2013 Cachantún Cup – Doubles
# 2013 Cachantún Cup – Doubles

Paul Capdeville and Marcel Felder were the defending champions, but they lost in the quarterfinals to Federico Delbonis and Diego Junqueira. Marcelo Demoliner and João Souza defeated Delbonis and Junqueira 7–5, 6–1 in the final to win the title.

## Seeds

* Marcelo Demoliner / João Souza (champions)
* Jordan Kerr / Andreas Siljeström (first round)
* Martín Alund / Facundo Bagnis (semifinals)
* Paul Capdeville / Marcel Felder (quarterfinals)

## Draw

### Key

* Q = Qualifier
* WC = Wild card
* LL = Lucky loser
* Alt = Alternate
* SE = Special exempt
* PR = Protected ranking
* ITF = ITF entry
* JE = Junior exempt
* w/o = Walkover
* r = Retired
* d = Defaulted
* SR = Special ranking

### Draw

| First round | First round | First round | First round | First round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final |
| - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 1 | M Demoliner J Souza | 6 | 6 | | | | | | | | | | | | | | |
| | F de Paula A González | 3 | 4 | | 1 | M Demoliner J Souza | 6 | 6 | | | | | | | | | |
| | B Pašanski A Veić | 2 | 6 | [10] | | B Pašanski A Veić | 4 | 3 | | | | | | | | | |
| | A Behar A Velotti | 6 | 4 | [6] | | | | | | 1 | M Demoliner J Souza | 6 | 7 | | | | |
| 3 | M Alund F Bagnis | w/o | | | | | | | | 3 | M Alund F Bagnis | 4 | 5 | | | | |
| | D Beretta JC Campozano | | | | 3 | M Alund F Bagnis | 6 | 6 | | | | | | | | | |
| | G Clezar R Hocevar | $6^8$ | 4 | | WC | H Podlipnik JC Sáez | 4 | 2 | | | | | | | | | |
| WC | H Podlipnik JC Sáez | $7^{10}$ | 6 | | | | | | | | | | | 1 | M Demoliner J Souza | 7 | 6 |
| | F Delbonis D Junqueira | 6 | 6 | | | | | | | | | | | | F Delbonis D Junqueira | 5 | 1 |
| | R Olivo DS Schwartzman | 1 | 4 | | | F Delbonis D Junqueira | 6 | 6 | | | | | | | | | |
| WC | J Aguilar N Massú | | | | 4 | P Capdeville M Felder | 2 | 4 | | | | | | | | | |
| 4 | P Capdeville M Felder | w/o | | | | | | | | | F Delbonis D Junqueira | 7 | 6 | | | | |
| | A Collarini A Molteni | w/o | | | | | | | | | A Collarini A Molteni | 5 | 3 | | | | |
| | T de Bakker J Ward | | | | | A Collarini A Molteni | 4 | $7^7$ | [11] | | | | | | | | |
| WC | C Garín G Lama | $7^7$ | 6 | | WC | C Garín G Lama | 6 | $6^3$ | [9] | | | | | | | | |
| 2 | J Kerr A Siljeström | $6^4$ | 4 | | | | | | | | | | | | | | |
