December 30th (1666) was a Thursday. It's the 364th day of the year (365th in leap years) in the Gregorian calendar. There are 1 days left to the end of the year.
December 30th Holidays in History
» Christian Calendar of saints called Feast Day:
» Anysia of Salonika
» Egwin of Evesham
» Liberius of Ravenna
» Pope Felix I
» Raoul (founder of Vaucelles Abbey) named Ralph of Vaucelles
» Roger of Cannae
» Frances Joseph-Gaudet (Episcopal Church (USA))
» December 30 (Eastern Orthodox liturgics)
» Remembrance days in Slovakia called Day of the Declaration of Slovakia as an Independent Ecclesiastic Province (Slovakia)
» Scientology holidays named Freedom Day (Church of Scientology)