May 31st (1680) was a Friday. It's the 151st day of the year (152nd in leap years) in the Gregorian calendar. There are 214 days left to the end of the year.
May 31st Famous Deaths for 1680
» Joachim Neander, German theologian and educator (b. 1650)
May 31st Holidays in History
» Royal Brunei Land Forces or Anniversary of Royal Brunei Malay Regiment (Brunei)
» Public holidays in Spain Regional holidays known as Castile–La Mancha Day (Castile-La Mancha)
» Christian Calendar of saints or Feast Day:
» Saint Hermias called Hermias
» Saint Petronilla or Petronella
» May 31 (Eastern Orthodox liturgics)
» Visitation (Christian) known as Visitation of Mary (Western Christianity)