1973

The year 1973 started on Monday, January 1, and ended on Monday, December 31. On Monday, December 31, a leap second was inserted.

Calendar with holidays
Holidays:
 * New Year's Day: Monday, January 1
 * Epiphany: Saturday, January 6
 * Super Bowl Sunday: Sunday, January 14
 * Inauguration Day: Saturday, January 20
 * Groundhog Day: Friday, February 2
 * Lincoln's Birthday: Monday, February 12
 * Valentine's Day: Wednesday, February 14
 * Washington's Birthday: Monday, February 19
 * Mardi Gras: Tuesday, March 6
 * Ash Wednesday: Wednesday, March 7
 * Saint Patrick's Day: Saturday, March 17
 * April Fools' Day: Sunday, April 1
 * Palm Sunday: Sunday, April 15
 * Tax Day: Monday, April 16
 * Good Friday: Friday, April 20
 * Earth Day: Sunday, April 22
 * Easter: Sunday, April 22
 * Daylight Saving Time Starts (clocks spring forward): Sunday, April 29 at 2:00 AM, which becomes 3:00 AM
 * Cinco de Mayo: Saturday, May 5
 * Mother's Day: Sunday, May 13
 * Armed Forces Day: Saturday, May 19
 * Memorial Day: Monday, May 28
 * Flag Day: Thursday, June 14
 * Father's Day: Sunday, June 17
 * Juneteenth: Tuesday, June 19
 * Independence Day: Wednesday, July 4
 * Labor Day: Monday, September 3
 * Citizenship Day: Monday, September 17
 * Columbus Day: Monday, October 8
 * Sweetest Day: Saturday, October 20
 * Veterans Day: Monday, October 22
 * Daylight Saving Time Ends (clocks fall back): Sunday, October 28 at 2:00 AM, which becomes 1:00 AM
 * Halloween: Wednesday, October 31
 * Election Day: Tuesday, November 6
 * Thanksgiving: Thursday, November 22
 * Pearl Harbor Remembrance Day: Friday, December 7
 * Christmas Eve: Monday, December 24
 * Christmas: Tuesday, December 25
 * Kwanzaa: Wednesday, December 26, 1973, to Tuesday, January 1, 1974
 * New Year's Eve: Monday, December 31