Estadio: Cancha 5 Round: 26 Ground: Clay
| ITF Argentina F9 | 2018/11/13 12:30 | Guido Ivan Justo v Oscar Gabriel Ortiz | 1-6,6-3,6-4 |
| ITF Argentina F8 | 2018/11/05 13:00 | Agustin Velotti v Guido Ivan Justo | 6-3,6-1 |
| ITF Argentina F7 | 2018/11/02 14:00 | Conner Huertas Del Pino v Guido Ivan Justo | 6-3,3-6,7-5 |
| ITF Argentina F7 | 2018/10/31 19:00 | Juan Manuel Cerundolo v Guido Ivan Justo | 3-6,6-1,3-6 |
| ITF Argentina F7 | 2018/10/29 17:00 | Guido Ivan Justo v Nicolas Alberto Arreche | 0-6,6-4,6-0 |
| ITF Perú F3 | 2018/10/11 15:00 | Gonzalo Villanueva v Guido Ivan Justo | 6-0,6-0 |
| ITF Perú F3 | 2018/10/09 18:00 | Lautaro Agustin Falabella v Guido Ivan Justo | 3-6,4-6 |
| ITF Perú F2 | 2018/10/04 17:00 | Guido Ivan Justo v Gonzalo Villanueva | 4-6,1-6 |
| ITF Argentina F9 | 2018/11/13 17:35 | Esteban Bruna v Facundo Diaz Acosta | 4-6,2-6 |
| Challenger de Montevideo | 2018/11/06 22:00 | Facundo Diaz Acosta v Thiago Monteiro | 2-6,5-7 |
| Challenger de Montevideo | 2018/11/05 17:45 | Facundo Diaz Acosta v Camilo Ugo Carabelli | 6-4,6-2 |
| Challenger de Montevideo | 2018/11/04 16:20 | Tomas Barrios Vera v Facundo Diaz Acosta | 6-7,2-6 |
| Challenger de Montevideo | 2018/11/03 19:15 | Joao Pedro Sorgi v Facundo Diaz Acosta | 6-2,3-6,5-7 |
| ITF Argentina F11 | 2017/11/28 16:20 | Andrea Collarini v Facundo Diaz Acosta | 6-0,7-6 |
| ITF Argentina F11 | 2017/11/26 13:00 | Facundo Diaz Acosta v Gaston E Cantero | 6-2,6-1 |
| ITF Argentina F11 | 2017/11/25 14:30 | Facundo Diaz Acosta v Marco Pairetti | 6-1,6-2 |