| Chyasmitar | |
| Native Name: | च्यास्मिटार |
| Settlement Type: | Village Development Committee |
| Pushpin Map: | Nepal |
| Pushpin Label Position: | bottom |
| Pushpin Mapsize: | 300 |
| Pushpin Map Caption: | Location in Nepal |
| Subdivision Type: | Country |
| Subdivision Name: |  Nepal |
| Subdivision Type1: | Zone |
| Subdivision Name1: | Sagarmatha Zone |
| Subdivision Type2: | District |
| Subdivision Name2: | Khotang District |
| Population As Of: | 1991 |
| Population Total: | 2167 |
| Population Density Km2: | auto |
| Population Blank1 Title: | Ethnicities |
| Population Blank2 Title: | Religions |
| Timezone: | Nepal Time |
| Utc Offset: | +5:45 |
| Coordinates: | 27.17°N 86.54°W |
Chyasmitar is a town and Village Development Committee in Khotang District in the Sagarmatha Zone of eastern Nepal. At the time of the 1991 Nepal census it had a population of 2,167 persons living in 412 individual households.[1] The Tilung language is spoken in Chyasmitar.