March 31st (1621) was a Wednesday. It's the 90th day of the year (91st in leap years) in the Gregorian calendar. There are 275 days left to the end of the year.
Famous Birthdays on March 31 in 1621
» Andrew Marvell, English poet and politician (d. 1678)
March 31st Famous Deaths for 1621
» Philip III of Spain (b. 1578)
March 31st Holidays in History
» Christian feast day
» Abdas of Susa
» Acathius of Melitene (Eastern Orthodox Church)
» Anesius and companions
» Saint Benjamin the Deacon and Martyr or Benjamin
» Saint Balbina or Balbina
» John Donne (Anglican Communion, Lutheran)
» March 31 (Eastern Orthodox liturgics)
» Freedom Day (Malta)
» Public holidays in Thailand National observances or King Nangklao Memorial Day (Thailand)
» Thomas Mundy Peterson called Thomas Mundy Peterson Day (New Jersey)
» Transfer Day (United States Virgin Islands known as US Virgin Islands)