| Fernando Stolis | | | | |
31/03/2023 6-1, 6-1 |
| Gerardo Cuello |
31/03/2023 6-4, 6-0 |
| Gerardo Cuello |
| | Marco Rosasco |
| Carlos Benedini | 31/03/2023 WO |
31/03/2023 6-3, 6-2 |
| Marco Rosasco |
| |
| Marco Rosasco |
| | Marco Rosasco |
| Alberto Gomez | 31/03/2023 2-0 |
31/03/2023 4-6, 6-4, 10-8 |
| Gastón Perez |
31/03/2023 6-1, 6-3 |
| Gastón Perez |
| | Leonardo Pinazo |
| | |
| |
| Leonardo Pinazo |
| |
| |
| | Sergio Benasi |
| José Luis Heidenreich | 21/01/2023 1-2 |
31/03/2023 4-6, 6-2, 10-4 |
| José Luis Heidenreich |
31/03/2023 6-3, 3-6, 10-8 |
| Alan Izcovich |
| | Rodrigo Molinos |
| | 31/03/2023 6-4, 3-6, 10-5 |
| |
| Rodrigo Molinos |
| |
| |
| | Rodrigo Molinos |
| Andres Devoto | |
31/03/2023 6-1, 6-2 |
| Andres Devoto |
31/03/2023 6-2, 6-1 |
| Pedro Busso |
| | Alfonso Roly |
| Martín Ayala | |
31/03/2023 6-2, 6-3 |
| Alfonso Roly |
| |
| Alfonso Roly |
| |
| Federico Venturelli |
31/03/2023 6-3, 6-2 |
| Matias Perichault |
31/03/2023 3-6, 6-3, 10-8 |
| Matias Perichault |
| | Matias Perichault |
| | 31/03/2023 6-7, 6-3, 10-5 |
| |
| Ariel Maidana |
| |
| |
| | Sergio Benasi |
| Dario Rodriguez | 31/03/2023 2-0 |
31/03/2023 6-4, 7-5 |
| Gonzalo Miguens |
31/03/2023 6-1, 6-0 |
| Gonzalo Miguens |
| | Gonzalo Miguens |
| | |
| |
| Lucas Cuevas |
| |
| |
| | Marco Rosasco |
| Agustin De Oromi Escalada | |
31/03/2023 WO |
| Jorge Altimari |
31/03/2023 6-2, 6-7. 14-12 |
| Jorge Altimari |
| | Sergio Benasi |
| Alexis Atanasiadis | 31/03/2023 3-6, 6-4, 10-7 |
31/03/2023 6-2, 6-2 |
| Sergio Benasi |
| |
| Sergio Benasi |
| | Gonzalo Miguens |
| Javier Gago | |
31/03/2023 7-6, 6-4 |
| Juan Ruiz Bory |
31/03/2023 6-2, 2-6, 10-5 |
| Juan Ruiz Bory |
| | Tomás Firpo |
| Lucas Munari | |
31/03/2023 6-4, 6-3 |
| Tomás Firpo |
| |
| Tomás Firpo |
