| Challenger Antofagasta MD | 10/01 20:00 | 26 | Habib/Kestelboim v Soto/Villanueva | 6-3,2-6,10-8 | |
| Challenger Buenos Aires MD | 09/24 13:00 | 26 | De La Fuente/Olivieri v Soto/Villanueva | CANC | |
| Challenger Santa Cruz MD | 09/16 18:00 | 29 | Arias/Zeballos v Soto/Villanueva | 6-2,4-6,10-7 | |
| Challenger Santa Cruz MD | 09/15 23:20 | 28 | Dias/Heide v Soto/Villanueva | Walkover | |
| Challenger Santa Cruz MD | 09/14 21:50 | 27 | Soto/Villanueva v Romboli/Zormann | 6-4,3-6,10-6 | |
| Challenger Santa Cruz MD | 09/14 01:15 | 26 | Boyer/Olivieri v Soto/Villanueva | 3-6,1-6 |