The Archdiocese of Riga, formerly the Diocese of Üxküll, is a Latin Catholic archdiocese with its seat in Riga, the capital city of Latvia. Its cathedral is Svētā Jēkaba Katedrāle. It is a metropolitan archdiocese with the three suffragan dioceses, namely Jelgava, Liepāja, Rēzekne-Aglona which constitute the Ecclesiastical Province of Riga.