| Official Name: | Puerto Nuevo |
| Subdivision Type: | Region |
| Subdivision Name: | Los Ríos |
| Subdivision Type1: | Province |
| Subdivision Name1: | Ranco |
| Subdivision Type2: | Municipality |
| Subdivision Name2: | La Unión |
| Subdivision Type3: | Commune |
| Subdivision Name3: | La Unión |
| Government Type: | Municipal |
| Leader Title: | Alcade |
| Leader Name: | andres reinoso(Ps) |
| Population As Of: | 2002 census http://www.ine.cl/canales/chile_estadistico/demografia_y_vitales/demografia/demografia.php |
| Population Total: | 438 |
| Timezone: | Chilean Standard |
| Utc Offset: | −04:00 |
| Timezone Dst: | Chilean Daylight |
| Utc Offset Dst: | −03:00 |
| Coordinates: | -40.2531°N -72.5758°W |
| Elevation M: | 129 |
| Area Code: | Country + town = 56 + 63 |
Puerto Nuevo is a lakeside village (es|aldea) near the outflow of Ranco Lake in La Unión commune, southern Chile.