US Public Holidays in 2021

US has a total of 543 holidays in 2021. In the table below, you will find the details of the holidays and when they are observed. All the information display below is also available via our API as well as downloadable as a csv. Signup here to get started.

These dates may be modified as official changes are announced, so please check back regularly for updates or sign up for our newsletter to receive regular updates. All updates are automatically added to our API as well.

Our API allows you to specify the State and Region as part of the API requests, thereby limiting the requests to a particular state or city. View the API documentation for a full description of the supported countries, states and regions.

Holiday	Date	Details
New Year's Day	Friday, January 1, 2021	New Year's Day is the first day of the Gregorian calendar, which is widely used in many countries such as the USA.
World Braille Day	Monday, January 4, 2021	World Braille Day celebrates the life and achievements of Louis Braille, who invented the braille code for the visually impaired.
Epiphany	Wednesday, January 6, 2021	Many people in the United States annually observe Epiphany, or Three Kings’ Day, on January 6. It is a Christian observance and a public holiday in the US Virgin Islands.
Orthodox Christmas Day	Thursday, January 7, 2021	Many Orthodox Christian churches in countries such as the United States observe Christmas Day on or near January 7 in the Gregorian calendar.
International Programmers' Day	Thursday, January 7, 2021	Many people celebrate International Programmers’ Day on January 7, while others observe this event on the 256th day of the year, usually on September 13 or on September 12 in leap years.
Estelle Reel Day	Thursday, January 7, 2021	Estelle Reel Day is a state observance in the USA
Battle of New Orleans	Friday, January 8, 2021	Battle of New Orleans is a state legal holiday in the USA
Stephen Foster Memorial Day	Wednesday, January 13, 2021	Stephen Foster Memorial Day is annually observed in the United States on January 13. The day remembers the achievements of Stephen Foster, who is known as the “father of American music”.
Orthodox New Year	Thursday, January 14, 2021	Many Orthodox Christian churches in countries such as the United States celebrate New Year’s Day on January 14 in the Gregorian calendar.
World Religion Day	Sunday, January 17, 2021	World Religion Day fosters interfaith dialogue and understanding of all religions.
Martin Luther King Jr. Day	Monday, January 18, 2021	Martin Luther King Day marks the anniversary of the date of birth of the influential American civil right leader of the same name.
Robert E. Lee's Birthday	Monday, January 18, 2021	Robert E. Lee’s birthday is an annual official state holiday that is shared with Martin Luther King’s birthday in some parts of the US.
Idaho Human Rights Day	Monday, January 18, 2021	Idaho Human Rights Day is a state holiday in Idaho, the United States, on the third Monday of January.
Civil Rights Day	Monday, January 18, 2021	Civil Rights Day is on the third Monday of January in Arizona and New Hampshire. It honors civil rights activists such as Martin Luther King Jr.
Robert E. Lee's Birthday	Tuesday, January 19, 2021	Robert E. Lee’s birthday is an annual official state holiday that is shared with Martin Luther King’s birthday in some parts of the US.
State Holiday	Tuesday, January 19, 2021	State Holiday is a state observance in the USA
Confederate Heroes' Day	Tuesday, January 19, 2021	On Confederate Memorial Day remembers the soldiers who died fighting for the Confederate States of America during the American Civil War (1861-1865). It is a state holiday in some parts of the United States.
Inauguration Day	Wednesday, January 20, 2021	On Inauguration Day, the president and vice-president of the United States of America are sworn in and take office.
International Day of Education	Sunday, January 24, 2021	International Day of Education is a United Nations observance in the USA
International Customs Day	Tuesday, January 26, 2021	International Customs Day celebrates custom personnel and agencies worldwide.
International Day of Commemoration in Memory of the Victims of the Holocaust	Wednesday, January 27, 2021	The United Nations' (UN) International Day of Commemoration in Memory of the Victims of the Holocaust remembers those who died and suffered during the Holocaust before and during World War II. It is on January 27 each year.
Tu Bishvat/Tu B'Shevat	Thursday, January 28, 2021	Tu B’Shevat, known as the “New Year for Trees”, is a Jewish festival similar to Arbor Day.
Kansas Day	Friday, January 29, 2021	Kansas Day is an annual observance that commemorates the state's admission to the Union in 1861.
World Leprosy Day	Sunday, January 31, 2021	World Leprosy Day brings awareness of leprosy, also known as Hansen's disease, and ways to prevent the disease.
National Freedom Day	Monday, February 1, 2021	National Freedom Day in the United States is observed on February 1 each year.
First Day of Black History Month	Monday, February 1, 2021	First Day of Black History Month is a annual monthly observance in the USA
World Wetlands Day	Tuesday, February 2, 2021	World Wetlands Day raises awareness about the important role that the wetlands play in the environment and in our lives.
Groundhog Day	Tuesday, February 2, 2021	Many people in the United States observe Groundhog Day on February 2.
National Girls and Women in Sports Day	Wednesday, February 3, 2021	National Girls and Women in Sports Day is a observance in the USA
International Day of Human Fraternity	Thursday, February 4, 2021	International Day of Human Fraternity is a United Nations observance in the USA
World Cancer Day	Thursday, February 4, 2021	World Cancer Day is an annual global event on February 4 to raise people’s awareness of cancer.
Rosa Parks Day	Thursday, February 4, 2021	The life of American civil rights leader Rosa Parks is celebrated in the United States on either February 4 or December 1.
National Wear Red Day	Friday, February 5, 2021	National Wear Red Day® raises public awareness of heart disease in women and ways to avoid and combat this problem.
