Sandwip is an island situated on the southeastern coast of Bangladesh within the Chittagong District. It serves as a geographical component of the Sandwip Upazila, which also encompasses the islands of Urir Char and Bhasan Char.
The island is characterized by its coastal location in the Bay of Bengal region. It remains a distinct landmass defined by its administrative inclusion within the larger Sandwip Upazila district structure.