Two minor cousins drowned in a pond at the Khasmahal area of Satmera Union of Sadar Upazila of the district on Sunday evening.
The deceased were identified as Rashed,11, son of Abu Taleb and Anis, 9, son of Rahmat Ali of the area.
Robiul Islam Robi, chairman of Satmera Union said the cousins fell into the pond in the morning while playing on its bank.
Locals spotted them floating in the water body and took them to the Panchagarh Modern Sadar Hospital where doctors declared them dead, said Abdul Latif Miah, officer-in-Charge of Panchagarh Sadar Police Station.
The bodies were handed over to their families, he added.