Holy Martyrs Protas and Hyacinth, servants of Saint Eugenia.
The holy martyrs Protas and Hyacinth were servants of St. Eugenia who followed her into the monastic life and shared her confession of Christ. They were beheaded at Rome.
Feast day
On the New Calendar, Protas and Hyacinth is commemorated on December 24. Churches on the Old (Julian) Calendar keep the feast on January 6 of the civil calendar.
Also commemorated on December 24

Ahmed the Calfa
Martyr, Αχμέτ ο Κάλφας
New Martyr Ahmed the Calfa of Constantinople, a convert from Islam.
Nicholas the Monk
Venerable, Νικόλαος ο από στρατιωτών
Venerable Nicholas the former soldier, monk of Bulgaria.
Antiochus the Monk
Venerable, Αντίοχος
Venerable Antiochus of the Lavra of Saint Sabas, author of the Pandects.