Stadium: Cancha 2 Round: 25 Ground: Clay
| ITF M15 Santa Cruz | 2023/11/20 23:40 | Joao Victor C Loureiro v Bruno Fernandez | 0-6,5-7 |
| ITF M15 Cochabamba | 2023/11/17 20:55 | Ignacio Monzon v Joao Victor C Loureiro | 6-1,3-6,6-3 |
| ITF M15 Cochabamba | 2023/11/16 20:35 | Alberto Odiseo Alvarado Berrospi v Joao Victor C Loureiro | 2-6,6-7 |
| ITF M15 Cochabamba | 2023/11/15 18:30 | Joao Victor C Loureiro v Alan F R Fierros | 3-6,6-4,6-3 |
| ITF M15 Rosario | 2023/11/05 12:00 | Joao Victor C Loureiro v Felipe Pagnacco | 1-6,3-6 |
| ITF M15 Villa Maria | 2023/10/31 15:00 | Leonardo Aboian v Joao Victor C Loureiro | 6-1,6-0 |
| ITF M15 Punta del Este | 2023/09/19 15:00 | Joao Victor C Loureiro v Bruno Kuzuhara | 3-6,2-6 |
| Challenger Santa Cruz | 2023/09/10 20:20 | Joao Victor C Loureiro v Marcelo Zormann | 3-6,4-6 |
| ITF M15 Rosario | 2023/11/07 15:00 | Matias Franco Descotte v Guido Ivan Justo | 6-3,6-3 |
| ITF M15 Monastir | 2023/10/28 08:30 | Guido Ivan Justo v Olaf Pieczkowski | 6-1,6-7,3-6 |
| ITF M15 Monastir | 2023/10/26 12:30 | Jaka Protic Zakelj v Guido Ivan Justo | 1-6,0-6 |
| ITF M15 Monastir | 2023/10/25 12:30 | Noel Larwig v Guido Ivan Justo | 6-7,2-6 |
| ITF M15 Castellón | 2023/10/21 08:40 | Guido Ivan Justo v Miguel Damas | 6-3,6-2 |
| ITF M15 Castellón | 2023/10/20 10:00 | Guido Ivan Justo v Georgii Kravchenko | 7-5,6-4 |
| ITF M15 Castellón | 2023/10/19 11:45 | Guido Ivan Justo v Max Alcala Gurri | 6-3,6-2 |
| ITF M15 Castellón | 2023/10/19 07:30 | Alvaro Lopez San Martin v Guido Ivan Justo | 1-6,7-6,3-6 |