Vesarion’s name day is June 6, the feast of Bessarion the Wonderworker.
Churches that follow the Old (Julian) Calendar keep the same feast on June 19 of the civil calendar. See everything commemorated on June 6.
The saint behind the name
Bessarion the Wonderworker
June 6, Venerable, Βησσαρίων
Saint Bessarion was an Egyptian ascetic of the fourth and fifth centuries, a disciple of Saint Anthony and Saint Macarius. He lived as a wanderer without shelter, and the desert fathers preserved accounts of his great endurance and of the miracles God worked through him, including turning salt water sweet.
Also celebrating on June 6
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.