Holidays calendar April 2013‹ March 2013May 2013 ›DatePopular holidaysOther holidays and observances1 MondayEaster MondayInternational Bird Day2 TuesdayInternational Children's Book Day,World Autism Awareness Day3 WednesdayFind a Rainbow Day4 ThursdayWorld Stray Animals Day,World Rat Day,International Carrot Day,International Day for Mine Awareness and Assistance in Mine Action5 Friday6 SaturdayInternational Pillow Fight Day7 SundayInternational Beaver Day,International Day of Reflection on the 1994 Genocide against the Tutsi in Rwanda ,World Health Worker Week,World Health Day8 MondayWorld Allergy Week,International GMO Opposition Day,International Romani Day,World Health Worker Week9 TuesdayWorld Allergy Week,World Health Worker Week10 WednesdayWorld Allergy Week,World Health Worker Week11 ThursdayWorld Allergy Week,World Health Worker Week,World Parkinson's Day12 FridayInternational Day for Street Children,World Allergy Week,Yuri's Night,World Health Worker Week,International Day of Human Space Flight13 SaturdayWorld Allergy Week,World Health Worker Week14 SundayWorld Allergy Week15 MondayWorld Art Day16 TuesdayInternational Day against Child Slavery17 WednesdayWorld Hemophilia Day18 ThursdayWorld Amateur Radio Day,International Day for Monuments and Sites19 Friday20 SaturdayWorld Circus Day,World Immunization Week,Husband Appreciation Day,Chinese Language Day21 SundayWorld Immunization Week22 MondayWorld Immunization Week,Earth Day,International Mother Earth Day,Global Action Week For Education23 TuesdaySt. George's DayWorld Immunization Week,English Language Day,Global Action Week For Education,World Book and Copyright Day,Spanish Language Day,Shakespeare Day24 WednesdayWorld Meningitis Day,World Immunization Week,International Youth Solidarity Day,World Day For Animals In Laboratories,Global Action Week For Education25 ThursdayDNA Day,International Noise Awareness Day,World Immunization Week,World Penguin Day,Parental Alienation Awareness Day,World Malaria Day,International Girls in ICT Day,Global Action Week For Education26 FridayWorld Immunization Week,World Intellectual Property Day,Global Action Week For Education27 SaturdayMorse Code Day,World Graphics Day,World Veterinary Day,World Tapir Day,Global Action Week For Education28 SundayInternational Search and Rescue Dog Day,Workers' Memorial Day,Global Action Week For Education,World Day for Safety and Health at Work29 MondayInternational Day of Immunology,International Dance Day30 TuesdaySpank Out Day,Honesty Day,International Jazz DaySuccess!Error!