Hieromartyr Theagenes, Bishop of Parium on the Hellespont.
St. Theagenes was Bishop of Parium on the Hellespont. In the persecution under Licinius he was pressed to serve in the army and to deny Christ; refusing, he was imprisoned, tortured, and finally drowned in the sea.
Tradition relates that his relics were recovered by the faithful and became a source of healing. He is commemorated on January 2.
Feast day
On the New Calendar, Theagenes of Parium is commemorated on January 2. Churches on the Old (Julian) Calendar keep the feast on January 15 of the civil calendar.
Who celebrates a name day
People with these names keep their name day on this feast:
Also commemorated on January 2

Sylvester of Rome
Hierarch, Σίλβεστρος
Pope of Rome in the time of St. Constantine the Great.
Name days: Sylvester, Silvester, Silvestros, Sylvestros
Theodote the Mother of the Unmercenaries
Holy Woman, Θεοδότη
Righteous Theodote, mother of the Holy Unmercenaries Cosmas and Damian.

Basil of Ancyra
Martyr, Βασίλειος εξ Αγκύρας
Holy Martyr Basil of Ancyra, who suffered under Julian the Apostate.
Juliana of Lazarevo
Holy Woman, Ιουλιανή η Δικαία
Righteous Juliana of Lazarevo, a laywoman of Murom famed for her mercy to the poor.
George the Iberian
Martyr, Γεώργιος ο Ίβηρ
New Martyr George of Georgia, martyred at Mytilene in the eighteenth century.