| January |
| Jan 27 | Wednesday | Int Day of Commemoration in Memory of the Victims of the Holocaust |
| February |
| Feb 04 | Thursday | World Cancer Day |
| Feb 06 | Saturday | Int Day of Zero Tolerance to Female Genital Mutilation |
| Feb 11 | Thursday | Int Day of Women and Girls in Science |
| Feb 13 | Saturday | World Radio Day |
| Feb 20 | Saturday | World Day of Social Justice |
| Feb 21 | Sunday | Int Mother Language Day |
| March |
| Mar 01 | Monday | Zero Discrimination Day |
| Mar 03 | Wednesday | World Wildlife Day |
| Mar 08 | Monday | Int Womens Day |
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| Mar 20 | Saturday | Int Day of Happiness |
| Mar 20 | Saturday | French Language Day |
| Mar 21 | Sunday | Int Day for Elimination of Racial Discrimination |
| Mar 21 | Sunday | World Poetry Day |
| Mar 21 | Sunday | Int Day of Nowruz |
| Mar 21 | Sunday | World Down Syndrome Day |
| Mar 21 | Sunday | Int Day of Forests |
| Mar 22 | Monday | World Water Day |
| Mar 23 | Tuesday | World Meteorological Day |
| Mar 24 | Wednesday | World Tuberculosis Day |
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| Mar 24 | Wednesday | Int Day for the Right to the Truth concerning Gross Human Rights Violations and for the Dignity of Victims |
| Mar 25 | Thursday | Int Day of Remembrance of the Victims of Slavery and the Transatlantic Slave Trade |
| Mar 25 | Thursday | Int Day of Solidarity with Detained and Missing Staff Members |
| April |
| Apr 02 | Friday | World Autism Awareness Day |
| Apr 04 | Sunday | Int Day for Mine Awareness and Assistance in Mine Action |
| Apr 06 | Tuesday | Int Day of Sport for Development and Peace |
| Apr 07 | Wednesday | Int Day of Reflection on the Genocide in Rwanda |
| Apr 07 | Wednesday | World Health Day |
| Apr 12 | Monday | Int Day of Human Space Flight |
| Apr 20 | Tuesday | Chinese Language Day |
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| Apr 21 | Wednesday | World Creativity and Innovation Day |
| Apr 22 | Thursday | Int Mother Earth Day |
| Apr 23 | Friday | World Book and Copyright Day |
| Apr 23 | Friday | English Language Day |
| Apr 23 | Friday | Spanish Language Day |
| Apr 25 | Sunday | World Malaria Day |
| Apr 26 | Monday | Int Chernobyl Disaster Remembrance Day |
| Apr 26 | Monday | World Intellectual Property Day |
| Apr 28 | Wednesday | World Day for Safety and Health at Work |
| Apr 30 | Friday | Int Jazz Day |
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| Apr 30 | Friday | Vesak the Day of the Full Moon |
| May |
| May 02 | Sunday | World Tuna Day |
| May 03 | Monday | World Press Freedom Day |
| May 08 | Saturday | World Migratory Bird Day May |
| May 08 | Saturday | Time of Remembrance and Reconciliation for Those Who Lost Their Lives During the Second World War |
| May 09 | Sunday | Time of Remembrance and Reconciliation for Those Who Lost Their Lives During the Second World War |
| May 15 | Saturday | Int Day of Families |
| May 16 | Sunday | Int Day of Living Together in Peace |
| May 16 | Sunday | Int Day of Light |
| May 17 | Monday | World Telecommunication and Information Society Day |
| May 20 | Thursday | World Bee Day |
| May 21 | Friday | World Day for Cultural Diversity for Dialogue and Development |
| May 22 | Saturday | Int Day for Biological Diversity |
| May 23 | Sunday | Int Day to End Obstetric Fistula |
| May 29 | Saturday | Int Day of UN Peacekeepers |
| May 31 | Monday | World No Tobacco Day |
| June |
| Jun 01 | Tuesday | Global Day of Parents |
| Jun 03 | Thursday | World Bicycle Day |
| Jun 04 | Friday | Int Day of Innocent Children Victims of Aggression |
| Jun 05 | Saturday | World Environment Day |
| Jun 05 | Saturday | Int Day for the Fight against Illegal Unreported Unregulated Fishing |
| Jun 06 | Sunday | Russian Language Day |
| Jun 08 | Tuesday | World Oceans Day |
| Jun 12 | Saturday | World Day Against Child Labour |
| Jun 13 | Sunday | Int Albinism Awareness Day |
| Jun 14 | Monday | World Blood Donor Day |
| Jun 15 | Tuesday | World Elder Abuse Awareness Day |
| Jun 16 | Wednesday | Int Day of Family Remittances |
| Jun 17 | Thursday | World Day to Combat Desertification and Drought |
| Jun 18 | Friday | Sustainable Gastronomy Day |
| Jun 19 | Saturday | Int Day for the Elimination of Sexual Violence in Conflict |
| Jun 20 | Sunday | World Refugee Day |
| Jun 21 | Monday | Int Day of Yoga |
| Jun 23 | Wednesday | United Nations Public Service Day |
| Jun 23 | Wednesday | Int Widows Day |
