| Official Name: | Puerto Cárdenas |
| Subdivision Type: | Region |
| Subdivision Name: | Los Lagos |
| Subdivision Type1: | Province |
| Subdivision Name1: | Palena |
| Subdivision Type2: | Municipality |
| Subdivision Name2: | Chaitén |
| Subdivision Type3: | Commune |
| Subdivision Name3: | Chaitén |
| Government Type: | Municipal |
| Leader Title: | Alcade |
| Leader Name: | José Miguel Fritis |
| Population As Of: | 2002 census http://www.ine.cl/canales/chile_estadistico/demografia_y_vitales/demografia/demografia.php |
| Population Total: | 21 |
| Timezone: | Chilean Standard |
| Utc Offset: | −04:00 |
| Timezone Dst: | Chilean Daylight |
| Utc Offset Dst: | −03:00 |
| Coordinates: | -43.1764°N -72.4303°W |
| Elevation M: | 56 |
| Area Code: | Country + town = 56 + 63 |
Puerto Cárdenas is a lakeside hamlet (es|caserío) at the outflow of Yelcho Lake in Chaitén commune, southern Chile. Carretera Austral passes by the hamlet.