Campania Island is an island on the coast of the Canadian province of British Columbia. It is located south of Prince Rupert, east across Hecate Strait from Haida Gwaii. To its west, across Estevan Sound, is the Estevan Group archipelago. Banks Island lies to the northwest, across Nepean Sound; and Pitt Island to the north, across Otter Channel. To the northeast, across Squally Channel, is Gil Island, and to the east is Princess Royal Island, across Campania Sound. To the south of Campania Island is Caamaño Sound, beyond which is Aristazabal Island.