| Thakurgaon-3 | |
| Parl Name: | Jatiya Sangsad |
| District: | Thakurgaon District |
| Region Label: | Division |
| Region: | Rangpur Division |
| Electorate: | 300,017 |
| Year: | 1984 |
Thakurgaon-3 is a constituency represented in the Jatiya Sangsad (National Parliament) of Bangladesh. Since 6 August 2024 The constituency is vacant.
The constituency encompasses Pirganj Upazila, Ranisankail Municipality, and six union parishads of Ranisankail Upazila: Bachor, Hossain Gaon, Lehemba, Nonduar, Nekmarad, and Raton.
The constituency was created in 1984 from the Dinajpur-5 constituency when the former Dinajpur District was split into three districts: Panchagarh, Thakurgaon, and Dinajpur.