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 SaturdayFind a Rainbow Day,International Pillow Fight Day4 SundayEaster SundayWorld Stray Animals Day,World Rat Day,International Carrot Day,World Health Worker Week,International Day for Mine Awareness and Assistance in Mine Action5 MondayEaster MondayCaramel Day,World Health Worker Week,International Day of Conscience6 TuesdayWorld Table Tennis Day,Invisible Work Day,International Day of Sport for Development and Peace,World Health Worker Week7 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,World Hamster Day,Yuri's Night,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,Herbalist Day,World Hemophilia Day,Husband Appreciation Day18 SundayWorld Amateur Radio Day,International Day for Monuments and Sites19 MondayGarlic Day,Global Action Week For Education20 TuesdayChinese Language Day,Global Action Week For Education21 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 DayWorld Book and Copyright Day,Spanish Language Day,Global Action Week For Education,English Language Day,Shakespeare Day24 SaturdayWorld Meningitis Day,World Veterinary Day,International Youth Solidarity Day,World Immunization Week,International Organ Day,Son-in-Law Day,World Day For Animals In Laboratories,Global Action Week For Education,International Day of Multilateralism and Diplomacy for Peace25 SundayDNA Day,World Penguin Day,World Immunization Week,International Search and Rescue Dog Day,Parental Alienation Awareness Day,International Noise Awareness Day,Dandelion Day,World Malaria Day,International Delegate’s Day,Global Action Week For Education26 MondayWorld Immunization Week,World Intellectual Property Day,International Chernobyl Disaster Remembrance Day27 TuesdayMorse Code Day,World Graphics Day,World Immunization Week,World Tapir Day28 WednesdayWorld Immunization Week,Workers' Memorial Day,World Day for Safety and Health at Work29 ThursdayInternational Day of Immunology,World Immunization Week,International Dance Day30 FridayWorld Immunization Week,Spank Out Day,Honesty Day,International Jazz DaySuccess!Error!