| Quảng Uyên | |
| Settlement Type: | Township (Class-5) |
| Official Name: | Quảng Uyên township |
| Native Name: | Thị trấn Quảng Uyên |
| Pushpin Map: | Vietnam |
| Subdivision Type: | Country |
| Subdivision Type1: | Region |
| Subdivision Name1: | Northeast |
| Subdivision Type2: | Province |
| Subdivision Name2: | Cao Bằng |
| Subdivision Type3: | District |
| Subdivision Name3: | Quảng Hòa |
| Unit Pref: | Imperial |
| Area Total Km2: | 18.46 |
| Population Total: | 6,089 |
| Population Density Km2: | 330 |
| Timezone: | UTC + 7 |
| Utc Offset: | +7 |
| Coordinates: | 22.7853°N 105.9831°W |
Quảng Uyên is a township and capital of Quảng Hòa District, Cao Bằng Province.[1]
The township was the district capital of former Quảng Uyên District.