April 13th (1573) was a Friday. It's the 102nd day of the year (103rd in leap years) in the Gregorian calendar. There are 263 days left to the end of the year.
Famous Birthdays on April 13 in 1573
» Christina of Holstein-Gottorp (d. 1625)
April 13th Holidays in History
» Christian Feast Day:
» Saint Hermenegild known as Hermenegild
» Pope Martin I
» April 13 (Eastern Orthodox liturgics)
» New Year festivals in Southern Asia or South and Southeast Asian cultures. (see April 14):