Greek Orthodox Archdiocese of Thyateira and Great Britain

The Archdiocese of Thyateira and Great Britain is an archdiocese of the Ecumenical Patriarchate of Constantinople in the Eastern Orthodox Church. The incumbent archeparch is Nikitas Loulias. Its jurisdiction covers those Orthodox Christians living in Great Britain, the Republic of Ireland, the Isle of Man, and the Channel Islands. The adherents are largely of Cypriot Greek descent, mainland Greek migrants and their descendants, and more recently native British converts along with a few Poles, Belarusians, and Ukrainians. The episcopal seat is the Cathedral of Holy Wisdom (also known as Saint Sophia's) which is situated in the city of London.