Holidays and Observances in Unesco for 2023

Below is a listing of all major United Nations holidays and observations. Have a look at our calendar with UN holidays pages for printable calendars with UN holidays.

2023 UNESCO HOLIDAYS

DateDayHoliday NameHoliday Type
JANUARY
Jan 27FridayInt Day of Commemoration in Memory of the Victims of the HolocaustObservance
FEBRUARY
Feb 4SaturdayWorld Cancer DayObservance
Feb 6MondayInt Day of Zero Tolerance to Female Genital MutilationObservance
Feb 11SaturdayInt Day of Women and Girls in ScienceObservance
Feb 13MondayWorld Radio DayObservance
Feb 20MondayWorld Day of Social JusticeObservance
Feb 21TuesdayInt Mother Language DayObservance
MARCH
Mar 1WednesdayZero Discrimination DayObservance
Mar 3FridayWorld Wildlife DayObservance
Mar 8WednesdayInt Womens DayObservance
Mar 20MondayInt Day of HappinessObservance
Mar 20MondayFrench Language DayObservance
Mar 21TuesdayInt Day for Elimination of Racial DiscriminationObservance
Mar 21TuesdayWorld Poetry DayObservance
Mar 21TuesdayInt Day of NowruzObservance
Mar 21TuesdayWorld Down Syndrome DayObservance
Mar 21TuesdayInt Day of ForestsObservance
Mar 22WednesdayWorld Water DayObservance
Mar 23ThursdayWorld Meteorological DayObservance
Mar 24FridayWorld Tuberculosis DayObservance
Mar 24FridayInt Day for the Right to the Truth concerning Gross Human Rights Violations and for the Dignity of VictimsObservance
Mar 25SaturdayInt Day of Remembrance of the Victims of Slavery and the Transatlantic Slave TradeObservance
Mar 25SaturdayInt Day of Solidarity with Detained and Missing Staff MembersObservance
APRIL
Apr 2SundayWorld Autism Awareness DayObservance
Apr 4TuesdayInt Day for Mine Awareness and Assistance in Mine ActionObservance
Apr 6ThursdayInt Day of Sport for Development and PeaceObservance
Apr 7FridayInt Day of Reflection on the Genocide in RwandaObservance
Apr 7FridayWorld Health DayObservance
Apr 12WednesdayInt Day of Human Space FlightObservance
Apr 20ThursdayChinese Language DayObservance
Apr 21FridayWorld Creativity and nnovation DayObservance
Apr 22SaturdayInt Mother Earth DayObservance
Apr 23SundayWorld Book and Copyright DayObservance
Apr 23SundayEnglish Language DayObservance
Apr 23SundaySpanish Language DayObservance
Apr 25TuesdayWorld Malaria DayObservance
Apr 26WednesdayInt Chernobyl Disaster Remembrance DayObservance
Apr 26WednesdayWorld Intellectual Property DayObservance
Apr 28FridayWorld Day for Safety and Health at WorkObservance
Apr 30SundayInt Jazz DayObservance
Apr 30SundayVesak the Day of the Full MoonObservance
MAY
May 2TuesdayWorld Tuna DayObservance
May 3WednesdayWorld Press Freedom DayObservance
May 8MondayTime of Remembrance and Reconciliation for Those Who Lost Their Lives During the Second World WarObservance
May 9TuesdayTime of Remembrance and Reconciliation for Those Who Lost Their Lives During the Second World WarObservance
May 13SaturdayWorld Migratory Bird Day MayObservance
May 15MondayInt Day of FamiliesObservance
May 16TuesdayInt Day of Living Together in PeaceObservance
May 16TuesdayInt Day of LightObservance
May 17WednesdayWorld Telecommunication and Information Society DayObservance
May 20SaturdayWorld Bee DayObservance
May 21SundayWorld Day for Cultural Diversity for Dialogue and DevelopmentObservance
May 22MondayInt Day for Biological DiversityObservance
May 23TuesdayInt Day to End Obstetric FistulaObservance
May 29MondayInt Day of UN PeacekeepersObservance
May 31WednesdayWorld No Tobacco DayObservance
JUNE
Jun 1ThursdayGlobal Day of ParentsObservance
Jun 3SaturdayWorld Bicycle DayObservance
Jun 4SundayInt Day of Innocent Children Victims of AggressionObservance
Jun 5MondayWorld Environment DayObservance
Jun 5MondayInt Day for the Fight against Illegal Unreported Unregulated FishingObservance
Jun 6TuesdayRussian Language DayObservance
Jun 8ThursdayWorld Oceans DayObservance
Jun 12MondayWorld Day Against Child LabourObservance
Jun 13TuesdayInt Albinism Awareness DayObservance
Jun 14WednesdayWorld Blood Donor DayObservance
Jun 15ThursdayWorld Elder Abuse Awareness DayObservance
Jun 16FridayInt Day of Family RemittancesObservance
Jun 17SaturdayWorld Day to Combat Desertification and DroughtObservance
Jun 18SundaySustainable Gastronomy DayObservance
Jun 19MondayInt Day for the Elimination of Sexual Violence in ConflictObservance
Jun 20TuesdayWorld Refugee DayObservance
Jun 21WednesdayInt Day of YogaObservance
Jun 23FridayUnited Nations Public Service DayObservance
