At a Glance
December 20
Observances & Celebrations
Commemorative holidays, national days, religious feasts, and international traditions observed on this date.
Religious observance
Feast of Blessed Michał Piaszczyński
Religious observance
Feast of December 20 (Eastern Orthodox liturgics)
Religious observance
Feast of Dominic of Silos
Religious observance
Feast of Katharina von Bora (Lutheran)
Religious observance
Feast of O Clavis
Religious observance
Feast of Philogonius
Religious observance
Feast of Ursicinus of Saint-Ursanne
Observance
Abolition of Slavery Day, also known as Fête des Cafres (Réunion, French Guiana)
France
Observance
Bo Aung Kyaw Day (Myanmar)
Observance
Earliest date for Winter solstice's eve (Northern Hemisphere), and its related observances: Yaldā (Iran)
Iran
Observance
International Human Solidarity Day (International)
Observance