Oresta of Tiansk was a physician living in Cappadocia who died in 304. As a practitioner of medicine in the city of Tiansk, she is recognized as a martyr within the Orthodox tradition. Her life and death are commemorated in the church calendar, specifically on November 10 and November 23.
Life and death
Living during the early 4th century, Oresta served her community as a doctor in Tiansk. She met her end in 304, during a period of intense persecution. Because of her steadfastness, she is honored as a martyr in the Eastern Orthodox Church.
Veneration
The saint is remembered through specific feast days in the liturgical calendar. The Orthodox Church celebrates her memory on November 10, while the Russian tradition observes her feast on November 23. She remains a figure of veneration for those honoring the martyrs of Cappadocia.