Ermogenes’s name day is October 5, the feast of Hermogenes the Hieromartyr.
Churches that follow the Old (Julian) Calendar keep the same feast on October 18 of the civil calendar. See everything commemorated on October 5.
The saint behind the name
Hermogenes the Hieromartyr
October 5, Hierarch, Ερμογένης
Hermogenes is commemorated in the Synaxarion as a hieromartyr and wonderworker who confessed Christ and was put to death for the faith. Tradition relates that he ended his martyrdom by fire.
Name days: Ermogenis, Hermogenes, Ermogenes
Also celebrating on October 5
These names share the feast, many of them other forms of the same name:
What to say on a name day
The Greek wish is Χρόνια Πολλά (Chronia Polla), “many years.” A call or a short message on the day is what people remember. See name day wishes you can send and what a name day is.