December 31st (1673) was a Sunday. It's the 365th day of the year (366th in leap years) in the Gregorian calendar. There are 0 days left to the end of the year.
December 31st Famous Deaths for 1673
» Oliver St John, English judge and politician, Chief Justice of the Common Pleas (b. 1598)
December 31st Holidays in History
» Christian Calendar of saints called Feast Day:
» Pope Sylvester I (Catholic Church)
» December 31 (Eastern Orthodox liturgics)
» Public holidays in Azerbaijan named International Solidarity Day (Azerbaijan)