| Than Uyên District | |
| Settlement Type: | District |
| Native Name: | Huyện Than Uyên |
| Mapsize: | 300px |
| Subdivision Type: | Country |
| Subdivision Type1: | Region |
| Subdivision Name1: | Northwest |
| Subdivision Type2: | Province |
| Subdivision Name2: | Lai Châu |
| Seat Type: | Capital |
| Seat: | Than Uyên |
| Unit Pref: | Imperial |
| Area Total Km2: | 792.53 |
| Population As Of: | 2019 census |
| Population Total: | 67,550 |
| Population Density Km2: | auto |
| Population Urban: | 7,175 |
| Population Rural: | 60,375 |
| Timezone: | Indochina Time |
| Utc Offset: | +7 |
Than Uyên is a rural district of Lai Châu province in the Northwest region of Vietnam. As of 2019, the district had a population of 67,550.[1] [2] The district covers an area of 1,630 km². The district capital lies at Than Uyên.[2]