Synesius’s name day is May 26, the feast of Synesios of Karpasia.
Churches that follow the Old (Julian) Calendar keep the same feast on June 8 of the civil calendar. See everything commemorated on May 26.
The saint behind the name
Synesios of Karpasia
May 26, Hierarch, Συνέσιος Καρπασίας
Synesios was bishop of Karpasia in the north-east of Cyprus, honored on the island as a wonderworker. Tradition places him in the early Christian centuries; his church at Rizokarpaso preserves his memory.
Also celebrating on May 26
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.