Rapu-Rapu, officially the Municipality of Rapu-Rapu (Central Bikol: Banwaan kan Rapu-Rapu; Tagalog: Bayan ng Rapu-Rapu), is a 3rd class municipality in the province of Albay in the Bicol Region of the Philippines. The population was 36,151 at the 2020 census. The municipality comprises three islands: Rapu-rapu Island, Batan Island, and Guinanayan Island.