Kutubdia is an island in the Bay of Bengal, off the coast near Chakaria, Cox's Bazar District, Bangladesh. The island forms the Kutubdia upazila or sub-district.
A police station at Kutubdia was established in 1917. The island was upgraded into an upazila in 1983.
Kutubdia is divided into 6 unions, 9 mouzas and 29 villages. The only town of the island is Kutubdia town, with an area of 9.82 square kilometres.
Chapi