All Days A–Z
96 observances, listed alphabetically.
A
Australia Day
Australia's official national day, marking the arrival of the First Fleet at Sydney Cove in 1788.
International Anti-Corruption Day
A UN day raising awareness of corruption and of the UN Convention against Corruption.
World AIDS Day
The first-ever global health day, dedicated to raising awareness of HIV, supporting people living with HIV and remembering those who have died…
World Animal Day
A global day of action for animal rights and welfare, held on the feast day of Saint Francis of Assisi.
World Arabic Language Day
A UNESCO day celebrating the Arabic language and its contribution to culture, science and civilisation.
World Autism Awareness Day
A UN day promoting understanding and acceptance of autistic people and their full participation in society.
B
World Bee Day
A UN day raising awareness of bees and other pollinators and their importance for food and biodiversity.
World Blood Donor Day
A WHO day thanking voluntary blood donors and encouraging more people to give blood regularly.
World Book and Copyright Day
A UNESCO day celebrating books and reading, authors and publishers, and the protection of intellectual property through copyright.
World Braille Day
A UN day raising awareness of braille as a means of communication for blind and partially sighted people.
C
Canada Day
Canada's national holiday marking Confederation on July 1, 1867.
Chinese New Year
The Lunar New Year or Spring Festival, the most important holiday in China and for many East and Southeast Asian communities.
Christmas Day
The Christian festival celebrating the birth of Jesus, and a cultural holiday enjoyed worldwide with gifts, decorations and family gatherings.
World Cancer Day
A global awareness day led by the Union for International Cancer Control to improve cancer prevention, detection and treatment.
World Children’s Day
UNICEF's day of action for children's rights, marking the adoption of the Declaration and the Convention on the Rights of the Child.
D
Diwali
The festival of lights, celebrated by Hindus, Sikhs, Jains and many Buddhists with lamps, fireworks, sweets and prayers for prosperity.
International Day for the Elimination of Violence against Women
A UN day calling for an end to violence against women and girls, which opens the 16 Days of Activism ending on…
International Day for Tolerance
A UN day promoting mutual understanding among cultures and peoples and respect for diversity.
International Day of Democracy
A UN day reviewing the state of democracy in the world and promoting its principles.
International Day of Education
A United Nations day that celebrates the role of education in peace and development and calls for quality learning for everyone.
International Day of Families
A UN day celebrating families and drawing attention to the social, economic and demographic issues that affect them.
International Day of Forests
A UN day celebrating forests and trees and their role in climate, water, biodiversity and livelihoods.
International Day of Friendship
A UN day celebrating friendship between people, cultures and countries as a foundation for peace. Many countries also celebrate Friendship Day on…
International Day of Happiness
A UN day that recognises happiness and well-being as universal goals and calls for public policies that put people's well-being first.
International Day of Non-Violence
A UN day held on the birthday of Mahatma Gandhi, promoting non-violence through education and public awareness. In India the day is…
International Day of Older Persons
A UN day recognising the contributions of older people and drawing attention to the issues of ageing, from health care to age…
International Day of Peace
The UN's day devoted to strengthening the ideals of peace, marked by a call for 24 hours of global ceasefire and non-violence.
International Day of Persons with Disabilities
A UN day promoting the rights and well-being of persons with disabilities in every sphere of society.
International Day of the World’s Indigenous Peoples
A UN day promoting and protecting the rights of the world's Indigenous peoples.
International Day of Women and Girls in Science
A UN day promoting full and equal access to and participation in science for women and girls.
International Day of Yoga
A UN day promoting awareness of the physical and mental benefits of yoga, celebrated on the June solstice.
World Day of Social Justice
A UN day promoting efforts to tackle poverty, exclusion, inequality and unemployment.
World Diabetes Day
The world's largest diabetes awareness campaign, led by the International Diabetes Federation on the birthday of insulin co-discoverer Frederick Banting.
World Down Syndrome Day
A UN-recognised day raising awareness of Down syndrome and celebrating the lives and rights of people with it.
E
Earth Day
An annual day of action for the environment, first held in the United States in 1970 and now observed in more than…
Earth Hour
A worldwide movement in which people switch off non-essential lights for one hour as a symbol of commitment to the planet.
Easter Sunday
The most important Christian festival, celebrating the resurrection of Jesus, with church services, family meals and springtime traditions such as decorated eggs.
Eid al-Adha
The Festival of Sacrifice, honouring Prophet Ibrahim's devotion, marked with prayers, the sacrifice of an animal and sharing meat with the poor.
Eid al-Fitr
The Muslim festival that marks the end of Ramadan, the month of fasting, with prayers, charity, family visits and festive meals.
World Environment Day
The United Nations' principal day for environmental action, led by UNEP and hosted by a different country each year.
F
G
H
Halloween
An evening of costumes, carved pumpkins and trick-or-treating, with roots in the Celtic festival of Samhain and the eve of All Saints'…
Human Rights Day
The anniversary of the Universal Declaration of Human Rights, adopted by the UN General Assembly in Paris on December 10, 1948.
