St. Cyril, Archbishop of Alexandria, champion of the title Theotokos.
St. Cyril was Archbishop of Alexandria in the fifth century. He presided at the Third Ecumenical Council at Ephesus in 431, which condemned Nestorius and confirmed that the Virgin Mary is truly Theotokos, the Mother of God.
A prolific theologian and commentator on Scripture, he reposed in 444. He is commemorated with St. Athanasios on January 18, and alone on June 9.
Feast day
On the New Calendar, Cyril of Alexandria is commemorated on January 18. Churches on the Old (Julian) Calendar keep the feast on January 31 of the civil calendar.
Who celebrates a name day
People with these names keep their name day on this feast:
Kyrillos, Kyril, Kyrilos, Cyril
Also commemorated on January 18
Athanasios the Great
Hierarch, Αθανάσιος ο Μέγας
Archbishop of Alexandria, Father of Orthodoxy, defender of Nicaea.
Name days: Athanasios, Thanassis, Thanos, Nasis, Atanas, Athanasius, Thanasis, Thanasi, Athanasis, Athanasia, Nasia, Sia
Theodoule the Martyr
Holy Woman, Θεοδούλη
Holy Martyr Theodoule of Anazarbus and those who believed through her.
Markianos of Cyrrhus
Venerable, Μαρκιανός
Venerable Markianos, hermit of the desert of Cyrrhus in Syria.