Holy Apostles Agabus, Rufus, Phlegon and Asyncritus of the Seventy.
These four are numbered among the Seventy Apostles. Agabus is the prophet of the Acts of the Apostles who foretold the famine under Claudius and the arrest of Paul in Jerusalem. Rufus, greeted by Paul in the Epistle to the Romans, is said by tradition to have become bishop of Thebes in Greece.
Phlegon and Asyncritus, also greeted in the same epistle, preached the Gospel and, tradition relates, served as bishops in Marathon and in Hyrcania respectively.
Feast day
On the New Calendar, Agabus, Rufus, Phlegon and Asyncritus is commemorated on April 8. Churches on the Old (Julian) Calendar keep the feast on April 21 of the civil calendar.
Who celebrates a name day
People with these names keep their name day on this feast:
Also commemorated on April 8

Celestine of Rome
Hierarch, Κελεστίνος Πάπας Ρώμης
Saint Celestine, Pope of Rome, champion of Orthodoxy against Nestorius.
Pausilypos of Heraclea
Martyr, Παυσίλυπος
Holy Martyr Pausilypos, who suffered at Heraclea in Thrace under Hadrian.
John the Ship-Captain
Martyr, Ιωάννης ο Ναύκληρος
Holy New Martyr John the Ship-Captain of Kos, burned for Christ.
Niphon of Novgorod
Hierarch, Νήφων Νόβγκοροντ
Saint Niphon, Bishop of Novgorod, monk of the Kiev Caves.