Chapai Nawabganj-1 is a constituency represented in the Jatiya Sangsad (National Parliament) of Bangladesh.

Since 6 August 2024 the constituency is vacant.

The constituency encompasses Shibganj Upazila.

[1][2] The constituency was created in 1984 from the Rajshahi-1 constituency when the former Rajshahi District was split into four districts: Nawabganj, Naogaon, Rajshahi, and Natore.

Golam Rabbani was elected unopposed in the 2014 general election after opposition parties withdrew their candidacies in a boycott of the election.