St. Joseph Church is a Roman Catholic church in the town of Edinburgh of the Seven Seas on the island of Tristan da Cunha, one of those that make up the British overseas territory of Saint Helena, Ascension and Tristan da Cunha in the Southern Atlantic Ocean. The church follows the Roman Rite or Latin rite and is part of the jurisdiction of the Mission sui juris of Saint Helena, Ascension and Tristan da Cunha (Missio sui iuris Sanctae Helenae, Ascensionis et Tristanensis).