Mar 1, 2004 St. David's Day
Mar 1, 2004 Casimir Pulaski Day
Mar 1, 2004 First Day of Women's History Month
Mar 2, 2004 Texas Independence Day
Mar 2, 2004 Read Across America Day
Mar 2, 2004 Town Meeting Day
Mar 5, 2004 Employee Appreciation Day
Mar 8, 2004 International Women's Day
Mar 17, 2004 St. Patrick's Day
Mar 17, 2004 Evacuation Day
Mar 20, 2004 March Equinox
Mar 21, 2004 International Day for the Elimination of Racial Discrimination
Mar 21, 2004 World Poetry Day
Mar 22, 2004 World Water Day
Mar 23, 2004 World Meteorological Day
Mar 24, 2004 World Tuberculosis Day
Mar 25, 2004 International Day of Solidarity with Detained and Missing Staff Members
Mar 25, 2004 Maryland Day
Mar 26, 2004 Prince Jonah Kuhio Kalanianaole Day
Mar 29, 2004 Seward's Day
Mar 31, 2004 César Chávez Day
Apr 1, 2004 April Fool's Day
Apr 2, 2004 Pascua Florida Day
Apr 4, 2004 Daylight Saving Time starts
Apr 6, 2004 Passover (first day)
Apr 6, 2004 National Tartan Day
Apr 7, 2004 United Nations' World Health Day
Apr 7, 2004 Day of Remembrance of the Victims of the Rwanda Genocide
Apr 8, 2004 Maundy Thursday
Apr 9, 2004 Orthodox Good Friday
Apr 10, 2004 Holy Saturday
Apr 10, 2004 Orthodox Holy Saturday
Apr 11, 2004 Orthodox Easter
Apr 11, 2004 Easter Sunday
Apr 12, 2004 Orthodox Easter Monday
Apr 12, 2004 Easter Monday
Apr 13, 2004 Last day of Passover
Apr 13, 2004 National Library Workers' Day
Apr 15, 2004 Father Damien Day
Apr 16, 2004 Emancipation Day
Apr 19, 2004 Patriot's Day
Apr 19, 2004 Boston Marathon
Apr 21, 2004 San Jacinto Day
Apr 21, 2004 Administrative Professionals Day
Apr 22, 2004 Oklahoma Day
Apr 22, 2004 Take our Daughters and Sons to Work Day
Apr 23, 2004 World Book and Copyright Day
Apr 26, 2004 World Intellectual Property Day
Apr 26, 2004 Confederate Memorial Day
Apr 26, 2004 Confederate Memorial Day
Apr 26, 2004 Confederate Heroes' Day
Apr 26, 2004 Confederate Heroes' Day
Apr 27, 2004 Yom Ha'atzmaut
Apr 28, 2004 World Day for Safety and Health at Work
Apr 30, 2004 Kentucky Oaks
May 1, 2004 Kentucky Derby
May 2, 2004 The Prophet's Birthday
May 3, 2004 World Press Freedom Day
May 4, 2004 Kent State Shootings Remembrance
May 4, 2004 Rhode Island Independence Day
May 5, 2004 Cinco de Mayo
May 6, 2004 National Nurses Day
May 6, 2004 National Day of Prayer
May 7, 2004 Truman Day observed
May 8, 2004 Victory in Europe Day
May 10, 2004 Confederate Memorial Day
May 11, 2004 Primary Election Day
May 12, 2004 International Nurses Day
May 15, 2004 International Day of Families
May 15, 2004 Peace Officers Memorial Day
May 15, 2004 Armed Forces Day
May 15, 2004 Preakness Stakes
May 20, 2004 Ascension Day
May 21, 2004 World Day for Cultural Diversity for Dialogue and Development
May 21, 2004 National Defense Transportation Day
May 22, 2004 International Day for Biological Diversity
May 22, 2004 National Maritime Day
May 25, 2004 African Liberation Day
May 25, 2004 National Missing Children's Day
May 29, 2004 International Day of United Nations Peacekeepers
May 31, 2004 World No Tobacco Day
May 31, 2004 Memorial Day
May 31, 2004 Jefferson Davis' Birthday