Jun 23FridayInt Widows DayObservance
Jun 25SundayDay of the SeafarerObservance
Jun 26MondayInt Day against Drug Abuse and Illicit TraffickingObservance
Jun 26MondayUnited Nations Int Day in Support of Victims of TortureObservance
Jun 27TuesdayMicro Small Med sized Enterprises DayObservance
Jun 29ThursdayInt Day of the TropicsObservance
Jun 30FridayInt Asteroid DayObservance
Jun 30FridayInt Day of ParliamentarismObservance
JULY
Jul 1SaturdayInt Day of CooperativesObservance
Jul 11TuesdayWorld Population DayObservance
Jul 15SaturdayWorld Youth Skills DayObservance
Jul 18TuesdayNelson Mandela Int DayObservance
Jul 28FridayWorld Hepatitis DayObservance
Jul 30SundayInt Day of FriendshipObservance
Jul 30SundayWorld Day against Trafficking in PersonsObservance
AUGUST
Aug 9WednesdayInt Day of the Worlds Indigenous PeoplesObservance
Aug 12SaturdayInt Youth DayObservance
Aug 19SaturdayWorld Humanitarian DayObservance
Aug 21MondayInt Day of Remembrance and Tribute to the Victims of TerrorismObservance
Aug 23WednesdayInt Day for the Remembrance of the Slave Trade and Its AbolitionObservance
Aug 29TuesdayInt Day against Nuclear TestsObservance
Aug 30WednesdayInt Day of the Victims of Enforced DisappearancesObservance
SEPTEMBER
Sep 5TuesdayInt Day of CharityObservance
Sep 8FridayInt Literacy DayObservance
Sep 10SundayWorld Suicide Prevention DayObservance
Sep 12TuesdayUnited Nations Day for South South CooperationObservance
Sep 15FridayInt Day of DemocracyObservance
Sep 16SaturdayInt Day for the Preservation of the Ozone LayerObservance
Sep 21ThursdayInt Day of PeaceObservance
Sep 23SaturdayInt Day of Sign LanguagesObservance
Sep 26TuesdayInt Day for the Elimination of Nuclear WeaponsObservance
Sep 27WednesdayWorld Tourism DayObservance
Sep 28ThursdayWorld Maritime DayObservance
Sep 28ThursdayInt Day for Universal Access to InformationObservance
Sep 28ThursdayWorld Rabies DayObservance
Sep 30SaturdayInt Translation DayObservance
OCTOBER
Oct 1SundayInt Day of Older PersonsObservance
Oct 2MondayWorld Habitat DayObservance
Oct 2MondayInt Day of Non ViolenceObservance
Oct 5ThursdayWorld Teachers DayObservance
Oct 9MondayWorld Post DayObservance
Oct 10TuesdayWorld Mental Health DayObservance
Oct 11WednesdayInt Day of the Girl ChildObservance
Oct 13FridayInt Day for Disaster ReductionObservance
Oct 14SaturdayWorld Migratory Bird Day OctoberObservance
Oct 15SundayInt Day of Rural WomenObservance
Oct 16MondayWorld Food DayObservance
Oct 17TuesdayInt Day for the Eradication of PovertyObservance
Oct 24TuesdayUnited Nations DayObservance
Oct 24TuesdayWorld Development Information DayObservance
Oct 27FridayWorld Day for Audiovisual HeritageObservance
Oct 31TuesdayWorld Cities DayObservance
NOVEMBER
Nov 2ThursdayInt Day to End Impunity for Crimes against JournalistsObservance
Nov 5SundayWorld Tsunami Awareness DayObservance
Nov 6MondayInt Day for Preventing the Exploitation of the Environment in War and Armed ConflictObservance
Nov 10FridayWorld Science Day for Peace and DevelopmentObservance
Nov 14TuesdayWorld Diabetes DayObservance
Nov 16ThursdayWorld Philosophy DayObservance
Nov 16ThursdayInt Day for ToleranceObservance
Nov 19SundayWorld Day of Remembrance for Road Traffic VictimsObservance
Nov 19SundayWorld Toilet DayObservance
Nov 20MondayAfrica Industrialization DayObservance
Nov 20MondayUniversal Childrens DayObservance
Nov 21TuesdayWorld Television DayObservance
Nov 25SaturdayInt Day for the Elimination of Violence against WomenObservance
Nov 29WednesdayInt Day of Solidarity with the Palestinian PeopleObservance
Nov 30ThursdayDay of Remembrance for all Victims of Chemical WarfareObservance
DECEMBER
Dec 1FridayWorld AIDS DayObservance
Dec 2SaturdayInt Day for the Abolition of SlaveryObservance
Dec 3SundayInt Day of Persons with DisabilitiesObservance
Dec 5TuesdayInt Volunteer Day for Economic and Social DevelopmentObservance
Dec 5TuesdayWorld Soil DayObservance
Dec 7ThursdayInt Civil Aviation DayObservance
Dec 9SaturdayInt Day of Commemoration Dignity of the Victims of the Crime of Genocide and of the Prevention of this CrimeObservance
Dec 9SaturdayInt Anti Corruption DayObservance
Dec 10SundayHuman Rights DayObservance
Dec 11MondayInt Mountain DayObservance
Dec 12TuesdayInt Day of NeutralityObservance
Dec 12TuesdayInt Universal Health Coverage DayObservance
Dec 18MondayInt Migrants DayObservance
Dec 18MondayArabic Language DayObservance
Dec 20WednesdayInt Human Solidarity DayObservance
More U.N. holiday resources