At a Glance
September 20
Observances & Celebrations
Commemorative holidays, national days, religious feasts, and international traditions observed on this date.
FeaturedNational observance
Constitution Day (Nepal)
National observance
Independence Day of South Ossetia (not fully recognized)
Cultural observance
National Youth Day (Thailand)
Thailand
Religious observance
Feast of Agapitus (Western Christianity)
Religious observance
Feast of Eustace (Western Christianity)
Religious observance
Feast of Evilasius
Religious observance
Feast of Fausta of Cyzicus
Religious observance
Feast of Glycerius of Milan
Religious observance
Feast of Jean-Charles Cornay (one of Vietnamese Martyrs)
Vietnam
Religious observance
Feast of John Coleridge Patteson (commemoration, Anglicanism)
Religious observance
Feast of José Maria de Yermo y Parres
Religious observance
Feast of Korean Martyrs, including Andrew Kim Taegon and Laurent-Marie-Joseph Imbert
South Korea
Religious observance
Feast of September 20 (Eastern Orthodox liturgics)
Religious observance
Feast of Theodore, Philippa and companions
Religious observance
Feast of Vincent Madelgarius (Maelceadar)
Observance