| Viên An | |
| Settlement Type: | Commune |
| Pushpin Map: | Vietnam |
| Pushpin Label Position: | top |
| Pushpin Map Caption: | Location in Vietnam |
| Subdivision Type: | Country |
| Subdivision Type1: | Province |
| Subdivision Name1: | Cà Mau |
| Subdivision Type2: | District |
| Subdivision Name2: | Ngoc Hien |
| Unit Pref: | Imperial |
| Population Blank1 Title: | Ethnicities |
| Timezone: | UTC+7 |
| Utc Offset: | +7 |
| Coordinates: | 8.7167°N 162°W |
Viên An is a commune in the Ngọc Hiển District of Cà Mau Province, Vietnam, approximately 56 kilometres from Cà Mau city. It borders Rạch Gốc on the Cà Mau Peninsula of the South China Sea near the southernmost tip of Vietnam.
The Cua Lon River lies to the north and Tân An to the east. The economy is based primarily on fishing, and the seafood industry, especially shrimp and green lobster.