Amelia’s name day is July 10, the feast of Amalia.
Churches that follow the Old (Julian) Calendar keep the same feast on July 23 of the civil calendar. See everything commemorated on July 10.
The saint behind the name
Amalia
July 10, Holy Woman, Αμαλία
In the Greek Orthodox tradition, those who bear the name Amalia keep their name day on July 10, together with the commemoration of the Forty-Five Holy Martyrs of Nicopolis. The name, of old Germanic origin, carries the sense of industriousness and care, and came into Greek usage in more recent centuries.
Also celebrating on July 10
These names share the feast, many of them other forms of the same name:
Amalia, Amalie, Amelie, Amalberga
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.