St. Jude's Cathedral (formally the Cathedral of St. Simon and St. Jude) is the Anglican cathedral in Iqaluit, Nunavut, Canada. The cathedral is the seat of the Diocese of The Arctic, which covers the Northwest Territories, Nunavut, and the Nunavik region of Northern Quebec. It has the greatest area of any Anglican diocese in the world. The cathedral is also the parish church for the parish of Iqaluit and holds services in English and Inuktitut.