The Eastern Orthodox Church and the Coptic Church have declared both Constantine and his mother, Helena, “saints. ” Their festival is celebrated on June 3 or according to the church calendar, on May 21.
ईस्टर्न ऑर्थोडॉक्स चर्च और कॉप्टिक चर्च ने कॉन्स्टनटाइन और उसकी माँ, हेलॆना दोनों को “संत ” घोषित किया है ।