At a Glance
December 23
Observances & Celebrations
Commemorative holidays, national days, religious feasts, and international traditions observed on this date.
Flag observance
Birthday of the Queen Silvia, an official flag flying day (Sweden)
Sweden
Religious observance
Feast of Abassad (Coptic Church)
Religious observance
Feast of Behnam, Sarah, and the Forty Martyrs (Coptic Church)
Religious observance
Feast of Dagobert II
Religious observance
Feast of December 23 (Eastern Orthodox liturgics)
Religious observance
Feast of John Cantius
Religious observance
Feast of O Emmanuel
Religious observance
Feast of Psote (Coptic Church)
Religious observance
Feast of Thorlac Thorhallsson, patron saint of Iceland; The last day of preparations before Christmas.
Religious observance
Feast of Victoria
Observance
Children's Day (South Sudan and Sudan)
Observance
Day of all level operational control structures servicemen (Ukraine)
Ukraine
Observance
Festivus, a secular holiday made popular by the sitcom Seinfeld
Observance
HumanLight (Secular humanism in United States)
United States
Observance
Kisan Diwas (Uttar Pradesh, India)
Observance