| Gaibandha-1 | |
| Parl Name: | Jatiya Sangsad |
| District: | Gaibandha District |
| Region Label: | Division |
| Region: | Rangpur Division |
| Electorate: | 339,149 (2018) |
| Year: | 1984 |
| Members: | Vacant |
| Module: | Seat no. 29 |
Gaibandha-1 is a constituency represented in the Jatiya Sangsad (National Parliament) of Bangladesh. Since 6 August 2024 The constituency is vacant.
The constituency encompasses Sundarganj Upazila.
The constituency was created in 1984 from a Rangpur constituency when the former Rangpur District was split into five districts: Nilphamari, Lalmonirhat, Rangpur, Kurigram, and Gaibandha.
Golam Mostafa Ahmed died in December 2017. Shamim Haider Patwary of the Jatiya Party (Ershad) was elected in a March 2018 by-election.
Manjurul Islam Liton was murdered in December 2016. Golam Mostafa Ahmed of the Awami League was elected in a March 2017 by-election. He defeated Jatiya Party (Ershad) candidate Shamim Haider Patwary, Jatiya Party (Monju) candidate Waheduzzaman, and four other contenders.