At a Glance
December 15
Observances & Celebrations
Commemorative holidays, national days, religious feasts, and international traditions observed on this date.
Religious observance
Feast of December 15 (Eastern Orthodox liturgics)
Religious observance
Feast of Drina Martyrs
Religious observance
Feast of Drostan (Aberdeen Breviary)
Religious observance
Feast of John Horden and Robert McDonald (Episcopal Church (USA))
Religious observance
Feast of Maria Crocifissa di Rosa
Religious observance
Feast of Mesmin
Religious observance
Feast of Valerian of Abbenza
Religious observance
Feast of Virginia Centurione Bracelli
Observance
Bill of Rights Day (United States) 2nd Amendment Day (South Carolina)
United States
Observance
Homecoming Day (Alderney)
Observance
Kingdom Day (Netherlands), moves to December 16 if the 15th is on a Sunday
Netherlands
Observance
World Turkic Language Family Day (UNESCO)
Observance