Catanduanes (/ˌkɑːtɑːnˈdwɑːnɛs/; Tagalog pronunciation: [kɐtɐnˈdwɐnes]), officially the Province of Catanduanes (Filipino: Lalawigan ng Catanduanes), is an island province located in the Bicol Region of Luzon in the Philippines. It is the 12th-largest island in the Philippines, and lies to the east of Camarines Sur, across the Maqueda Channel. Its capital is Virac. It had a population of 271,879 people as of the 2020 census.