International Day of Zero Tolerance for Female Genital Mutilation	Saturday, February 6, 2021	The International Day of Zero Tolerance for Female Genital Mutilation is an awareness campaign to end a harmful practice that violates girls’ and women’s rights.
Ronald Reagan Day	Saturday, February 6, 2021	Ronald Reagan Day is a state observance in the USA
Super Bowl	Sunday, February 7, 2021	The Super Bowl is the championship game of the National Football League (NFL) in the United States. It is played every year in February.
World Pulses Day	Wednesday, February 10, 2021	World Pulses Day is a United Nations observance in the USA
International Day of Women and Girls in Science	Thursday, February 11, 2021	The International Day of Women and Girls in Science is a UN holiday to recognize the critical role women and girls play in science and technology communities.
World Day of the Sick	Thursday, February 11, 2021	World Day of the Sick is a global event when people remember or pray for the sick.
Lincoln's Birthday	Friday, February 12, 2021	Lincoln’s Birthday is observed in the United States in honor of Abraham Lincoln, who was the nation’s 16th president and was known as the Great Emancipator.
Georgia Day	Friday, February 12, 2021	Georgia Day is a state observance in the USA
Lunar New Year	Friday, February 12, 2021	Lunar New Year marks the first day of the New Year in the Chinese calendar.
World Radio Day	Saturday, February 13, 2021	World Radio Day is an annual United Nations (UN) event that promotes the importance of the radio in communicating information worldwide.
Valentine's Day	Sunday, February 14, 2021	Valentine's Day is an occasion to celebrate romantic love.
Statehood Day	Sunday, February 14, 2021	Statehood Day is a local observance in the USA
Presidents' Day	Monday, February 15, 2021	Washington's Birthday, or Presidents' Day, honors the life and work of the first president of the United States, George Washington.
Daisy Gatson Bates Day	Monday, February 15, 2021	Daisy Gatson Bates Day is a state holiday in Arkansas, the United States, on the third Monday of February. It coincides with Washington’s Birthday.
Susan B. Anthony's Birthday	Monday, February 15, 2021	Susan B Anthony Day is an national American observance that is legally recognized in some states.
Susan B. Anthony Day	Monday, February 15, 2021	Susan B Anthony Day is an national American observance that is legally recognized in some states.
Shrove Tuesday/Mardi Gras	Tuesday, February 16, 2021	Shrove Tuesday is traditionally known as the day prior to Lent but it also serves as a day of celebration, known as Mardi Gras.
Elizabeth Peratrovich Day	Tuesday, February 16, 2021	Elizabeth Peratrovich was one of the main driving forces behind the territory's Anti-Discrimination Act of 1945.
Ash Wednesday	Wednesday, February 17, 2021	Ash Wednesday is a Christian observance that marks the first day of Lent, which is prior to Easter.
World Day of Social Justice	Saturday, February 20, 2021	The United Nations' (UN) World Day of Social Justice promotes poverty eradication, full employment and social integration. It is on February 20 each year.
International Mother Language Day	Sunday, February 21, 2021	The United Nations' (UN) International Mother Language Day is annually held on February 21 to celebrate languages spoken worldwide. It also observes the human right to use these languages.
African-American Scientist and Inventor Day	Thursday, February 25, 2021	African-American Scientist and Inventor Day is a state observance in the USA
George Rogers Clark Day	Thursday, February 25, 2021	George Rogers Clark Day is a state observance in the USA
Purim	Friday, February 26, 2021	Purim commemorates a time when Jewish people were saved from death around the fourth century BCE, according to the Book of Esther.
Linus Pauling Day	Sunday, February 28, 2021	Linus Pauling Day is a state holiday on February 28 in Oregon, USA.
Zero Discrimination Day	Monday, March 1, 2021	Discrimination Day highlights the negative impacts of discrimination and promotes tolerance, compassion and peace.
Self-Injury Awareness Day	Monday, March 1, 2021
St. David's Day	Monday, March 1, 2021	Many Welsh communities in the United States celebrate the life of their patron saint, St David, and their links with Wales on St David’s Day.
Casimir Pulaski Day	Monday, March 1, 2021	Casimir Pulaski Day is a day off for some schools and offices in Illinois, USA, on the first Monday of March each year.
First Day of Women's History Month	Monday, March 1, 2021	First Day of Women's History Month is a annual monthly observance in the USA
First Day of Irish American Heritage Month	Monday, March 1, 2021	First Day of Irish American Heritage Month is a annual monthly observance in the USA
Texas Independence Day	Tuesday, March 2, 2021	Texas Independence Day is a legal holiday in Texas, in the United States.
Read Across America Day	Tuesday, March 2, 2021	Read Across America Day is observed in the United States on March 2 each year.
Town Meeting Day	Tuesday, March 2, 2021	The state of Vermont, in the USA, holds its Town Meeting Day on the first Tuesday of March each year.
World Wildlife Day	Wednesday, March 3, 2021	World Wildlife Day celebrates all flora and fauna, including animals, on Earth.
Casimir Pulaski Day	Thursday, March 4, 2021	Casimir Pulaski Day is a day off for some schools and offices in Illinois, USA, on the first Monday of March each year.
Employee Appreciation Day	Friday, March 5, 2021	Employee Appreciation Day is a US unofficial observance that recognizes and appreciates employees in all industries, aimed at helping employers keep their staff.
International Women's Day	Monday, March 8, 2021	International Women’s Day celebrates women’s achievements worldwide and throughout history.
