At a Glance
September 12
Observances & Celebrations
Commemorative holidays, national days, religious feasts, and international traditions observed on this date.
FeaturedNational observance
National Day (Cape Verde)
National observance
National Day of Encouragement (United States)
United States
Religious observance
Feast of Ailbe (Elvis, Eilfyw) of Emly
Religious observance
Feast of Ebontius
Religious observance
Feast of Guy of Anderlecht
Religious observance
Feast of John Henry Hobart (Episcopal Church (USA))
Religious observance
Feast of Laisrén mac Nad Froích
Religious observance
Feast of Sacerdos of Lyon
Religious observance
Feast of September 12 (Eastern Orthodox liturgics)
Religious observance
Feast of The Most Holy Name of the Blessed Virgin Mary
Religious observance
Commemoration of the mass hanging of the Saint Patrick's Battalion (Mexico)
Mexico
Religious observance
Nayrouz (Coptic Orthodox Church) (leap years only, September 11 on normal years)
Observance
Day of Conception (Russia)
Russia
Observance
Defenders Day (Maryland, United States)
United States
Observance
Enkutatash falls on this day if it is a leap year. Celebrated on the first day of Mäskäräm. (Ethiopia, Eritrea, Rastafari)
Observance