Stadium: Court 3 Round: 25 Ground: Clay
| ITF Chile F3 | 2018/11/26 14:00 | Guido Ivan Justo v Oscar Gabriel Ortiz | 4-6,4-6 |
| ITF Chile F3 | 2018/11/25 15:30 | Guido Ivan Justo v Miguel Angel Cabrera | 6-2,6-2 |
| ITF Chile F2 | 2018/11/18 16:00 | Guido Ivan Justo v Cristopher Kohl | 6-3,4-6,3-6 |
| ITF Argentina F9 | 2018/11/15 14:00 | Guido Ivan Justo v Juan Pablo Paz | 2-6,2-6 |
| 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 Dominican Republic F3 | 2018/12/14 15:00 | Arklon H D Pino v Alejandro Tabilo | 3-6,6-3,4-6 |
| ITF Dominican Republic F3 | 2018/12/13 14:00 | Arklon H D Pino v Baker Newman | 6-1,3-6,7-5 |
| ITF Dominican Republic F3 | 2018/12/12 14:00 | Arklon H D Pino v Alexis Gautier | 7-5,6-2 |
| ITF Dominican Republic F3 | 2018/12/11 13:30 | Arklon H D Pino v Omni Kumar | 6-1,6-3 |
| ITF Chile F3 | 2018/11/26 15:30 | Arklon H D Pino v Manuel Pena Lopez | 2-6,4-6 |
| ITF Chile F2 | 2018/11/22 18:35 | Facundo Mena v Arklon H D Pino | 6-2,7-5 |
| ITF Chile F2 | 2018/11/21 16:00 | Arklon H D Pino v Mariano Kestelboim | 5-7,7-5,6-2 |
| ITF Chile F2 | 2018/11/20 18:25 | Arklon H D Pino v Cristopher Kohl | 6-4,6-0 |