Maha Shivaratri	Thursday, March 11, 2021	Maha Shivratri is an annual festival dedicated to Shiva, the Hindu God of destruction. For devotees, is a day of reflection and meditation.
Isra and Mi'raj	Thursday, March 11, 2021	Isra and Mi'raj (Isra Me'raj, Israa and Mi'raaj, Laylat Al-Isra wa Al-Miraj, Lailat al Miraj, Night Journey and Ascension to Heaven) marks the night when the Prophet Mohammad traveled from Mecca to Jerusalem, ascended to heaven and returned.
World Kidney Day	Thursday, March 11, 2021	World Kidney Day is an annual observation that attempts to raise global awareness about the importance of kidney health and tries to bring attention to the unique challenges faced by those who suffer from Chronic Kidney Disease.
Daylight Saving Time starts	Sunday, March 14, 2021	Daylight Saving Time starts in the USA
St. Patrick's Day	Wednesday, March 17, 2021	St Patrick's Day marks the life and deeds of St Patrick, one of Ireland's patron saints. It is an Irish-American celebration in the USA.
Evacuation Day	Wednesday, March 17, 2021	Evacuation Day in Suffolk County, Massachusetts, commemorates the first major American military victory in the Revolutionary War, which saw the British troops evacuate Boston.
French Language Day	Saturday, March 20, 2021	French Language Day is a United Nations observance in the USA
International Day of Happiness	Saturday, March 20, 2021	International Day of Happiness aims to promote the idea that the pursuit of happiness is universal.
March Equinox	Saturday, March 20, 2021	March Equinox in the USA (New York)
International Day for the Elimination of Racial Discrimination	Sunday, March 21, 2021	The United Nations’ (UN) International Day for the Elimination of Racial Discrimination is annually observed on March 21.
World Poetry Day	Sunday, March 21, 2021	World Poetry Day celebrates poetry around the world on March 21 each year.
International Day of Nowruz	Sunday, March 21, 2021	The UN’s International Day of Nowruz, also known as Nowruz, No-Ruz, No-Rooz or No Ruz, is observed on March 21 each year.
World Down Syndrome Day	Sunday, March 21, 2021	World Down Syndrome Day is held on March 21 every year.
International Day of Forests	Sunday, March 21, 2021	International Day of Forests raises awareness on forests and trees, including their role in climate change.
World Water Day	Monday, March 22, 2021	World Water Day aims to increase people's awareness of the water's importance in all aspects of life.
World Meteorological Day	Tuesday, March 23, 2021	World Meteorological Day marks the anniversary of the World Meteorological Organization's establishment on March 23, 1950.
World Tuberculosis Day	Wednesday, March 24, 2021	World Tuberculosis Day is annually held on March 24 to raise awareness of tuberculosis and ways to eradicate the disease.
International Day for the Right to the Truth concerning Gross Human Rights Violations and for the Dignity of Victims	Wednesday, March 24, 2021	March 24 is the UN’s International Day for the Right to the Truth concerning Gross Human Rights Violations and for the Dignity of Victims
International Day of Remembrance of Slavery Victims and the Transatlantic Slave Trade	Thursday, March 25, 2021	The International Day of Remembrance of the Victims of Slavery and the Transatlantic Slave Trade remembers the lives of Africans who were forced into slavery in North, Central and South America.
International Day of Solidarity with Detained and Missing Staff Members	Thursday, March 25, 2021	The UN’s International Day of Solidarity with Detained and Missing Staff Members is annually held on March 25.
Maryland Day	Thursday, March 25, 2021	Maryland Day commemorates the arrival of Lord Baltimore and the first colonists in Maryland, the United States, in the 17th century.
Prince Jonah Kuhio Kalanianaole Day	Friday, March 26, 2021	Prince Jonah Kuhio Kalanianaole Day is annually held in Hawaii on March 26 to honor Prince Jonah Kuhio Kalanianaole.
Passover Eve	Saturday, March 27, 2021	Passover Eve is a Jewish holiday in the USA
Earth Hour	Saturday, March 27, 2021	Earth Hour is an annual event in which many people worldwide turn their lights off on the last Saturday in March.
Palm Sunday	Sunday, March 28, 2021	Palm Sunday in the United States celebrates Jesus Christ’s entry into Jerusalem. It is also the Sunday before Easter Sunday.
Holi	Sunday, March 28, 2021	Holi is a spring festival of colors celebrated by Hindus, Sikhs and others. It celebrates the triumph of good over evil and the upcoming season of spring. The festival can last up to sixteen days.
Passover (first day)	Sunday, March 28, 2021	Passover marks the Israelites' liberation from slavery and their exodus from Egypt around 3000 years ago.
Seward's Day	Monday, March 29, 2021	Seward’s Day is a state holiday in Alaska, in the United States, on the last Monday of March.
National Vietnam War Veterans Day	Monday, March 29, 2021	National Vietnam War Veterans Day is an US observance to honor US military members who served during the Vietnam War.
Wyoming Veterans Welcome Home Day	Tuesday, March 30, 2021	Wyoming Veterans Welcome Home Day is a state observance in the USA
Doctors' Day	Tuesday, March 30, 2021	Doctors' Day is a observance in the USA
Vietnam Veterans Day	Tuesday, March 30, 2021	Vietnam Veterans Day is a state observance in the USA
Vietnam Veteran Recognition Day	Tuesday, March 30, 2021	Vietnam Veteran Recognition Day is a state observance in the USA
International Transgender Day of Visibility	Wednesday, March 31, 2021	International Transgender Day of Visibility is a worldwide observance in the USA
César Chávez Day	Wednesday, March 31, 2021	César Chávez Day celebrates the birthday of César Estrada Chávez.
