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,International Carrot Day,World Rat Day,World Health Worker Week,International Day for Mine Awareness and Assistance in Mine Action5 MondayEaster MondayCaramel Day,International Day of Conscience,World Health Worker Week6 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 ThursdayZoo Lovers Day,International GMO Opposition Day,International Romani Day,World Health Worker Week9 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 SaturdayHerbalist Day,World Circus 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,International Mother Earth Day,Global Action Week For Education,International Girls in ICT Day23 FridaySt. George's DayEnglish Language Day,World Book and Copyright Day,Spanish Language Day,Global Action Week For Education,Shakespeare Day24 SaturdayWorld Veterinary Day,International Youth Solidarity Day,International Organ Day,World Meningitis Day,World Immunization Week,Son-in-Law Day,International Day of Multilateralism and Diplomacy for Peace,Global Action Week For Education,World Day For Animals In Laboratories25 SundayInternational Search and Rescue Dog Day,International Noise Awareness Day,Parental Alienation Awareness Day,DNA Day,World Immunization Week,World Penguin Day,Dandelion Day,International Delegate’s Day,Global Action Week For Education,World Malaria Day26 MondayWorld Immunization Week,International Chernobyl Disaster Remembrance Day,World Intellectual Property Day27 TuesdayWorld Tapir Day,World Graphics Day,Morse Code Day,World Immunization Week28 WednesdayWorkers' Memorial Day,World Immunization Week,World Day for Safety and Health at Work29 ThursdayInternational Day of Immunology,World Immunization Week,International Dance Day30 FridaySpank Out Day,World Immunization Week,Honesty Day,International Jazz DaySuccess!Error!