Apr 1, 2009 April Fool's Day
Apr 2, 2009 World Autism Awareness Day
Apr 2, 2009 Pascua Florida Day
Apr 4, 2009 United Nations' Mine Awareness Day
Apr 6, 2009 National Tartan Day
Apr 7, 2009 United Nations' World Health Day
Apr 7, 2009 Day of Remembrance of the Victims of the Rwanda Genocide
Apr 9, 2009 Maundy Thursday
Apr 9, 2009 Passover (first day)
Apr 11, 2009 Holy Saturday
Apr 12, 2009 Easter Sunday
Apr 13, 2009 Easter Monday
Apr 14, 2009 National Library Workers' Day
Apr 15, 2009 Father Damien Day
Apr 16, 2009 Last day of Passover
Apr 16, 2009 Emancipation Day
Apr 17, 2009 Orthodox Good Friday
Apr 18, 2009 Orthodox Holy Saturday
Apr 19, 2009 Orthodox Easter
Apr 20, 2009 Orthodox Easter Monday
Apr 20, 2009 Patriot's Day
Apr 20, 2009 Boston Marathon
Apr 21, 2009 San Jacinto Day
Apr 22, 2009 Oklahoma Day
Apr 22, 2009 Administrative Professionals Day
Apr 23, 2009 World Book and Copyright Day
Apr 23, 2009 Take our Daughters and Sons to Work Day
Apr 25, 2009 World Malaria Day
Apr 26, 2009 World Intellectual Property Day
Apr 26, 2009 Confederate Heroes' Day
Apr 27, 2009 Confederate Memorial Day
Apr 27, 2009 Confederate Memorial Day
Apr 27, 2009 Confederate Heroes' Day observed
Apr 27, 2009 Confederate Heroes' Day
Apr 28, 2009 World Day for Safety and Health at Work
Apr 29, 2009 Yom Ha'atzmaut