1604

The year 1604 (in the Gregorian calendar) started on Thursday, January 1, and ended on Friday, December 31. It was a leap year.

Calendar with holidays
Holidays:
 * New Year's Day: Thursday, January 1
 * Epiphany: Tuesday, January 6
 * Valentine's Day: Saturday, February 14
 * Leap Day: Sunday, February 29
 * Mardi Gras: Tuesday, March 2
 * Ash Wednesday: Wednesday, March 3
 * Saint Patrick's Day: Wednesday, March 17
 * April Fools' Day: Thursday, April 1
 * Palm Sunday: Sunday, April 11
 * Good Friday: Friday, April 16
 * Easter: Sunday, April 18
 * Halloween: Sunday, October 31
 * Christmas Eve: Friday, December 24
 * Christmas: Saturday, December 25
 * New Year's Eve: Friday, December 31