Nilphamari-1 is a constituency represented in the Jatiya Sangsad (National Parliament) of Bangladesh. The current member of Parliament of this constituency is Abdus Sattar.
The constituency encompasses Dimla and Domar upazilas.
The constituency was created in 1984 from the Rangpur-1 constituency when the former Rangpur District was split into five districts: Nilphamari, Lalmonirhat, Rangpur, Kurigram, and Gaibandha.