# 2016 Challenger ATP Cachantún Cup – Singles

Facundo Bagnis defended his title by repeating as champion, defeating Rogério Dutra Silva 6–7$^{(3–7)}$, 6–4, 6–3 in the final.

## Seeds

* Facundo Bagnis (champion)
* Roberto Carballés Baena (second round)
* Rogério Dutra Silva (final)
* Máximo González (second round)
* Carlos Berlocq (withdrew)
* Facundo Argüello (second round)
* Nicolás Kicker (first round)
* Guilherme Clezar (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

### Finals

| Semifinals | Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final | Final |
| 1 | Facundo Bagnis | 6 | 6 | | | | | | |
| | Gonzalo Lama | 1 | 2 | | | | | | |
| | Gonzalo Lama | 1 | 2 | | 1 | Facundo Bagnis | 6$^3$ | 6 | 6 |
| | | | | | 3 | Rogério Dutra Silva | 7$^7$ | 4 | 3 |
| 3 | Rogério Dutra Silva | 6 | 6$^5$ | 6 | 3 | Rogério Dutra Silva | 7$^7$ | 4 | 3 |
| WC | Thiago Monteiro | 3 | 7$^7$ | 3 | | | | | |

### Top half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 1 | F Bagnis | 6 | 6 | | | | | | | | | | | | | | | |
| WC | MT Barrios Vera | 2 | 4 | | 1 | F Bagnis | 6 | 6 | | | | | | | | | | |
| | T Lipovšek Puches | 2 | 6 | 6 | | T Lipovšek Puches | 1 | 2 | | | | | | | | | | |
| | G Naso | 6 | 3 | 3 | | | | | | 1 | F Bagnis | 6 | 6 | | | | | |
| Q | Maximiliano Estévez | 6 | 7$^7$ | | | | | | | Q | M Estevez | 4 | 0 | | | | | |
| | JC Sáez | 2 | 6$^5$ | | Q | M Estevez | 6 | 3 | 6 | | | | | | | | | |
| WC | Gonzalo Achondo | 1 | 1 | | LL | G Rivera Aránguiz | 1 | 6 | 3 | | | | | | | | | |
| LL | G Rivera Aránguiz | 6 | 6 | | | | | | | | | | | | 1 | F Bagnis | 6 | 6 |
| 4 | M González | 6 | 6 | | | | | | | | | | | | | G Lama | 1 | 2 |
| | J Samper Montaña | 4 | 2 | | 4 | M González | 3 | 6 | 4 | | | | | | | | | |
| WC | C Garín | 3 | 6 | 4 | | R Ramírez Hidalgo | 6 | 3 | 6 | | | | | | | | | |
| | R Ramírez Hidalgo | 6 | 2 | 6 | | | | | | | R Ramírez Hidalgo | 7$^9$ | 3 | 6$^4$ | | | | |
| | A Giannessi | 7$^7$ | 7 | | | | | | | | G Lama | 6$^7$ | 6 | 7$^7$ | | | | |
| | C Lindell | 6$^5$ | 5 | | | A Giannessi | 7 | 2 | 6$^0$ | | | | | | | | | |
| | G Lama | 6 | 6 | | | G Lama | 5 | 6 | 7$^7$ | | | | | | | | | |
| 7 | N Kicker | 4 | 1 | | | | | | | | | | | | | | | |

### Bottom half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 8 | G Clezar | 3 | 6 | 6 | | | | | | | | | | | | | | |
| Q | Adrien Puget | 6 | 1 | 3 | 8 | G Clezar | 6 | 7$^7$ | | | | | | | | | | |
| | O Roca Batalla | 6$^4$ | 4 | | | M Bourgue | 4 | 6$^5$ | | | | | | | | | | |
| | M Bourgue | 7$^7$ | 6 | | | | | | | 8 | G Clezar | 3 | 5 | | | | | |
| | M Chazal | 4 | 1 | | | | | | | 3 | R Dutra Silva | 6 | 7 | | | | | |
| | J Hernández | 6 | 6 | | | J Hernández | 6$^5$ | 3 | | | | | | | | | | |
| | M Linzer | 0 | 1 | | 3 | R Dutra Silva | 7$^7$ | 6 | | | | | | | | | | |
| 3 | R Dutra Silva | 6 | 6 | | | | | | | | | | | 3 | R Dutra Silva | 6 | 6$^5$ | 6 |
| 6 | F Argüello | 6 | 6 | | | | | | | | | | | WC | T Monteiro | 3 | 7$^7$ | 3 |
| Q | P Sakamoto | 1 | 0 | | 6 | F Argüello | 6 | 3 | 6$^5$ | | | | | | | | | |
| WC | T Monteiro | 6 | 7$^7$ | | WC | T Monteiro | 4 | 6 | 7$^7$ | | | | | | | | | |
| | H Podlipnik | 2 | 6$^1$ | | | | | | | WC | T Monteiro | 7$^7$ | 6 | | | | | |
| | JI Londero | 7$^7$ | 6 | | | | | | | | JI Londero | 6$^2$ | 2 | | | | | |
| | J Pereira | 6$^5$ | 3 | | | JI Londero | 6 | 1 | 6 | | | | | | | | | |
| Q | F Coria | 2 | 3 | | 2 | R Carballés Baena | 2 | 6 | 3 | | | | | | | | | |
| 2 | R Carballés Baena | 6 | 6 | | | | | | | | | | | | | | | |