A one and a half years old boy drowned in a ditch at Korota village in Sadar upazila yesterday morning. The deceased was identified as Jibon Hossain, son of Faijul Islam of the village. Police quoting local sources said Jibon fell in a roadside ditch near his house and drowned while playing at around 8:00 am. Local people rescued and rushed him to a local hospital where the on-duty doctor declared him dead.