Holidays calendar April 2017‹ March 2017May 2017 ›DatePopular holidaysOther holidays and observances1 SaturdayInternational Bird Day,International Pillow Fight Day2 SundayInternational Children's Book Day,World Allergy Week,International Fact-Checking Day,Good Deeds Day,World Health Worker Week,World Autism Awareness Day3 MondayWorld Allergy Week,Find a Rainbow Day,World Health Worker Week4 TuesdayInvisible Work Day,World Allergy Week,World Stray Animals Day,International Carrot Day,World Rat Day,International Day for Mine Awareness and Assistance in Mine Action,World Health Worker Week5 WednesdayWorld Allergy Week,Caramel Day,World Health Worker Week6 ThursdayWorld Allergy Week,World Table Tennis Day,International Day of Sport for Development and Peace,World Health Worker Week7 FridayWorld Allergy Week,International Beaver Day,International Day of Reflection on the 1994 Genocide against the Tutsi in Rwanda ,World Health Day,World Health Worker Week8 SaturdayWorld Allergy Week,International GMO Opposition Day,Zoo Lovers Day,International Romani Day,World Health Worker Week9 SundayInternational Unicorn Day10 MondayInternational Safety Pin Day11 TuesdayWorld Parkinson's Day12 WednesdayInternational Day for Street Children,World Hamster Day,Yuri's Night,International Day of Human Space Flight13 ThursdayScrabble Day14 FridayGood FridayLook Up at the Sky Day15 SaturdayWorld Art Day,World Circus Day,Husband Appreciation Day16 SundayEaster SundayInternational Day against Child Slavery17 MondayEaster MondayHerbalist Day,World Hemophilia Day18 TuesdayWorld Amateur Radio Day,International Day for Monuments and Sites19 WednesdayGarlic Day20 ThursdayChinese Language Day21 Friday22 SaturdayEarth Day,International Mother Earth Day23 SundaySt. George's DayEnglish Language Day,World Book and Copyright Day,Spanish Language Day,Shakespeare Day24 MondayWorld Immunization Week,World Meningitis Day,International Youth Solidarity Day,World Day For Animals In Laboratories,Global Action Week For Education25 TuesdayWorld Immunization Week,International Noise Awareness Day,DNA Day,World Penguin Day,Parental Alienation Awareness Day,World Malaria Day,Global Action Week For Education26 WednesdayWorld Immunization Week,International Chernobyl Disaster Remembrance Day,World Intellectual Property Day,Global Action Week For Education27 ThursdayWorld Immunization Week,Morse Code Day,World Graphics Day,World Tapir Day,International Girls in ICT Day,Global Action Week For Education28 FridayWorld Immunization Week,Workers' Memorial Day,Global Action Week For Education,World Day for Safety and Health at Work29 SaturdayWorld Immunization Week,International Day of Immunology,World Veterinary Day,Astronomy Day,International Dance Day,Global Action Week For Education30 SundayWorld Immunization Week,Spank Out Day,International Search and Rescue Dog Day,Honesty Day,International Jazz Day,Global Action Week For EducationSuccess!Error!