITF-ARG-03A | 2019/03/22 15:00 | Gonzalo Villanueva v Francisco Cerundolo | 2-6,6-2,1-6 |
| Buenos Aires, Singles Qualifying M-ITF-ARG-22A | 2019/05/06 17:15 | Estevez Maximiliano v Ortiz, Oscar Gabriel | 7-5,3-6,10-4 |
| Buenos Aires, Singles Qualifying M-ITF-ARG-22A | 2019/05/06 13:00 | Ortiz, Oscar Gabriel v Rodrigues, Pedro Gabriel | 6-4,6-2 |
| Buenos Aires, Singles Qualifying M-ITF-ARG-22A | 2019/04/30 12:00 | Nunez, V. v Ortiz, Oscar Gabriel | 6-4,6-3 |
| Buenos Aires, Singles Qualifying M-ITF-ARG-22A | 2019/04/29 12:00 | Ortiz, Oscar Gabriel v Rodrigues, Pedro Gabriel | 6-2,6-1 |
| Pinamar, Singles Qualifying M-ITF-ARG-03A | 2019/03/21 12:30 | Ortiz, Oscar Gabriel v Franco Agamenone | 1-6,0-6 |
| Pinamar, Singles Qualifying M-ITF-ARG-03A | 2019/03/20 14:30 | Ortiz, Oscar Gabriel v Huertas Del Pino Cordova, Arklon | 6-3,6-0 |
| Pinamar, Singles Qualifying M-ITF-ARG-03A | 2019/03/19 12:30 | Barros, Emmanuel v Ortiz, Oscar Gabriel | 5-7,4-6 |
| Pinamar, Singles Qualifying M-ITF-ARG-03A | 2019/03/18 12:30 | Ortiz, Oscar Gabriel v Naser, Javier | 6-1,6-2 |