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Observances

Global Observances 2021

This page contains a calendar of all 2021 observances instituted by the United Nations and its agencies, and recognised in countries across the world. In most cases, these dates are set to the same date each year. Therefore only the day of the week on which they fall changes.

DateDayHoliday
27 JanWedInternational Outer Space Day
4 FebThuWorld Cancer Day
13 FebSatWorld Radio Day
20 FebSatWorld Day of Social Justice
21 FebSunInternational Mother Language Day
3 MarWedWorld Wildlife Day
8 MarMonInternational Women's Day
20 MarSatInternational Day of Happiness
21 MarSunInternational Day of Forests
21 MarSunInternational Day of Nowruz
21 MarSunWorld Down Syndrome Day
21 MarSunWorld Poetry Day
22 MarMonWorld Water Day
23 MarTueWorld Meteorological Day
24 MarWedWorld Tuberculosis Day
2 AprFriWorld Autism Awareness Day
7 AprWedWorld Health Day
22 AprThuInternational Mother Earth Day
23 AprFriWorld Book and Copyright Day
25 AprSunWorld Malaria Day
26 AprMonWorld Intellectual Property Day
28 AprWedWorld Day for Safety and Health at Work
29 AprThuInternational Dance Day
30 AprFriInternational Jazz Day
3 MayMonWorld Press Freedom Day
15 MaySatInternational Day of Families
17 MayMonWorld Telecommunication and Information Society Day
22 MaySatInternational Day for Biological Diversity
29 MaySatInternational Day of UN Peacekeepers
31 MayMonWorld No-Tobacco Day
1 JunTueGlobal Day of Parents
5 JunSatWorld Environment Day
8 JunTueWorld Oceans Day
14 JunMonWorld Blood Donor Day
17 JunThuWorld Day to Combat Desertification and Drought
20 JunSunWorld Refugee Day
21 JunMonInternational Day of Yoga
23 JunWedInternational Widow's Day
26 JunSatInternational Day in Support of Victims of Torture
30 JunWedInternational Asteroid Day
3 JulSatInternational Day of Cooperatives
11 JulSunWorld Population Day
12 JulMonMalala Day
15 JulThuWorld Youth Skills Day
18 JulSunNelson Mandela International Day
28 JulWedWorld Hepatitis Day
30 JulFriInternational Day of Friendship
9 AugMonInternational Day of the World's Indigenous People
12 AugThuInternational Youth Day
19 AugThuWorld Humanitarian Day
29 AugSunInternational Day against Nuclear Tests
8 SepWedInternational Literacy Day
10 SepFriWorld Suicide Prevention Day
15 SepWedInternational Day of Democracy
21 SepTueInternational Day of Peace
27 SepMonWorld Tourism Day
28 SepTueWorld Rabies Day
29 SepWedWorld Heart Day
1 OctFriInternational Day of Older Persons
2 OctSatInternational Day of Non-Violence
4 OctMonWorld Habitat Day
5 OctTueWorld Teachers' Day
9 OctSatWorld Post Day
10 OctSunWorld Mental Health Day
11 OctMonInternational Day of the Girl Child
13 OctWedInternational Day for Disaster Reduction
14 OctThuWorld Sight Day
16 OctSatWorld Food Day
17 OctSunInternational Day for the Eradication of Poverty
24 OctSunUnited Nations Day
24 OctSunWorld Development Information Day
27 OctWedWorld Day for Audiovisual Heritage
10 NovWedWorld Science Day for Peace and Development
12 NovFriWorld Pneumonia Day
13 NovSatWorld Kindness Day
14 NovSunWorld Diabetes Day
16 NovTueInternational Day for Tolerance
18 NovThuWorld Philosophy Day
20 NovSatAfrica Industrialization Day
20 NovSatUniversal Children's Day
21 NovSunWorld Day of Remembrance for Road Traffic Victims
21 NovSunWorld Television Day
1 DecWedWorld AIDS Day
2 DecThuInternational Day for the Abolition of Slavery
3 DecFriInternational Day of Persons with Disabilities
5 DecSunWorld Soil Day
7 DecTueInternational Civil Aviation Day
9 DecThuInternational Anti-Corruption Day
10 DecFriHuman Rights Day
11 DecSatInternational Mountain Day
18 DecSatInternational Migrants Day
20 DecMonInternational Human Solidarity Day