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27 January
International Day of Commemoration in Memory of the Victims of the Holocaust
4 February
World Cancer Day
6 February
International Day of Zero Tolerance to Female Genital Mutilation
11 February
International Day of Women and Girls in Science
13 February
World Radio Day
20 February
World Day of Social Justice
21 February
International Mother Language Day
1 March
Zero Discrimination Day
3 March
World Wildlife Day
8 March
International Women's Day
20 March
International Day of Happiness
20 March
French Language Day
21 March
International Day for the Elimination of Racial Discrimination
21 March
World Poetry Day
21 March
International Day of Nowruz
21 March
World Down Syndrome Day
21 March
International Day of Forests
22 March
World Water Day
23 March
World Meteorological Day
24 March
World Tuberculosis Day
24 March
International Day for the Right to the Truth concerning Gross Human Rights Violations and for the Dignity of Victims
25 March
International Day of Remembrance of the Victims of Slavery and the Transatlantic Slave Trade
25 March
International Day of Solidarity with Detained and Missing Staff Members
2 April
World Autism Awareness Day
4 April
International Day for Mine Awareness and Assistance in Mine Action
6 April
International Day of Sport for Development and Peace
7 April
International Day of Reflection on the Genocide in Rwanda
7 April
World Health Day
12 April
International Day of Human Space Flight
20 April
Chinese Language Day
21 April
World Creativity and Innovation Day
22 April
International Mother Earth Day
23 April
World Book and Copyright Day
23 April
English Language Day
23 April
Spanish Language Day
25 April
World Malaria Day
26 April
International Chernobyl Disaster Remembrance Day
26 April
World Intellectual Property Day
28 April
World Day for Safety and Health at Work
29 April
Day of Remembrance for all Victims of Chemical Warfare
30 April
International Jazz Day
30 April
"Vesak", the Day of the Full Moon
2 May
World Tuna Day
3 May
World Press Freedom Day
8-9 May
Time of Remembrance and Reconciliation for Those Who Lost Their Lives During the Second World War
10 May
World Migratory Bird Day
15 May
International Day of Families
16 May
International Day of Living Together in Peace
17 May
World Telecommunication and Information Society Day
20 May
World Bee Day
21 May
World Day for Cultural Diversity for Dialogue and Development
22 May
International Day for Biological Diversity
23 May
International Day to End Obstetric Fistula
29 May
International Day of UN Peacekeepers
31 May
World No-Tobacco Day
1 June
Global Day of Parents
4 June
International Day of Innocent Children Victims of Aggression
5 June
World Environment Day
5 June
International Day for the Fight against Illegal, Unreported and Unregulated Fishing
6 June
Russian Language Day
8 June
World Oceans Day
12 June
World Day Against Child Labour
13 June
International Albinism Awareness Day
14 June
World Blood Donor Day
15 June
World Elder Abuse Awareness Day
16 June
International Day of Family Remittances
17 June
World Day to Combat Desertification and Drought
18 June
Sustainable Gastronomy Day
19 June
International Day for the Elimination of Sexual Violence in Conflict
20 June
World Refugee Day
21 June
International Day of Yoga
23 June
United Nations Public Service Day
23 June
International Widows' Day
25 June
Day of the Seafarer
26 June
International Day against Drug Abuse and Illicit Trafficking
26 June
United Nations International Day in Support of Victims of Torture
27 June
Micro-, Small and Medium-sized Enterprises Day
29 June
International Day of the Tropics
30 June
International Asteroid Day
1 July (first Saturday in July)
International Day of Cooperatives
11 July
World Population Day
15 July
World Youth Skills Day
18 July
Nelson Mandela International Day
28 July
World Hepatitis Day [WHO]
30 July
International Day of Friendship
30 July
World Day against Trafficking in Persons
9 August
International Day of the World's Indigenous Peoples
12 August
International Youth Day
19 August
World Humanitarian Day
21 August
International Day of Remembrance and Tribute to the Victims of Terrorism
23 August
International Day for the Remembrance of the Slave Trade and Its Abolition
29 August
International Day against Nuclear Tests
30 August
International Day of the Victims of Enforced Disappearances
5 September
International Day of Charity
8 September
International Literacy Day
10 September
World Suicide Prevention Day
12 September
United Nations Day for South-South Cooperation
15 September
International Day of Democracy
16 September
International Day for the Preservation of the Ozone Layer
21 September
International Day of Peace
23 September
International Day of Sign Languages
26 September
International Day for the Total Elimination of Nuclear Weapons
27 September
World Tourism Day
28 September
International Day for Universal Access to Information
28 September
World Rabies Day
28 September (last Thursday of September)
World Maritime Day
1 October
International Day of Older Persons
2 October
International Day of Non-Violence
2 October (first Monday in October)
World Habitat Day
5 October
World Teachers’ Day
9 October
World Post Day
10 October
World Mental Health Day
11 October
International Day of the Girl Child
13 October
International Day for Disaster Reduction
15 October
International Day of Rural Women
16 October
World Food Day
17 October
International Day for the Eradication of Poverty
20 October (every five years, beginning in 2010)
World Statistics Day
24 October
United Nations Day
24 October
World Development Information Day
27 October
World Day for Audiovisual Heritage
31 October
World Cities Day
30 September
International Translation Day
2 November
International Day to End Impunity for Crimes against Journalists
5 November
World Tsunami Awareness Day
6 November
International Day for Preventing the Exploitation of the Environment in War and Armed Conflict
10 November
World Science Day for Peace and Development
14 November
World Diabetes Day
16 November
International Day for Tolerance
16 November (third Thursday in November)
World Philosophy Day
19 November
World Toilet Day
19 November (third Sunday in November)
World Day of Remembrance for Road Traffic Victims
20 November
Africa Industrialization Day
20 November
Universal Children’s Day
21 November
World Television Day
25 November
International Day for the Elimination of Violence against Women
29 November
International Day of Solidarity with the Palestinian People
1 December
World AIDS Day
2 December
International Day for the Abolition of Slavery
3 December
International Day of Persons with Disabilities
5 December
International Volunteer Day for Economic and Social Development
5 December
World Soil Day
7 December
International Civil Aviation Day
9 December
International Day of Commemoration and Dignity of the Victims of the Crime of Genocide and of the Prevention of this Crime
9 December
International Anti-Corruption Day
10 December
Human Rights Day
11 December
International Mountain Day
12 December
International Day of Neutrality
12 December
International Universal Health Coverage Day
18 December
International Migrants Day
18 December
Arabic Language Day
20 December
International Human Solidarity Day