Jatiya Party-backed candidate Selim Osman, elder brother of Awami League lawmaker Shamim Osman, has been unofficially declared elected in the Narayanganj 5 by-polls.
Returning Officer Mihir Sarwar Morshed declared Selim Osman winner in the election.
Selim Osman bagged 82, 856 votes while his nearest independent candidate SM Akram got 66, 114 votes in 140 centres out of 141.
Voting in Char Srirampur in Bandar upazila was suspended due to violence.
The constituency fell vacant following the death of Jatiya Party lawmaker Nasim Osman on April 30.
A total of 342,405 voters - 174,311 males and 168,094 females - were eligible to exercise their franchise at 674 booths in 141 polling stations in the by-polls.
Some 1,000 Rapid Action Battalion (Rab) members remained deployed in the by-polls along with Dog Squad of Rab and its team of bomb disposal experts.
Alongside the regular law enforcing agencies, four platoons of Border Guard Bangladesh (BGB) were kept stationed in the election areas as striking force to maintain polls-friendly environment.
Over 4,500 members of BGB, Rapid Action Battalion, Armed Police Battalion, police, Ansar and Coast Guard were deployed in the constituency to maintain law and order.