Maundy Thursday	Thursday, April 1, 2021	Maundy Thursday, which is also known as Holy Thursday, is the day before Good Friday.
April Fool's Day	Thursday, April 1, 2021	April Fool's Day, on April 1, is a day to play practical jokes and tricks.
World Autism Awareness Day	Friday, April 2, 2021	World Autism Awareness Day raises an awareness of issues surrounding people, particularly children, with autism worldwide.
Good Friday	Friday, April 2, 2021	Good Friday commemorates Jesus Christ's crucifixion.
Pascua Florida Day	Friday, April 2, 2021	Pascua Florida Day, which usually falls on April 2, is a state day in Florida, USA.
State Holiday	Friday, April 2, 2021	State Holiday is a state holiday in the USA
Holy Saturday	Saturday, April 3, 2021	Holy Saturday is the day before Easter Sunday in the United States.
Last Day of Passover	Sunday, April 4, 2021	The last day of Passover marks the end of the Passover period, which lasts for seven or eight days.
United Nations' Mine Awareness Day	Sunday, April 4, 2021	The United Nations' International Day for Mine Awareness and Assistance in Mine Action is annually observed on April 4.
Easter Sunday	Sunday, April 4, 2021	Easter Sunday is an important day in the Christian church calendar because it celebrates Jesus Christ's resurrection, according to Christian belief.
International Day of Conscience	Monday, April 5, 2021	International Day of Conscience is a United Nations observance in the USA
Easter Monday	Monday, April 5, 2021	Easter Monday is the day after Easter Sunday. It is not a federal holiday in the United States of America (USA).
International Day of Sport for Development and Peace	Tuesday, April 6, 2021	The International Day of Sport for Development and Peace aims to bring goodwill and positive social outcomes through sporting achievements.
National Tartan Day	Tuesday, April 6, 2021	National Tartan Day is annually observed on April 6 to honor the major role that Scottish Americans played in the founding of the United States of America.
National Library Workers' Day	Tuesday, April 6, 2021	National Library Workers’ Day recognizes the efforts and achievements that librarians make to give Americans access to information via books, computers and other media.
United Nations' World Health Day	Wednesday, April 7, 2021	The World Health Organization, the United Nations' the directing and coordinating authority for health, annually highlights one of its priorities for global health on World Health Day.
Day of Remembrance of the Victims of the Rwanda Genocide	Wednesday, April 7, 2021	The UN’s Day of Remembrance of the Victims of the Rwanda Genocide is observed on April 7 each year.
Yom HaShoah	Thursday, April 8, 2021	Many people in the United States observe Yom Hashoah by remembering Holocaust victims who died during World War II.
International Day of Human Space Flight	Monday, April 12, 2021	The UN’s International Day of Human Space Flight is annually held on April 12.
Ramadan Starts	Tuesday, April 13, 2021	Many Muslims in the United States fast in the hours of daylight during Ramadan, the ninth month in the Islamic calendar.
Thomas Jefferson's Birthday	Tuesday, April 13, 2021	Americans celebrate president Thomas Jefferson's Birthday on April 13.
World Chagas Disease Day	Wednesday, April 14, 2021	World Chagas Disease Day is a United Nations observance in the USA
Yom Ha'atzmaut	Thursday, April 15, 2021	Many Jewish communities in the United States celebrate Yom Ha’Atzmaut, which is Israel’s Independence Day, on the fifth day of the month of Iyar in the Jewish calendar.
World Art Day	Thursday, April 15, 2021	World Art Day is a worldwide observance in the USA
Father Damien Day	Thursday, April 15, 2021	Father Damien Day or Saint Damien Day is an occasion for residents of the state of Hawaii to remember the life and deeds of a Belgian missionary.
Emancipation Day	Friday, April 16, 2021	People celebrate the end of slavery and citizens' rights on Emancipation Day in the United States.
Arbor Day	Friday, April 16, 2021	Arbor Day is a state observance in the USA
International Day for Monuments and Sites	Sunday, April 18, 2021	The International Day for Monuments and Sites raises awareness on preserving and conserving historical and archeological heritage sites.
Patriots' Day	Monday, April 19, 2021	Patriots' Day commemorates the battles of Lexington and Concord in 1775, which were two of the earliest battles in the American Revolutionary War.
Chinese Language Day	Tuesday, April 20, 2021	Chinese Language Day is a United Nations observance that celebrates one of the organization’s 6 official languages – Chinese.
World Creativity and Innovation Day	Wednesday, April 21, 2021	World Creativity and Innovation Day is a United Nations observance in the USA
San Jacinto Day	Wednesday, April 21, 2021	San Jacinto Day commemorates the Battle of San Jacinto in what is now Harris County, Texas.
Administrative Professionals Day	Wednesday, April 21, 2021	Administrative Professionals Day® is on the Wednesday of the last full week of April. It remembers the important role of administrative professionals.
International Girls in ICT Day	Thursday, April 22, 2021	International Girls in ICT Day is a United Nations observance in the USA
Earth Day	Thursday, April 22, 2021	The United Nations' International Mother Earth Day promotes environmental awareness and calls for the protection of our planet.
Oklahoma Day	Thursday, April 22, 2021	Oklahoma Day in the United States marks the anniversary of the opening of Oklahoma's lands to European settlers.
