| Hữu Lũng | |
| Native Name: | Thị trấn Hữu Lũng |
| Settlement Type: | Township (Class-5) |
| Pushpin Map: | Vietnam |
| Pushpin Label Position: | top |
| Pushpin Mapsize: | 300 |
| Pushpin Map Caption: | Location in Vietnam |
| Subdivision Type: | Country |
| Subdivision Type1: | Region |
| Subdivision Name1: | Northeast |
| Subdivision Type2: | Province |
| Subdivision Name2: | Lạng Sơn |
| Subdivision Type3: | District |
| Subdivision Name3: | Hữu Lũng |
| Unit Pref: | Imperial |
| Population Blank1 Title: | Ethnicities |
| Utc Offset: | +07:00 |
| Coordinates: | 21.5061°N 106.3442°W |
Hữu Lũng is a township (thị trấn) and capital of Hữu Lũng District, Lạng Sơn Province, Vietnam.[1]