Stadium: Cancha 7 Round: 19 Ground: Clay
| ITF M15 Arequipa | 2023/08/10 16:00 | Guido Ivan Justo v Tomas Farjat | 7-6,3-6,7-6 |
| ITF M25 Rosario | 2023/06/30 18:40 | Tomas Farjat v Guido Ivan Justo | 3-6,6-3,6-4 |
| ITF M15 Cordoba | 2021/04/06 14:05 | Tomas Farjat v Guido Ivan Justo | 6-2,6-4 |
| Challenger Antofagasta | 2023/09/17 13:00 | David Jorda Sanchis v Guido Ivan Justo | 5-7,6-0,5-7 |
| ITF M15 Olavarria | 2023/09/09 16:30 | Guido Ivan Justo v Lautaro Midon | 4-6,0-6 |
| ITF M15 Olavarria | 2023/09/08 14:05 | Mariano Kestelboim v Guido Ivan Justo | 6-3,3-6,1-6 |
| ITF M15 Olavarria | 2023/09/07 17:30 | Thiago Cigarran v Guido Ivan Justo | 1-6,3-6 |
| ITF M15 Olavarria | 2023/09/06 14:50 | Ignacio Carou v Guido Ivan Justo | 2-6,1-6 |
| Challenger Lima | 2023/08/22 18:45 | Guido Ivan Justo v Pedro Sakamoto | 4-6,6-7 |
| Challenger Lima | 2023/08/21 15:00 | Guido Ivan Justo v Alejandro H Franco | 0-6,6-2,6-1 |
| Challenger Lima | 2023/08/20 15:00 | Guido Ivan Justo v Noah Schachter | 6-7,6-3,6-3 |
| ITF M15 Buenos Aires | 2023/08/31 14:30 | Joaquin Aguillar Cardozo v Tomas Farjat | 6-4,6-1 |
| Challenger Lima | 2023/08/22 19:30 | Juan Pablo Ficovich v Tomas Farjat | 6-1,7-6 |
| ITF M25 Trujillo | 2023/08/17 15:00 | Tomas Farjat v Gustavo Heide | 6-3,6-7,3-6 |
| ITF M25 Trujillo | 2023/08/15 15:00 | Tomas Farjat v Pedro Sakamoto | 6-7,7-6,6-2 |
| ITF M15 Arequipa | 2023/08/10 16:00 | Guido Ivan Justo v Tomas Farjat | 7-6,3-6,7-6 |
| ITF M15 Arequipa | 2023/08/09 17:10 | Jorge Cavero v Tomas Farjat | 6-2,4-6,1-6 |
| ITF M15 Arequipa | 2023/08/08 19:30 | Enrique Pena v Tomas Farjat | 6-4,3-6,6-7 |
| Challenger Santa Fe | 2023/07/07 15:20 | Mariano Navone v Tomas Farjat | 6-2,6-3 |