Take our Daughters and Sons to Work Day	Thursday, April 22, 2021	Take our Daughters and Sons to Work Day is a observance in the USA
World Book and Copyright Day	Friday, April 23, 2021	World Book and Copyright Day is an occasion to celebrate the contribution of books and authors to our global culture and the connection between copyright and books.
World Spanish Language Day	Friday, April 23, 2021	World Spanish Language Day is a United Nations observance in the USA
English Language Day	Friday, April 23, 2021	English Language Day promotes the history, culture and accomplishments of the English language.
International Day of Multilateralism and Diplomacy for Peace	Saturday, April 24, 2021	International Day of Multilateralism and Diplomacy for Peace is a United Nations observance in the USA
International Delegate's Day	Sunday, April 25, 2021	International Delegate's Day is a United Nations observance in the USA
World Malaria Day	Sunday, April 25, 2021	World Malaria Day is annually observed on April 25 to promote efforts that provide effective control of malaria worldwide.
World Intellectual Property Day	Monday, April 26, 2021	World Intellectual Property Day is annually held on April 26 to increase awareness and understanding of intellectual property worldwide.
International Chernobyl Disaster Remembrance Day	Monday, April 26, 2021	International Chernobyl Disaster Remembrance Day is a UN holiday designed to raise awareness of the consequences of the 1986 nuclear accident.
Arbor Day	Monday, April 26, 2021	Arbor Day is a state observance in the USA
Confederate Memorial Day	Monday, April 26, 2021	On Confederate Memorial Day remembers the soldiers who died fighting for the Confederate States of America during the American Civil War (1861-1865). It is a state holiday in some parts of the United States.
State Holiday	Monday, April 26, 2021	State Holiday is a state observance in the USA
World Day for Safety and Health at Work	Wednesday, April 28, 2021	The World Day for Safety and Health at Work is observed on April 28 each year.
Lag BaOmer	Friday, April 30, 2021	Many Jewish Americans observe Lag B’Omer on the 18th day of the month of Iyar in the Jewish calendar.
Orthodox Good Friday	Friday, April 30, 2021	Many Orthodox Christians in the United States remember the events leading up to Jesus Christ's crucifixion on Great Friday.
International Jazz Day	Friday, April 30, 2021	International Jazz Day recognizes the historical, cultural, and educational contribution of jazz.
Arbor Day	Friday, April 30, 2021	Arbor Day encourages people to plant and care for trees. In Nebraska, it falls on the last Friday of April.
Kentucky Oaks	Friday, April 30, 2021	The Kentucky Oaks is a rade 1 Stakes horse race held annually on the Friday before the Kentucky Derby in May.
Orthodox Holy Saturday	Saturday, May 1, 2021	Many Orthodox Christians in the United States remember Jesus Christ’s burial and his descent into Hades on Holy Saturday.
Kentucky Derby	Saturday, May 1, 2021	Kentucky Derby is a Grade I Stakes horse race held annually in Louisville, Kentucky in May.
Law Day	Saturday, May 1, 2021	Law Day in the United States is annually held on May 1.
Loyalty Day	Saturday, May 1, 2021	Loyalty Day is a special day for people to reaffirm their loyalty to the United States and to recognize the heritage of American freedom.
National Explosive Ordnance Disposal (EOD) Day	Saturday, May 1, 2021	National Explosive Ordnance Disposal (EOD) Day is an occasion to remember those serving the profession of explosive ordnance disposal in the United States Armed Forces.
Lei Day	Saturday, May 1, 2021	May Day is Lei Day in Hawai'i, celebrating Hawaiian culture or the “Aloha spirit.
First Day of Military Appreciation Month	Saturday, May 1, 2021	First Day of Military Appreciation Month is a annual monthly observance in the USA
First Day of Asian Pacific American Heritage Month	Saturday, May 1, 2021	First Day of Asian Pacific American Heritage Month is a annual monthly observance in the USA
First Day of Jewish American Heritage Month	Saturday, May 1, 2021	First Day of Jewish American Heritage Month is a annual monthly observance in the USA
Orthodox Easter	Sunday, May 2, 2021	Many Orthodox Christians in the United States mark Easter Sunday, also known as Pascha, as the day Jesus Christ was resurrected, according to the Christian bible.
World Tuna Day	Sunday, May 2, 2021	World Tuna Day is a UN holiday designed to raise awareness of the global importance of tuna.
International Family Equality Day	Sunday, May 2, 2021	International Family Equality Day is a worldwide observance in the USA
Orthodox Easter Monday	Monday, May 3, 2021	Many Orthodox churches in the United States observe Easter Monday on the day after the Orthodox Easter Sunday date.
World Press Freedom Day	Monday, May 3, 2021	World Press Freedom Day focuses on the importance of the freedom of the press and freedom of expression.
Kent State Shootings Remembrance	Tuesday, May 4, 2021	Kent State Shootings Remembrance Day is a local observance in Kent, Ohio.
Rhode Island Independence Day	Tuesday, May 4, 2021	Rhode Island Independence Day is a day to celebrate the state's declaration of independence from Great Britain in 1776.
National Teacher Appreciation Day	Tuesday, May 4, 2021	National Teacher Appreciation Day is a observance in the USA
World Portuguese Language Day	Wednesday, May 5, 2021	World Portuguese Language Day is a United Nations observance in the USA
Cinco de Mayo	Wednesday, May 5, 2021	'Cinco de Mayo' means "Fifth of May" in Spanish and is a festival of Mexican pride and heritage.
National Nurses Day	Thursday, May 6, 2021	National Nurses Day is an occasion to honor the work of nurses.
