Stadium: Quadra Central Round: 27 Ground: Clay
| Challenger Sao Leopoldo MD | 2024/03/27 18:55 | Collarini/Olivo v Oliveira/Uchida | 6-1,6-3 |
| Challenger Santa Cruz MD | 2024/03/10 18:50 | Collarini/Olivo v Dellien/Dellien | 6-4,6-1 |
| Challenger Santa Cruz MD | 2024/03/08 00:35 | Burruchaga/Olivieri v Collarini/Olivo | 5-7,6-7 |
| Challenger Santa Cruz MD | 2024/03/06 01:20 | P Angelo/Vallejo v Collarini/Olivo | 2-6,6-4,6-10 |
| Challenger Punta del Este MD | 2024/01/24 21:30 | Collarini/Olivo v Andreozzi/Duran | 3-6,7-5,10-12 |
| Challenger Antofagasta MD | 2023/09/20 20:40 | P De Almeida/Reis da Silva v Collarini/Olivo | 6-1,6-2 |
| Challenger Santa Cruz MD | 2023/09/12 23:00 | Dellien/Dellien v Collarini/Olivo | 4-6,6-2,10-1 |
| Challenger Concepcion MD | 2023/01/24 21:10 | Collarini/Olivo v Casanova/Dutra Da Silva | 6-1,2-6,7-10 |
| Challenger Sao Leopoldo MD | 2024/03/27 21:20 | Freund/Ingildsen v Demoliner/Luz | 5-7,4-6 |
| Challenger Asuncion MD | 2024/03/22 00:30 | Collarini/Olivieri v Demoliner/Luz | 6-4,6-7,15-13 |
| Challenger Asuncion MD | 2024/03/21 00:45 | Draxl/Weis v Demoliner/Luz | 5-7,5-7 |