International Holocaust Remembrance Day
A UN day commemorating the victims of the Holocaust, marking the liberation of Auschwitz-Birkenau on January 27, 1945.
World Health Day
Held on the anniversary of the World Health Organization's founding, World Health Day puts a global spotlight on one health priority each…
World Heart Day
A global day raising awareness of cardiovascular disease, the world's leading cause of death, and how to prevent it.
World Hepatitis Day
A WHO day raising awareness of viral hepatitis and the tests, vaccines and treatments that can stop it.
World Humanitarian Day
A UN day honouring aid workers who risk their lives to help others and the people affected by crises around the world.
I
Independence Day (Bangladesh)
Bangladesh's national day marking the declaration of independence on March 26, 1971.
Independence Day (India)
India's national holiday marking independence from British rule on August 15, 1947.
Independence Day (United States)
The Fourth of July: the US national holiday marking the adoption of the Declaration of Independence in 1776.
K
L
M
International Men’s Day
A day celebrating the positive value men bring to the world and focusing on men's and boys' health and well-being.
International Migrants Day
A UN day recognising the contributions of migrants and the importance of protecting their rights.
International Mother Language Day
A UNESCO day that promotes linguistic and cultural diversity and multilingual education, born from Bangladesh's Language Movement of 1952.
International Mountain Day
A UN day highlighting the importance of mountains for water, biodiversity and the people who live in them.
Mother’s Day
A day to honour mothers and mother figures. Many countries, including the United States, India, Australia and Bangladesh, celebrate it on the…
World Malaria Day
A WHO day highlighting global efforts to prevent, control and eliminate malaria.
World Mental Health Day
A global day for mental health education, awareness and advocacy against social stigma.
World Music Day
Fête de la Musique: a celebration of music held on the June solstice, when amateur and professional musicians play free concerts in…
N
New Year’s Day
The first day of the Gregorian calendar year, celebrated around the world with fireworks, family gatherings and resolutions for a fresh start.
New Year’s Eve
The last day of the Gregorian year, celebrated with parties, countdowns and fireworks at midnight.
World No Tobacco Day
A WHO day highlighting the health risks of tobacco use and calling for effective policies to reduce it.
O
P
Pohela Boishakh (Bengali New Year)
The first day of the Bengali calendar, celebrated in Bangladesh and by Bengalis worldwide with processions, music, fairs and traditional food.
World Poetry Day
A UNESCO day celebrating poetry as one of humanity's oldest and most diverse forms of expression.
World Population Day
A UN day drawing attention to population issues, including reproductive health, gender equality and the needs of young people.
World Press Freedom Day
A UN day defending media independence, honouring journalists who lost their lives, and reminding governments to respect freedom of expression.
R
Remembrance Day
A memorial day in Commonwealth countries honouring members of the armed forces who died in war, observed at 11 a.m. on November…
Republic Day (India)
India's national holiday marking the day the Constitution of India came into effect in 1950.
World Radio Day
A UNESCO day celebrating radio as a powerful, low-cost medium that reaches people everywhere.
World Refugee Day
A UN day honouring refugees around the world and the strength of people forced to flee their homes.
S
Start of Ramadan
The beginning of the holy month in which Muslims fast from dawn to sunset, pray and give to charity.
World Science Day for Peace and Development
A UNESCO day highlighting the role of science in society and the need to involve the public in debates on science.
World Soil Day
An FAO-led day highlighting the importance of healthy soil for food, water and climate.
T
Thanksgiving Day (United States)
A US national holiday on the fourth Thursday of November for giving thanks, centred on a family meal, parades and American football.
World Teachers’ Day
A UNESCO day celebrating teachers and the role they play in quality education, and calling for better support for the teaching profession.
World Television Day
A UN day recognising the role of television in informing the public and shaping public opinion.
World Toilet Day
A UN day raising awareness of the billions of people living without safely managed sanitation.
World Tourism Day
A UN Tourism day highlighting tourism's social, cultural, political and economic value and its role in sustainable development.
World Tuberculosis Day
A global health day raising awareness of tuberculosis, one of the world's deadliest infectious diseases.
U
V
International Volunteer Day
A UN day celebrating volunteers and the difference they make in communities around the world.
Valentine’s Day
A day to celebrate love and affection with cards, flowers and gifts for partners, friends and family.
Veterans Day (United States)
A US federal holiday honouring everyone who has served in the United States armed forces.
Victory Day (Bangladesh)
Bangladesh's national day marking victory in the Liberation War on December 16, 1971.
W
International Women’s Day
A global day celebrating the social, economic, cultural and political achievements of women and calling for gender equality.
International Workers’ Day
Also known as May Day or Labour Day, a day honouring workers and the labour movement, observed as a public holiday in…
World Water Day
A UN day focused on the importance of fresh water and on reaching safe water and sanitation for everyone.
World Wetlands Day
A UN day raising awareness of wetlands, which store water, protect coasts and support wildlife.
World Wildlife Day
A UN day celebrating wild animals and plants and raising awareness of the threats they face.