National Day of Prayer	Thursday, May 6, 2021	National Day of Prayer is held on the first Thursday of May each year, inviting Americans of all faiths to pray for the country and its leaders.
West Virginia Day of Prayer	Thursday, May 6, 2021	West Virginia Day of Prayer is a state observance in the USA
Truman Day observed	Friday, May 7, 2021	Truman Day is a holiday in the state of Missouri to honor Harry S Truman, the only person born in Missouri to ever become President of the United States.
Military Spouse Appreciation Day	Friday, May 7, 2021	Appreciate and thank all the military spouses and partners you know on Military Spouse Appreciation Day.
Lailat al-Qadr	Saturday, May 8, 2021	Laylat al Qadr is most likely to be held on one of the last 10 days of month of Ramadan in the Islamic calendar.
Time of Remembrance and Reconciliation for Those Who Lost Their Lives during the Second World War	Saturday, May 8, 2021	The United Nations’ (UN) Time of Remembrance and Reconciliation for Those Who Lost Their Lives during the Second World War is annually held over two days, from May 8-9.
World Migratory Bird Day	Saturday, May 8, 2021	World Migratory Bird Day is observed the second weekend of May every year.
World Ovarian Cancer Day	Saturday, May 8, 2021	World Ovarian Cancer Day aims to spread global awareness about ovarian cancer.
World Red Cross and Red Crescent Day	Saturday, May 8, 2021	World Red Cross and Red Crescent Day is a worldwide observance in the USA
Truman Day	Saturday, May 8, 2021	Truman Day is a holiday in the state of Missouri to honor Harry S Truman, the only person born in Missouri to ever become President of the United States.
Victory in Europe Day	Saturday, May 8, 2021	Victory in Europe Day is a observance in the USA
Mother's Day	Sunday, May 9, 2021	Mother's Day celebrates the role of mothers and mother figures.
International Day of Argania	Monday, May 10, 2021	International Day of Argania is a United Nations observance in the USA
Confederate Memorial Day	Monday, May 10, 2021	On Confederate Memorial Day remembers the soldiers who died fighting for the Confederate States of America during the American Civil War (1861-1865). It is a state holiday in some parts of the United States.
International Nurses Day	Wednesday, May 12, 2021	International Nurses Day focuses on the critical contribution of nurses around the world in maintaining public health.
Ascension Day	Thursday, May 13, 2021	Ascension Day is the 40th day of Easter and commemorates the ascension of Jesus Christ into heaven.
Eid al-Fitr	Thursday, May 13, 2021	Eid al-Fitr, which is on the first day of the Islamic month of Shawwal, marks the end of the month-long fast of Ramadan.
Native American Day	Friday, May 14, 2021	Native Americans' Day, on the second Monday of October, is celebrated some parts of the United States in lieu of Columbus Day.
International Day of Families	Saturday, May 15, 2021	The International Day of Families is an occasion to celebrate the importance of families to people, societies and cultures around the world.
Public Lands Day	Saturday, May 15, 2021	Public Lands Day is a state observance in the USA
Peace Officers Memorial Day	Saturday, May 15, 2021	Peace Officers Memorial Day is held annually in the United States on May 15 in honor of federal, state and local officers killed or disabled in the line of duty.
Armed Forces Day	Saturday, May 15, 2021	Armed Forces Day is a national observance in the United States on the third Saturday of May each year.
Preakness Stakes	Saturday, May 15, 2021	The Preakness Stakes is the second event in the Triple Crown and is annually held two weeks after the Kentucky Derby.
International Day of Living Together in Peace	Sunday, May 16, 2021	International Day of Living Together in Peace is a United Nations observance in the USA
International Day of Light	Sunday, May 16, 2021	International Day of Light is a United Nations observance in the USA
Shavuot	Monday, May 17, 2021	Shavuot, also known as the Festival of Weeks, is one of three major Jewish festivals.
World Telecommunication and Information Society Day	Monday, May 17, 2021	World Information Society Day is celebrated each year to raise awareness of how information and communication can be beneficial for societies and economies.
Tax Day	Monday, May 17, 2021	Tax Day is the deadline for United States residents to file details of their income to the Internal Revenue Service (IRS) so that their liability for income tax can be assessed.
Emergency Medical Services for Children Day	Wednesday, May 19, 2021	Emergency Medical Services for Children (EMSC) Day is observed on the Wednesday of Emergency Medical Services (EMS) Week, May 19–25, in the United States.
World Bee Day	Thursday, May 20, 2021	World Bee Day is a United Nations observance in the USA
World Autoimmune / Autoinflammatory Arthritis Day	Thursday, May 20, 2021	World Autoimmune / Autoinflammatory Arthritis Day is a worldwide observance in the USA
World Day for Cultural Diversity for Dialogue and Development	Friday, May 21, 2021	The World Day for Cultural Diversity for Dialogue and Development, held on May 21, is an occasion for people to deepen their understanding of cultural diversity.
International Tea Day	Friday, May 21, 2021	International Tea Day is a United Nations observance in the USA
National Defense Transportation Day	Friday, May 21, 2021	National Defense Transportation Day occurs annually in the United States on the third Friday of May.
International Day for Biological Diversity	Saturday, May 22, 2021	The International Day for Biological Diversity is an occasion to increase the global understanding and awareness of issues and challenges around biodiversity.
National Maritime Day	Saturday, May 22, 2021	National Maritime Day is annually observed in the United States on May 22. It is a time to observe its maritime heritage, to honor those who served as merchant mariners, and to recognize the benefits of the maritime industry.
