Daily religious calendar and commemorative days for August 12 and 13

On August 12, 2026, the Orthodox Church commemorates the martyrs Photius and Anicetus of Nicomedia. Historical accounts recount that Anicetus publicly declared his Christian faith before Emperor Diocletian, criticizing the monarch's anti-Christian persecutions as detrimental to the Roman Empire. According to tradition, the Emperor attempted to execute Anicetus by feeding him to a lion, which purportedly remained docile, followed by a major earthquake.

On August 13, 2026, the liturgical calendar observes the Apodosis of the Feast of the Transfiguration and commemorates the martyr Coronatus. Beyond religious observances, this date is marked as International Left-Handers Day. No individuals with names celebrating their name day were reported for either date in the sources provided.