| San Patricio del Chañar | |
| Native Name Lang: | es |
| Settlement Type: | Town |
| Pushpin Map: | Argentina Neuquén Province#Argentina |
| Coordinates: | -39.0739°N -68.595°W |
| Subdivision Type: | Country |
| Subdivision Name: |  Argentina |
| Subdivision Type1: | Province |
| Subdivision Name1: | Neuquén |
| Subdivision Type2: | Department |
| Subdivision Name2: | Añelo |
| Leader Party: | MPN |
| Leader Title: | Mayor |
| Leader Name: | Alfredo Rodríguez |
| Unit Pref: | Metric |
| Elevation M: | 260 |
| Population Total: | 5063 |
| Population As Of: | 2001 |
| Population Density Km2: | auto |
| Timezone1: | ART |
| Utc Offset1: | -3 |
| Postal Code Type: | CPA base |
| Postal Code: | Q8305 |
| Area Code Type: | Dialing code |
| Area Code: | +54 0299 |
| Blank Name: | Climate |
| Blank Info: | BWk |
San Patricio del Chañar is a town located in Añelo Department, in Neuquén Province, Argentina.
In San Patricio del Chañar agriculture is one of the most important activities. The main crop is grapes, used for the production of wine, a new business for the area and the province.
The town is provided of electric energy by a small dam located in the area.
The word Chañar comes from the Quechuan language name for a kind of bush (chical in Spanish).