Thespesius’s name day is June 1, the feast of Thespesios the Martyr.
Churches that follow the Old (Julian) Calendar keep the same feast on June 14 of the civil calendar. See everything commemorated on June 1.
The saint behind the name
Thespesios the Martyr
June 1, Martyr, Θεσπέσιος
Saint Thespesios was a Christian of Cappadocia who confessed Christ before the governor during the reign of Alexander Severus in the third century. Tradition relates that he was subjected to various tortures and finally beheaded, receiving the crown of martyrdom.
Name days: Thespesios, Thespesius
Also celebrating on June 1
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.