| Official Name: | Ngao |
| Native Name: | หงาว |
| Settlement Type: | Subdistrict |
| Subdivision Type: | Country |
| Subdivision Name: | Thailand |
| Subdivision Type2: | Province |
| Subdivision Name2: | Chiang Rai |
| Subdivision Type3: | District |
| Subdivision Name3: | Thoeng |
| Population As Of: | 2005 |
| Population Total: | 9943 |
| Timezone: | ICT |
| Utc Offset: | +7 |
Ngao (th|หงาว) is a village and tambon (subdistrict) of Thoeng District, in Chiang Rai Province, Thailand.[1] In 2005 it had a population of 9943 people. The tambon contains 20 villages.
The conspicuous Doi Ian mountain is in Ngao Subdistrict.