| | | | | |
| |
| Tomás Tamola |
01/04/2023 4-6, 7-5, 13-11 |
| |
| | Julio Pomerantz |
| Nicolas Korenchuk | 01/04/2023 6-3, 6-3 |
01/04/2023 7-5, 6-1 |
| Julio Pomerantz |
| |
| Julio Pomerantz |
| | Leonardo Paredes |
| | 01/04/2023 3-6, 7-5, 10-3 |
| |
| Alejandro Aguirre |
01/04/2023 6-4, 6-3 |
| |
| | Leonardo Paredes |
| | |
| |
| Leonardo Paredes |
| |
| |
| | Alexis Potel |
| Pablo Simoes | 01/04/2023 2-0 |
01/04/2023 6-1, 6-3 |
| Pablo Simoes |
01/04/2023 6-3, 7-5 |
| Alan Izcovich |
| | Ezequiel Romero |
| Pablo González Oreján | 01/04/2023 6-1, 6-2 |
01/04/2023 6-7, 7-5, 10-7 |
| Ezequiel Romero |
| |
| Ezequiel Romero |
| | Andres Millet |
| Nicolas De Brasi | |
01/04/2023 7-6, 4-6, 10-7 |
| Andres Millet |
01/04/2023 6-4, 6-4 |
| Andres Millet |
| | Andres Millet |
| Agustin Esperon | |
01/04/2023 6-3, 6-1 |
| Rodrigo Molinos |
| |
| Rodrigo Molinos |
| |
| |
| |
| Franco Pantuso |
01/04/2023 6-0, 6-2 |
| |
| | Franco Pantuso |
| | 01/04/2023 6-2, 6-1 |
| |
| Jonatan Asenjo Silva |
| |
| |
| | Victor Llanos |
| | 01/04/2023 6-3, 7-6 |
| |
| Gonzalo Calise |
01/04/2023 6-0, 6-3 |
| |
| | Victor Llanos |
| | |
| |
| Victor Llanos |
| |
| |
| | Leonardo Paredes |
| | |
| |
| Alexis Potel |
01/04/2023 6-0, 6-2 |
| |
| | Alexis Potel |
| | 01/04/2023 6-1, 6-1 |
| |
| Jaime Quispe |
| |
| |
| | Alexis Potel |
| Christos Bakis | |
01/04/2023 6-1, 2-6, 10-7 |
| Christos Bakis |
01/04/2023 5-4, Ab. |
| Javier Gago |
| | Christos Bakis |
| | |
| |
| Pablo Lepera |
| |
| |
