August 4th (1399) was a Sunday. It's the 216th day of the year (217th in leap years) in the Gregorian calendar. There are 149 days left to the end of the year.
August 4th Holidays in History
» Christian Calendar of saints known as Feast Day:
» John Vianney
» Saint Sithney named Sithney, patron saint of mad dogs
» August 4 (Eastern Orthodox liturgics)
» Coast Guard Day (United States or U.S.)
» Cook Islands Public holidays called Constitution Day (Cook Islands)
» Remembrance days in Slovakia e.g Matica Slovenská Day (Slovakia)
» Public holidays in Burkina Faso called Revolution Day (Burkina Faso)