The Roman Catholic Metropolitan Archdiocese of Port of Spain is a metropolitan diocese of the Latin Church of the Roman Catholic Church in the Caribbean. The archdiocese encompasses the entirety of the former Spanish dependency of Trinidad, including the islands of Trinidad and Tobago. The archdiocese is the Metropolitan responsible for the suffragan Dioceses of Bridgetown, Georgetown, Paramaribo and Willemstad, and is a member of the Antilles Episcopal Conference.

The Roman Catholic Diocese of Willemstad is a diocese of the Latin Church of the Roman Catholic Church in the Caribbean. The diocese encompasses the territory of the Kingdom of the Netherlands in the Caribbean: the countries Aruba, Curaçao, Sint Maarten and the islands Bonaire, St. Eustatius, Saba. The cathedra is in the city of Curaçao. The diocese is a suffragan of the Archdiocese of Port of Spain, and a member of the Antilles Episcopal Conference.