Holidays of Luxembourg - National holiday (Grand Duke's Official Birthday)
Celebrated on 23 JuneHolidays of Luxembourg - National holiday (Grand Duke's Official Birthday)
Other holidays on 23 June
- Trinity - Holy Trinity Day, Pentecost for the Orthodox congratulate →
- Balalaika Day is an international holiday of folk musicians
- Midsummer's Eve among the pagans (Midsummer's Eve, Saint John's Eve)
- Funny Holidays - Let It Go Day
- UN holidays - International Widow's Day
- UN Holidays - United Nations Public Service Day
- International holidays - International Olympic Day
- Honoring Heaven in China
- Holidays in Kazakhstan - Police Day
- Fun Holidays - Typewriter Day
- Estonian holidays - Victory Day in the Battle of Võnnu (Voidupuha)
- Holidays of Armenia - Physical Education Day
- Holidays of Zoroastrianism - Beginning of Lent "Dog Days"
- International holidays - International Women in Engineering Day
- According to the folk calendar - Signs of Timothy
- Memorial Day of Hieromartyr Timothy of Prussia
- Memorial Day of Saint Vassian, Bishop of Lavdia
- Cathedral of Siberian Saints
- Cathedral of Ryazan Saints
- Finding the holy relics of St. Basil, Bishop of Ryazan
- Memorial Day of St. Silouan, schema-monk of Pechersk
- Memorial Day of St. John, Metropolitan of Tobolsk