Holidays calendar April 2021‹ March 2021May 2021 ›DatePopular holidaysOther holidays and observances1 ThursdayInternational Bird Day2 FridayGood FridayInternational Children's Book Day,International Fact-Checking Day,World Autism Awareness Day3 SaturdayInternational Pillow Fight Day,Find a Rainbow Day4 SundayEaster SundayWorld Stray Animals Day,World Rat Day,International Carrot Day,International Day for Mine Awareness and Assistance in Mine Action,World Health Worker Week5 MondayEaster MondayCaramel Day,World Health Worker Week,International Day of Conscience6 TuesdayWorld Table Tennis Day,Invisible Work Day,World Health Worker Week,International Day of Sport for Development and Peace7 WednesdayInternational Beaver Day,World Health Worker Week,International Day of Reflection on the 1994 Genocide against the Tutsi in Rwanda ,World Health Day8 ThursdayInternational GMO Opposition Day,Zoo Lovers Day,World Health Worker Week,International Romani Day9 FridayInternational Unicorn Day,World Health Worker Week10 SaturdayWorld Homeopathy Day,International Safety Pin Day,World Health Worker Week11 SundayGood Deeds Day,World Parkinson's Day12 MondayInternational Day for Street Children,Yuri's Night,World Hamster Day,International Day of Human Space Flight13 TuesdayScrabble Day14 WednesdayDolphin Day,Look Up at the Sky Day,World Chagas Disease Day15 ThursdayWorld Art Day16 FridayInternational Day against Child Slavery17 SaturdayWorld Circus Day,World Hemophilia Day,Herbalist Day,Husband Appreciation Day18 SundayWorld Amateur Radio Day,International Day for Monuments and Sites19 MondayGarlic Day,Global Action Week For Education20 TuesdayGlobal Action Week For Education,Chinese Language Day21 WednesdayWorld Creativity and Innovation Day,Global Action Week For Education22 ThursdayEarth Day,Global Action Week For Education,International Girls in ICT Day,International Mother Earth Day23 FridaySt. George's DaySpanish Language Day,Global Action Week For Education,English Language Day,World Book and Copyright Day,Shakespeare Day24 SaturdayWorld Immunization Week,International Organ Day,International Youth Solidarity Day,World Meningitis Day,World Veterinary Day,Son-in-Law Day,Global Action Week For Education,International Day of Multilateralism and Diplomacy for Peace,World Day For Animals In Laboratories25 SundayWorld Immunization Week,International Noise Awareness Day,World Penguin Day,Parental Alienation Awareness Day,DNA Day,International Search and Rescue Dog Day,Dandelion Day,Global Action Week For Education,World Malaria Day,International Delegate’s Day26 MondayWorld Immunization Week,World Intellectual Property Day,International Chernobyl Disaster Remembrance Day27 TuesdayWorld Immunization Week,World Graphics Day,World Tapir Day,Morse Code Day28 WednesdayWorld Immunization Week,Workers' Memorial Day,World Day for Safety and Health at Work29 ThursdayWorld Immunization Week,International Day of Immunology,International Dance Day30 FridayWorld Immunization Week,Spank Out Day,Honesty Day,International Jazz DaySuccess!Error!