Nijhum Dwip means, Silent Island (Bengali: নিঝুম দ্বীপ) is a small island under Hatiya upazila. It is situated in Noakhali District in Bangladesh. Once it was called as
Char Osman
History
It was not settled until 1970, until then only seaonally. At the time it was called Nijhum Dwip (the quiet island) was included in the Hatiya constituency after permanent settlement. Then because of riverbank erosion in nearby areas, especially Hatiya, Shahbajpur and Ramgati people migrated to the island as new settlers.