Dompu Regency is a regency of the Indonesian Province of West Nusa Tenggara. It is located on the island of Sumbawa and the capital is Dompu. It is bordered to the north and to the east by two non-contiguous parts of Bima Regency, and to the west by Sumbawa Regency, as well as on its coasts by Saleh Bay, Sanggar Bay, and Cempi Bay. It covers an area of 2,324.55 km2, and the population at the 2010 Census was 218,984 and at the 2020 Census was 236,665; the official estimate as at mid 2023 was 247,188.