The deceased were auto-rickshaw driver Nizam Uddin, 50, and his wife Rokeya Akhter, 45, of Chowchara village in Sadar upazila of the district.
The accident occurred when a pickup van collided head-on with an auto-rickshaw in the area, leaving Nizam and Rokeya dead on the spot and injured their daughter Sumaiya and Nizam's brother-in-law, reports BSS.
Locals rescued them and sent to local hospital. Police arrested the driver of the pickup van, Purbodhola Sadar Thana officer-in-charge Nurul Alam said.