Harvey Milk Day	Saturday, May 22, 2021	Harvey Milk Day is an observance that is recognized in public schools in California, United States, on May 22 each year.
Pentecost	Sunday, May 23, 2021	Many Christians in the United States observe Pentecost, also known as Whitsunday or Whit Sunday.
International Day to End Obstetric Fistula	Sunday, May 23, 2021	The International Day to End Obstetric Fistula raises awareness of fistula and calls for support to tackle the problem.
Whit Monday	Monday, May 24, 2021	Many Christians in the United States will observe Whit Monday, or Pentecost Monday. It is the day after Pentecost, which is also known as Whit Sunday or Whitsunday.
African Liberation Day	Tuesday, May 25, 2021	African Liberation Day celebrates African nations' hard-fought freedom from European colonial powers.
National Missing Children's Day	Tuesday, May 25, 2021	National Missing Children's Day is an observation dedicated to addressing the problem of child abduction.
Day of Vesak	Wednesday, May 26, 2021	Vesak Day is a Buddhist holiday that celebrates the birth of its founder. It is usually observed on the day of the full moon in May.
International Day of United Nations Peacekeepers	Saturday, May 29, 2021	The International Day of United Nations Peacekeepers is an occasion to pay tribute to people who served in United Nations (UN) peacekeeping operations.
Trinity Sunday	Sunday, May 30, 2021	Trinity Sunday is the first Sunday after Pentecost and is celebrated by many Christians in the United States.
World No Tobacco Day	Monday, May 31, 2021	World No Tobacco Day draws attention to the health problems caused by tobacco use.
Memorial Day	Monday, May 31, 2021	Memorial Day commemorates all Americans who have died in military service for the United States.
Decoration Day	Monday, May 31, 2021	Memorial Day commemorates all Americans who have died in military service for the United States.
Jefferson Davis' Birthday	Monday, May 31, 2021	Jefferson Davis' Birthday, also known as Jefferson Davis Day, is a state holiday in Alabama in the United States.
Global Day of Parents	Tuesday, June 1, 2021	Global Day of Parents appreciates the role of a parent in nurturing and fostering growth for their children.
First Day of Pride Month	Tuesday, June 1, 2021	First Day of Pride Month is a annual monthly observance in the USA
First Day of Caribbean-American Heritage Month	Tuesday, June 1, 2021	First Day of Caribbean-American Heritage Month is a annual monthly observance in the USA
Statehood Day	Tuesday, June 1, 2021	Statehood Day marks the anniversary of the dates that Kentucky became the 15th state and Tennessee became the 16th state of the United States.
Corpus Christi	Thursday, June 3, 2021	Corpus Christi is observed in honor of the Holy Eucharist.
World Bicycle Day	Thursday, June 3, 2021	World Bicycle Day is a United Nations observance in the USA
Jefferson Davis' Birthday	Thursday, June 3, 2021	Jefferson Davis' Birthday, also known as Jefferson Davis Day, is a state holiday in Alabama in the United States.
International Day of Innocent Children Victims of Aggression	Friday, June 4, 2021	The United Nations' (UN) International Day of Innocent Children Victims of Aggression is observed on June 4 each year.
World Environment Day	Saturday, June 5, 2021	World Environment Day is held each year on June 5. It is one of the principal vehicles through which the United Nations (UN) stimulates worldwide awareness of the environment and enhances political attention and action.
International Day for the Fight against Illegal, Unreported and Unregulated Fishing	Saturday, June 5, 2021	International Day for the Fight against Illegal, Unreported and Unregulated Fishing is a United Nations observance in the USA
Belmont Stakes	Saturday, June 5, 2021	The Belmont Stakes is the third and final horse race of the Triple Crown. It is run annually five weeks after the Kentucky Derby.
Day of the Russian Language	Sunday, June 6, 2021	Day of the Russian Language is a United Nations observance in the USA
Native American Day	Sunday, June 6, 2021	Native Americans' Day, on the second Monday of October, is celebrated some parts of the United States in lieu of Columbus Day.
D-Day	Sunday, June 6, 2021	D-Day is a special anniversary in some countries, including the United States (U.S.), to remember Allied forces’ invasion of Normandy, France, in the Second World War.
World Food Safety Day	Monday, June 7, 2021	World Food Safety Day is a United Nations observance in the USA
Jefferson Davis' Birthday	Monday, June 7, 2021	Jefferson Davis' Birthday, also known as Jefferson Davis Day, is a state holiday in Alabama in the United States.
World Oceans Day	Tuesday, June 8, 2021	World Oceans Day is annually observed on June 8 to raise awareness of the challenges humanity faces to protect the world's oceans.
Kamehameha Day	Friday, June 11, 2021	Kamehameha Day, held annually on June 11, honors Kamehameha the Great (Kamehameha I), the monarch who united and established the Kingdom of Hawaii.
World Day Against Child Labour	Saturday, June 12, 2021	Poverty and injustice against widows is a world-wide problem addressed by International Widows' Day.
Loving Day	Saturday, June 12, 2021	Loving Day is a observance in the USA
International Albinism Awareness Day	Sunday, June 13, 2021	International Albinism Awareness Day aims to stop the persecution and murders of people with albinism.
World Blood Donor Day	Monday, June 14, 2021	On World Blood Donor Day numerous events are held worldwide to raise awareness about the importance of safe blood supplies.
Army Birthday	Monday, June 14, 2021	Army Birthday is a observance in the USA
Flag Day	Monday, June 14, 2021	Flag Day is annually held on June 14 to honor the United States flag.
