Wiang Kaen
เวียงแก่น | |
|---|---|
.jpg) Hills in Po, Wiang Khean | |
 District location in Chiang Rai province | |
| Coordinates: 20°6′44″N 100°30′49″E / 20.11222°N 100.51361°E | |
| Country | Thailand |
| Province | Chiang Rai |
| Seat | Muang Yai |
| Area | |
• Total | 526.0 km2 (203.1 sq mi) |
| Population (2005) | |
• Total | 32,310 |
| • Density | 61.4/km2 (159/sq mi) |
| Time zone | UTC+7 (ICT) |
| Postal code | 57310 |
| Geocode | 5713 |
Wiang Kaen (Thai: เวียงแก่น; IPA: [wīaŋ kɛ̀n]) is the easternmost district (amphoe) of Chiang Rai province, northern Thailand.