January 6 in Eastern Orthodox liturgical calendars is a feast day and a day of commemoration of saints and martyrs. Although some Orthodox churches use the Revised Julian Calendar and others use the traditional Julian calendar, the fixed commemorations for their respective January 6 are broadly the same, no matter which calendar is used.
The Holy Theophany of Our Lord, God, and Saviour Jesus Christ (Baptism of the Lord) - Cross Procession with Great Blessing of Waters outdoors
Traditionally, the beginning of the season of house blessings with Holy Water
Venerable Evagrius of Nitria (415)
Venerable Martyr George the Persian (615)
Martyrs of North-West Africa, burnt at the stake under Septimius Severus (c. 210)
Virgin Martyr Macra, from Rheims in France, martyred in Fismes in Champagne before the persecution under Diocletian began (287)
Martyr Anastasius, a martyr in Syrmium in Pannonia, now Hungary (4th century)
Martyrs Anastasius, Jucundus, Florus, Florianus, Peter, Ratites, Tatia and Tilis, in Syrmium in Pannonia, now Hungary (4th century)
Saint Hywyn, probably a companion of Saint Cadfan on his return journey from Brittany to Cornwall and Wales; by tradition he founded Aberdaron in Gwynedd (516)
Saint Melaine (Melanius), born in Brittany, he was Bishop of Rennes and succeeded in overcoming idolatry in his diocese (c. 535)
Saint Edeyrn (Eternus), born in Britain, he was hermit and the patron saint of a church in Brittany (6th century)
Saint Eigrad (Eugrad), a brother of Saint Samson, he was a disciple of Saint Illtyd and founded a church in Anglesey in Wales (6th century)
Saint Schotin (Scarthin), a disciple of Saint David in Wales, lived as a hermit on Mt Mairge in Leix (County Laois) for many years (6th century) (see also: January 2)
Saint Merinus (Mirren of Benchor), a disciple of Dunawd at Bangor in Wales and venerated there and in Brittany (6th century)
Saint Peter of Canterbury, a monk from St Andrew's in Rome, he was one of the first missionaries sent to England (c. 607)
Saint Diman (Dimas, Dima), a monk with Saint Columba and afterwards Bishop of Connor in Ireland (658)
Venerable Wiltrudis, founded the convent of Bergen near Neuburg in Germany (c. 976) and herself became a nun and the first Abbess (986)