Round: 26 Ground: Clay
| Challenger Sao Leopoldo MD | 2024/03/28 19:00 | Arias/Zeballos v Blancaneaux/Couacaud | 5-7,4-6 |
| Challenger Sao Leopoldo MD | 2024/03/27 16:25 | Arias/Zeballos v Dutra Da Silva/Sakamoto | 6-2,7-6 |
| Challenger Asuncion MD | 2024/03/23 19:00 | Arias/Zeballos v Bueno/Guillen Meza | 6-2,6-2 |
| Challenger Asuncion MD | 2024/03/23 00:45 | Arias/Zeballos v Romboli/Zormann | 6-4,1-6,11-9 |
| Challenger Asuncion MD | 2024/03/21 21:10 | Arias/Zeballos v Freund/Ingildsen | 7-6,6-3 |
| Challenger Asuncion MD | 2024/03/20 20:40 | Arias/Zeballos v Sanchez Jover/Uchida | 6-4,6-4 |
| Challenger Santiago MD | 2024/03/16 18:45 | Romboli/Zormann v Arias/Zeballos | 7-6,6-4 |
| Challenger Santiago MD | 2024/03/15 14:00 | Huertas Del Pino/Kestelboim v Arias/Zeballos | 5-7,6-2,3-10 |