| Official Name: | Loncopué |
| Pushpin Map: | Argentina Neuquén Province#Argentina |
| Pushpin Label Position: | bottom |
| Subdivision Type: | Country |
| Subdivision Type1: | Province |
| Subdivision Name1: | Neuquén Province |
| Subdivision Type2: | Department |
| Subdivision Name2: | Loncopué Department |
| Established Title: | Founded |
| Established Date: | October 20, 1915 |
| Leader Title: | Mayor |
| Leader Name: | Walter Fonseca |
| Population Total: | 4266 |
| Population Density Km2: | auto |
| Coordinates: | -38.0667°N -107°W |
| Elevation M: | 935 |
| Postal Code Type: | CPA Base |
| Postal Code: | Q8349 |
| Area Code: | +54 02948 |
| Timezone: | ART |
| Utc Offset: | -3 |
| Blank Name: | Climate |
| Blank Info: | Csb |
| Website: | www.loncopue.gob.ar |
Loncopué (pronounced as /es/) is a second category municipality and capital of the Loncopué Department located in the Neuquén Province, Argentina.
Loncopué was established on October 20, 1915.
The major economic activities are animal husbandry of goats and sheep, and tourism.