Kalyanpur Assembly constituency may refer to:
- Kalyanpur, Samastipur Assembly constituency in Bihar
- Kalyanpur, Purvi Champaran Assembly constituency in Bihar
- Kalyanpur, Uttar Pradesh Assembly constituency
- Kalyanpur, West Bengal Assembly constituency
- Kalyanpur–Pramodenagar Assembly constituency in Tripura
- Kalyanpur, Tripura Assembly constituency in Former Tripura Constituency