Stadion: Enrique Morea Round: 19 Ground: Clay
| Challenger - Buenos Aires | 2024/01/07 15:15 | Federico Agustin Gomez v Adolfo Daniel Vallejo | 7-6,1-6,1-6 |
| Challenger - Brasilien | 2023/11/19 15:45 | Fernando Romboli v Adolfo Daniel Vallejo | 3-6,6-3,7-6 |
| Challenger - Montevideo | 2023/11/12 20:10 | Adolfo Daniel Vallejo v Alvaro G Meza | 6-3,4-6,6-7 |
| Challenger - Lima | 2023/11/07 19:00 | Alejandro Tabilo v Adolfo Daniel Vallejo | 6-4,6-1 |
| Challenger - Santa Fe | 2023/10/17 13:00 | Vit Kopriva v Adolfo Daniel Vallejo | 6-0,0-6,6-3 |
| Challenger - Santa Fe | 2023/10/16 15:50 | Adolfo Daniel Vallejo v Gonzalo Lama | 6-1,6-2 |
| Challenger - Santa Fe | 2023/10/15 16:05 | Renzo Olivo v Adolfo Daniel Vallejo | 1-6,1-6 |
| Challenger - Buenos Aires | 2023/10/08 13:00 | Murkel Dellien v Adolfo Daniel Vallejo | 7-6,5-7,6-0 |
| Challenger - Buenos Aires | 2024/01/07 13:00 | Vito Antonio Darderi v Gonzalo Villanueva | 1-6,0-6 |
| ITF - M15 - Concepción | 2023/12/16 13:00 | Gonzalo Villanueva v Facundo Mena | 6-3,6-4 |
| ITF - M15 - Concepción | 2023/12/15 13:00 | Gonzalo Villanueva v Ignacio A B Otarola | 6-0,6-1 |
| ITF - M15 - Concepción | 2023/12/14 16:05 | Gonzalo Villanueva v Diego F Flores | 6-0,7-6 |
| ITF - M15 - Concepción | 2023/12/13 15:05 | Gonzalo Villanueva v Miguel Angel Cabrera | 6-3,6-1 |
| ITF - M15 - Concepción | 2023/12/11 18:00 | Gonzalo Villanueva v Fernando Cavallo | 6-2,6-0 |
| ITF - M15 - Concepción | 2023/12/08 14:00 | Gonzalo Villanueva v Nicolas Kicker | 3-6,7-6,3-6 |
| ITF - M15 - Concepción | 2023/12/07 16:35 | Gonzalo Villanueva v Manuel Mouilleron Salvo | 6-1,7-6 |