Stadium: Court 2 Round: 14 Ground: Hardcourt outdoor
| Challenger Curitiba | 2023/10/22 13:00 | Marcelo Zormann v Ignacio Buse | 3-6,6-7 |
| Challenger Campinas | 2023/10/02 15:15 | Orlando Luz v Marcelo Zormann | 6-4,6-3 |
| Challenger Campinas | 2023/10/01 16:55 | Joao M Nusdeo v Marcelo Zormann | 3-6,3-6 |
| Challenger Bogota | 2023/09/24 18:15 | Blaise Bicknell v Marcelo Zormann | 6-4,3-6,6-4 |
| Challenger Antofagasta | 2023/09/17 17:50 | Ignacio Monzon v Marcelo Zormann | 6-2,6-2 |
| Challenger Santa Cruz | 2023/09/13 00:45 | Matheus Pucinelli De Almeida v Marcelo Zormann | 6-4,6-4 |
| Challenger Santa Cruz | 2023/09/11 19:40 | Juan Sebastian Gomez v Marcelo Zormann | 6-3,2-6,6-7 |
| Challenger Santa Cruz | 2023/09/10 20:20 | Joao Victor C Loureiro v Marcelo Zormann | 3-6,4-6 |
| Challenger Lima | 2023/11/08 18:00 | Guido Andreozzi v Arklon H D Pino | 6-2,5-7,6-4 |
| Challenger Lima | 2023/11/07 18:05 | Oliver Crawford v Arklon H D Pino | 5-7,0-6 |
| Challenger Guayaquil | 2023/10/29 19:25 | Arklon H D Pino v Mateus Alves | 1-6,4-6 |
| Challenger Curitiba | 2023/10/24 13:00 | Joao Lucas Reis da Silva v Arklon H D Pino | 6-4,6-4 |
| Challenger Curitiba | 2023/10/23 15:35 | Vitek Horak v Arklon H D Pino | 2-6,2-6 |
| Challenger Curitiba | 2023/10/22 19:20 | Arklon H D Pino v Alafia Ayeni | 7-5,6-4 |
| ITF M25 Lajeado | 2023/10/13 20:00 | Wilson Leite v Arklon H D Pino | 7-6,6-2 |
| ITF M25 Lajeado | 2023/10/13 13:55 | Arklon H D Pino v Ezequiel Simonit | 7-5,6-7,6-1 |