
Ecumenical Patriarch Kyriakos I (171-230) was the Ecumenical Patriarch of Constantinople from 217 to 230, succeeding Ecumenical Patriarch Philadelphos and preceding Ecumenical Patriarch Kastinos.
Biography[]
Kyriakos was born in 171, and he was Bishop of the See of Byzantium from 217 to 230, governing the local church for 16 years.