| Kalyanpur, Purvi Champaran | |
|---|---|
| Constituency No. 16 for the Bihar Legislative Assembly | |
 | |
| Constituency details | |
| Country | India |
| Region | East India |
| State | Bihar |
| District | East Champaran |
| Established | 2008 |
| Reservation | None |
| Elected year | 2020 |
Kalyanpur is an assembly constituency in East Champaran district in the Indian state of Bihar.