| Jun 25 | Friday | Day of the Seafarer |
| Jun 26 | Saturday | Int Day against Drug Abuse and Illicit Trafficking |
| Jun 26 | Saturday | United Nations Int Day in Support of Victims of Torture |
| Jun 27 | Sunday | Micro Small Med sized Enterprises Day |
| Jun 29 | Tuesday | Int Day of the Tropics |
| Jun 30 | Wednesday | Int Asteroid Day |
| Jun 30 | Wednesday | Int Day of Parliamentarism |
| July |
| Jul 03 | Saturday | Int Day of Cooperatives |
| Jul 11 | Sunday | World Population Day |
| Jul 15 | Thursday | World Youth Skills Day |
| Jul 18 | Sunday | Nelson Mandela Int Day |
| Jul 28 | Wednesday | World Hepatitis Day |
| Jul 30 | Friday | Int Day of Friendship |
| Jul 30 | Friday | World Day against Trafficking in Persons |
| August |
| Aug 09 | Monday | Int Day of the Worlds Indigenous Peoples |
| Aug 12 | Thursday | Int Youth Day |
| Aug 19 | Thursday | World Humanitarian Day |
| Aug 21 | Saturday | Int Day of Remembrance and Tribute to the Victims of Terrorism |
| Aug 23 | Monday | Int Day for the Remembrance of the Slave Trade and Its Abolition |
| Aug 29 | Sunday | Int Day against Nuclear Tests |
| Aug 30 | Monday | Int Day of the Victims of Enforced Disappearances |
| September |
| Sep 05 | Sunday | Int Day of Charity |
| Sep 08 | Wednesday | Int Literacy Day |
| Sep 10 | Friday | World Suicide Prevention Day |
| Sep 12 | Sunday | United Nations Day for South South Cooperation |
| Sep 15 | Wednesday | Int Day of Democracy |
| Sep 16 | Thursday | Int Day for the Preservation of the Ozone Layer |
| Sep 21 | Tuesday | Int Day of Peace |
| Sep 23 | Thursday | Int Day of Sign Languages |
| Sep 26 | Sunday | Int Day for the Elimination of Nuclear Weapons |
| Sep 27 | Monday | World Tourism Day |
| Sep 28 | Tuesday | Int Day for Universal Access to Information |
| Sep 28 | Tuesday | World Rabies Day |
| Sep 30 | Thursday | World Maritime Day |
| Sep 30 | Thursday | Int Translation Day |
| October |
| Oct 01 | Friday | Int Day of Older Persons |
| Oct 02 | Saturday | Int Day of Non Violence |
| Oct 04 | Monday | World Habitat Day |
| Oct 05 | Tuesday | World Teachers Day |
| Oct 09 | Saturday | World Migratory Bird Day October |
| Oct 09 | Saturday | World Post Day |
| Oct 10 | Sunday | World Mental Health Day |
| Oct 11 | Monday | Int Day of the Girl Child |
| Oct 13 | Wednesday | Int Day for Disaster Reduction |
| Oct 15 | Friday | Int Day of Rural Women |
| Oct 16 | Saturday | World Food Day |
| Oct 17 | Sunday | Int Day for the Eradication of Poverty |
| Oct 24 | Sunday | United Nations Day |
| Oct 24 | Sunday | World Development Information Day |
| Oct 27 | Wednesday | World Day for Audiovisual Heritage |
| Oct 31 | Sunday | World Cities Day |
| November |
| Nov 02 | Tuesday | Int Day to End Impunity for Crimes against Journalists |
| Nov 05 | Friday | World Tsunami Awareness Day |
| Nov 06 | Saturday | Int Day for Preventing the Exploitation of the Environment in War and Armed Conflict |
| Nov 10 | Wednesday | World Science Day for Peace and Development |
| Nov 14 | Sunday | World Diabetes Day |
| Nov 16 | Tuesday | Int Day for Tolerance |
| Nov 18 | Thursday | World Philosophy Day |
| Nov 19 | Friday | World Toilet Day |
| Nov 20 | Saturday | Africa Industrialization Day |
| Nov 20 | Saturday | Universal Childrens Day |
| Nov 21 | Sunday | World Day of Remembrance for Road Traffic Victims |
| Nov 21 | Sunday | World Television Day |
| Nov 25 | Thursday | Int Day for the Elimination of Violence against Women |
| Nov 29 | Monday | Int Day of Solidarity with the Palestinian People |
| Nov 30 | Tuesday | Day of Remembrance for all Victims of Chemical Warfare |
| December |
| Dec 01 | Wednesday | World AIDS Day |
| Dec 02 | Thursday | Int Day for the Abolition of Slavery |
| Dec 03 | Friday | Int Day of Persons with Disabilities |
| Dec 05 | Sunday | Int Volunteer Day for Economic and Social Development |
| Dec 05 | Sunday | World Soil Day |
| Dec 07 | Tuesday | Int Civil Aviation Day |
| Dec 09 | Thursday | Int Day of Commemoration Dignity of the Victims of the Crime of Genocide and of the Prevention of this Crime |
| Dec 09 | Thursday | Int Anti Corruption Day |
| Dec 10 | Friday | Human Rights Day |
| Dec 11 | Saturday | Int Mountain Day |
| Dec 12 | Sunday | Int Day of Neutrality |
| Dec 12 | Sunday | Int Universal Health Coverage Day |
| Dec 18 | Saturday | Int Migrants Day |
| Dec 18 | Saturday | Arabic Language Day |
| Dec 20 | Monday | Int Human Solidarity Day |