Ισαακίου, Συμεών και Βαχθισόη μαρτύρων
Feast day
The memory of Sts Isaac is celebrated every year on May 16. Last feast was on a Friday. Next feast in 2026 will be a Saturday on 11 months.
Fast
fasting day with fish, wine and oil permitted (ichthyos)
The Sts Isaac Day is not a fasting day per se, but in 2025 the date of May 16 falls within a fasting period.
Take a look at the ephemeris of the day to see other saints and given names celebrated on the same day.