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,International Carrot Day,World Rat Day,International Day for Mine Awareness and Assistance in Mine Action5 Friday6 SaturdayInternational Pillow Fight Day7 SundayInternational Beaver Day,World Health Day,World Health Worker Week,International Day of Reflection on the 1994 Genocide against the Tutsi in Rwanda 8 MondayWorld Allergy Week,International GMO Opposition Day,World Health Worker Week,International Romani Day9 TuesdayWorld Allergy Week,World Health Worker Week10 WednesdayWorld Allergy Week,World Health Worker Week11 ThursdayWorld Allergy Week,World Parkinson's Day,World Health Worker Week12 FridayWorld Allergy Week,International Day for Street Children,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 Immunization Week,World Circus Day,Husband Appreciation Day,Chinese Language Day21 SundayWorld Immunization Week22 MondayEarth Day,World Immunization Week,Global Action Week For Education,International Mother Earth Day23 TuesdaySt. George's DayWorld Immunization Week,English Language Day,World Book and Copyright Day,Spanish Language Day,Global Action Week For Education,Shakespeare Day24 WednesdayWorld Meningitis Day,International Youth Solidarity Day,World Immunization Week,World Day For Animals In Laboratories,Global Action Week For Education25 ThursdayDNA Day,International Noise Awareness Day,Parental Alienation Awareness Day,World Immunization Week,World Penguin Day,World Malaria Day,Global Action Week For Education,International Girls in ICT Day26 FridayWorld Immunization Week,Global Action Week For Education,World Intellectual Property Day27 SaturdayWorld Veterinary Day,Morse Code Day,World Graphics Day,World Tapir Day,Global Action Week For Education28 SundayWorkers' Memorial Day,International Search and Rescue Dog Day,World Day for Safety and Health at Work,Global Action Week For Education29 MondayInternational Day of Immunology,International Dance Day30 TuesdaySpank Out Day,Honesty Day,International Jazz DaySuccess!Error!