The 2017 Challenger ATP Cachantún Cup was a professional tennis tournament played on red clay courts. It was the 10th edition of the tournament which will be part of the 2017 ATP Challenger Tour. It took place in Santiago, Chile between 6 and 11 March 2017.
| 2017 Challenger ATP Cachantún Cup | |
|---|---|
| Date | 6 – 11 March |
| Edition | 10th |
| Draw | 32S / 16D |
| Prize money | $50,000+H |
| Surface | Red clay |
| Location | Santiago, Chile |
| Champions | |
| Singles | |
 Rogério Dutra Silva | |
| Doubles | |
 Marcelo Tomás Barrios Vera / Nicolás Jarry | |
Singles main-draw entrants
editSeeds
edit| Country | Player | Rank1 | Seed |
|---|---|---|---|
| BRA
|
Rogério Dutra Silva | 84 | 1 |
 ARG
|
Nicolás Kicker | 100 | 2 |
 AUT
|
Gerald Melzer | 107 | 3 |
 JPN
|
Taro Daniel | 117 | 4 |
 BEL
|
Arthur De Greef | 120 | 5 |
 ESP
|
Íñigo Cervantes | 125 | 6 |
 ITA
|
Alessandro Giannessi | 127 | 7 |
| BRA
|
João Souza | 131 | 8 |
- 1 Rankings are as of February 27, 2017.
Other entrants
editThe following players received wildcards into the singles main draw:
The following player received entry using a protected ranking:
The following players received entry from the qualifying draw:
Champions
editSingles
edit
Rogério Dutra Silva def. 
Nicolás Jarry 7–5, 6–3.
Doubles
edit- Marcelo Tomás Barrios Vera / Nicolás Jarry def.
Máximo González / Andrés Molteni 6–4, 6–3.