January 20 part of January
Holidays and observances
Armed Forces Day (Mali)
Army Day (Laos)
Christian feast day:
Abadios
Blessed Basil Moreau
Eustochia Smeralda Calafato
Euthymius the Great
Fabian
Manchán of Lemanaghan
Maria Cristina of the Immaculate Conception Brando
Richard Rolle (Church of England)
Sebastian
Stephen Min Kuk-ka (one of The Korean Martyrs)
January 20 (Eastern Orthodox liturgics)
Heroes' Day (Cape Verde)
Inauguration Day, held every four years in odd-numbered years immediately following years divisible by 4, except for the public ceremony when January 20 falls on Sunday (the public ceremony is held the following day; however, the terms of offices still begin on the 20th) (United States of America, not a federal holiday for all government employees but only for those working in the Capital region)
Martyrs' Day (Azerbaijan)
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