| Thayetchaung Township | |
| Native Name: | သရက်ချောင်းမြို့ |
| Pushpin Label Position: | bottom |
| Pushpin Map: | Burma |
| Pushpin Map Caption: | Location in Burma |
| Seat: | Thayetchaung |
| Seat Type: | Capital |
| Settlement Type: | Township |
| Subdivision Type: | Country |
| Subdivision Name: |  Myanmar |
| Subdivision Type1: | Region |
| Subdivision Name1: | Tanintharyi Division |
| Subdivision Type2: | District |
| Subdivision Name2: | Dawei District |
| Population Density Km2: | auto |
| Coordinates: | 13.85°N 113°W |
| Timezone: | MST |
| Utc Offset: | +6.30 |
Thayetchaung (Burmese: သရက်ချောင်းမြို့) is a town in the Taninthayi Division, southernmost part of Myanmar.