Holidays calendar April 2016‹ March 2016May 2016 ›DatePopular holidaysOther holidays and observances1 FridayInternational Bird Day2 SaturdayInternational Fact-Checking Day,International Children's Book Day,International Pillow Fight Day,World Autism Awareness Day3 SundayFind a Rainbow Day,World Health Worker Week4 MondayWorld Stray Animals Day,World Allergy Week,International Carrot Day,Square Root Day,World Rat Day,World Health Worker Week,International Day for Mine Awareness and Assistance in Mine Action5 TuesdayWorld Allergy Week,Invisible Work Day,Caramel Day,World Health Worker Week6 WednesdayWorld Table Tennis Day,World Allergy Week,International Day of Sport for Development and Peace,World Health Worker Week7 ThursdayWorld Allergy Week,International Beaver Day,World Health Worker Week,World Health Day,International Day of Reflection on the 1994 Genocide against the Tutsi in Rwanda 8 FridayWorld Allergy Week,Zoo Lovers Day,International GMO Opposition Day,World Health Worker Week,International Romani Day9 SaturdayWorld Allergy Week,International Unicorn Day,World Health Worker Week10 SundayWorld Allergy Week,Good Deeds Day11 MondayWorld Parkinson's Day12 TuesdayInternational Day for Street Children,World Hamster Day,Yuri's Night,International Day of Human Space Flight13 WednesdayScrabble Day14 ThursdayLook Up at the Sky Day15 FridayWorld Art Day16 SaturdayInternational Day against Child Slavery,World Circus Day,Husband Appreciation Day17 SundayWorld Hemophilia Day,Herbalist Day18 MondayInternational Day for Monuments and Sites,World Amateur Radio Day,Global Action Week For Education19 TuesdayGarlic Day,Global Action Week For Education20 WednesdayGlobal Action Week For Education,Chinese Language Day21 ThursdayGlobal Action Week For Education22 FridayEarth Day,International Mother Earth Day,Global Action Week For Education23 SaturdaySt. George's DaySpanish Language Day,Global Action Week For Education,English Language Day,World Book and Copyright Day,Shakespeare Day24 SundayWorld Immunization Week,International Youth Solidarity Day,World Meningitis Day,International Search and Rescue Dog Day,Global Action Week For Education,World Day For Animals In Laboratories25 MondayInternational Noise Awareness Day,World Immunization Week,Parental Alienation Awareness Day,DNA Day,World Penguin Day,World Malaria Day26 TuesdayWorld Immunization Week,World Intellectual Property Day27 WednesdayMorse Code Day,World Immunization Week,World Tapir Day,World Graphics Day28 ThursdayWorld Immunization Week,Workers' Memorial Day,International Girls in ICT Day,World Day for Safety and Health at Work29 FridayWorld Immunization Week,International Day of Immunology,International Dance Day30 SaturdaySpank Out Day,World Immunization Week,World Veterinary Day,Honesty Day,International Jazz DaySuccess!Error!