| Gastón Mate | | | | |
02/04/2023 6-4, 6-3 |
| Jose Luis Baldasari |
02/04/2023 6-4, 6-4 |
| Jose Luis Baldasari |
| | Jose Luis Baldasari |
| Ariel Santa Cruz | 02/04/2023 6-4, 7-6 |
02/04/2023 7-6, Ab. |
| Ariel Santa Cruz |
| |
| Juan Pablo Berdullas |
| | Matias Perichault |
| | 02/04/2023 2-0 |
| |
| Matias Perichault |
02/04/2023 6-7, 6-3, 10-6 |
| |
| | Matias Perichault |
| | |
| |
| Nicolás Brescia |
| |
| |
| | Matias Perichault |
| | vs |
| |
| Joni Cappi |
02/04/2023 6-3, 2-6, 12-10 |
| |
| | Patricio Isalavalle |
| | 02/04/2023 6-4, 7-6 |
| |
| Patricio Isalavalle |
| |
| |
| | Patricio Isalavalle |
| | |
| |
| Esteban Angel |
02/04/2023 6-4, 6-2 |
| |
| | Fernando Stolis |
| | |
| |
| Fernando Stolis |
| |
| |
| |
| |
| |
| Ariel Maidana |
02/04/2023 4-6, 6-3, 10-6 |
| |
| | Rodrigo Lamborizio |
| | 02/04/2023 6-3, 6-4 |
| |
| Rodrigo Lamborizio |
| |
| |
| | Rodrigo Lamborizio |
| | 02/04/2023 7-5, 0-6, 5-10 |
| |
| Javier Primavera |
02/04/2023 6-4, 6-3 |
| |
| | Javier Primavera |
| | |
| |
| Martín Ayala |
| |
| |
| | Rodrigo Lamborizio |
| | |
| |
| Eduardo Malbran |
02/04/2023 6-4, 5-7, 16-14 |
| |
| | Federico Trunkhardt |
| | 02/04/2023 6-2, 6-3 |
| |
| Federico Trunkhardt |
| |
| |
| | Leonardo Venturelli |
| Alberto Gomez | |
02/04/2023 6-7, 6-2, 10-6 |
| Alberto Gomez |
02/04/2023 6-1, 6-1 |
| Leandro Quintana |
| | Leonardo Venturelli |
| Jorge Altimari | |
02/04/2023 6-3, 6-0 |
| Leonardo Venturelli |
| |
| Leonardo Venturelli |
