The Vatican’s Saint of the Day calendar specifically lists September 2 as the memorial of St. Zenon

Saint of the Day for September 2, 2026, is Saint Zenon (Saint Zeno), Martyr of Nicomedia. The Catholic Church remembers Saint Zenon as a Christian martyr associated with Nicomedia in Bithynia, in present-day Turkey. His feast day is celebrated on September 2. Who Was Saint Zenon? Saint Zenon was a Christian martyr remembered for his…