Holidays of Greece - Ivan the Russian Day
Celebrated on 27 MayHolidays of Greece - Ivan the Russian Day
Other holidays on 27 May
- Russian Holidays - Librarian's Day (All-Russian Library Day)
- Russian Holidays - St. Petersburg Day
- Fun Holidays - Sunscreen Protection Day
- Funny holidays - Day of the invention of sprats
- Holidays of Kyrgyzstan - Library Day
- Funny holidays - Day of Bold Decisions
- Memorial Day in the USA
- Spring bank holiday in the UK (Spring Bank Holiday)
- Nigeria Holidays - Children's Day
- According to the folk calendar - Sidor Bokogrey
- Memorial Day of Martyr Isidore of Chios
- Feast of the Yaroslavl Pechersk Icon of the Mother of God
- Feast of the Icon of the Mother of God of Terebenskaya
- Memorial Day of Blessed Isidor Tverdislov