| Jhalokati-1 | |
| Parl Name: | Jatiya Sangsad |
| District: | Jhalokati District |
| Region Label: | Division |
| Region: | Barisal Division |
| Electorate: | 178,888 (2018) |
| Year: | 1984 |
| Members: | Shahjahan Omar |
| Party: | Awami League |
Jhalokati-1 is a constituency represented in the Jatiya Sangsad (National Parliament) of Bangladesh since 2008 by Bazlul Haque Haroon of the Awami League.
The constituency encompasses Kathalia and Rajapur upazilas.
The constituency was created in 1984 from the Bakerganj-12 constituency when the former Bakerganj District was split into four districts: Bhola, Bakerganj, Jhalokati, and Pirojpur.