World Elder Abuse Awareness Day	Tuesday, June 15, 2021	World Elder Abuse Awareness Day attempts to shine a light on the problem of physical, emotional, and financial abuse of elders.
International Day of Family Remittances	Wednesday, June 16, 2021	The UN estimates that family remittances worth over 500 billion US$ are transferred worldwide every year.
World Day to Combat Desertification and Drought	Thursday, June 17, 2021	The United Nations' World Day to Combat Desertification and Drought is observed worldwide on June 17 each year.
Bunker Hill Day	Thursday, June 17, 2021	Bunker Hill Day commemorates the Battle of Bunker Hill, which took place on June 17, 1775 on the Charlestown Peninsula, Boston Harbor, in Massachusetts.
Sustainable Gastronomy Day	Friday, June 18, 2021	Sustainable Gastronomy Day is a United Nations observance in the USA
Juneteenth (substitute)	Friday, June 18, 2021	Juneteenth, also known as Freedom Day and Emancipation Day, is a holiday or observance in many US states to celebrate the anniversary of the abolition of slavery in Texas on June 19, 1865.
Juneteenth National Freedom Day (substitute)	Friday, June 18, 2021	Juneteenth National Freedom Day is a state holiday in the USA
Juneteenth (substitute)	Friday, June 18, 2021	Juneteenth is a state holiday in the USA
Juneteenth Day	Friday, June 18, 2021	Juneteenth Day is a state holiday in the USA
International Day for the Elimination of Sexual Violence in Conflict	Saturday, June 19, 2021	International Day for the Elimination of Sexual Violence in Conflict is a UN day aiming to rid the world of conflict-related sexual violence.
Juneteenth	Saturday, June 19, 2021	Juneteenth, also known as Freedom Day and Emancipation Day, is a holiday or observance in many US states to celebrate the anniversary of the abolition of slavery in Texas on June 19, 1865.
Juneteenth Day	Saturday, June 19, 2021	Juneteenth Day is a state observance in the USA
Juneteenth National Freedom Day	Saturday, June 19, 2021	Juneteenth National Freedom Day is a state observance in the USA
Juneteenth Independence Day	Saturday, June 19, 2021	Juneteenth Independence Day is a state observance in the USA
Juneteenth National Freedom Day	Saturday, June 19, 2021	Juneteenth National Freedom Day is a state holiday in the USA
Juneteenth	Saturday, June 19, 2021	Juneteenth is a state holiday in the USA
Juneteenth National Independence Day	Saturday, June 19, 2021	Juneteenth National Independence Day is a state holiday in the USA
Juneteenth Independence Day	Saturday, June 19, 2021	Juneteenth Independence Day is a state holiday in the USA
Juneteenth National Freedom Day	Saturday, June 19, 2021	Juneteenth National Freedom Day is a state observance in the USA
Juneteenth	Saturday, June 19, 2021	Juneteenth is a state observance in the USA
Juneteenth Freedom Day	Saturday, June 19, 2021	Juneteenth Freedom Day is a state observance in the USA
Juneteenth Day	Saturday, June 19, 2021	Juneteenth Day is a state observance in the USA
Juneteenth	Saturday, June 19, 2021	Juneteenth is a state observance in the USA
Juneteenth Freedom Day	Saturday, June 19, 2021	Juneteenth Freedom Day is a state observance in the USA
Juneteenth	Saturday, June 19, 2021	Juneteenth is a state holiday in the USA
Juneteenth National Freedom Day	Saturday, June 19, 2021	Juneteenth National Freedom Day is a state observance in the USA
Juneteenth	Saturday, June 19, 2021	Juneteenth is a state observance in the USA
Juneteenth Celebration of Freedom Day	Saturday, June 19, 2021	Juneteenth Celebration of Freedom Day is a state observance in the USA
Juneteenth Freedom Day	Saturday, June 19, 2021	Juneteenth Freedom Day is a state observance in the USA
Juneteenth National Freedom Day	Saturday, June 19, 2021	Juneteenth National Freedom Day is a state observance in the USA
Emancipation Day	Saturday, June 19, 2021	Emancipation Day is a state holiday in the USA
World Refugee Day	Sunday, June 20, 2021	The United Nations' World Refugee Day honors refugees' courage, strength and determination.
Father's Day	Sunday, June 20, 2021	Father's Day celebrates the contribution that fathers and father figures make to the lives of their children.
West Virginia Day	Sunday, June 20, 2021	West Virginia Day, or WV Day, celebrates the anniversary of the creation of the state of West Virginia on June 20, 1863.
American Eagle Day	Sunday, June 20, 2021	Observed annually on June 20 in 47 American states, American Eagle Day is an unofficial holiday that celebrates the removal of the American Bald Eagle from a list of "endangered species".
International Day of Yoga	Monday, June 21, 2021	The International Day of Yoga is a UN-day that aims to raise awareness worldwide of the many benefits of practicing yoga.
International Day of the Celebration of the Solstice	Monday, June 21, 2021	International Day of the Celebration of the Solstice is a United Nations observance in the USA
West Virginia Day observed	Monday, June 21, 2021	West Virginia Day, or WV Day, celebrates the anniversary of the creation of the state of West Virginia on June 20, 1863.
June Solstice	Monday, June 21, 2021	June Solstice in the USA (New York)
Public Service Day	Wednesday, June 23, 2021	The United Nations’ Public Service Day celebrates the idea that democracy and successful governance depend on a competent civil service.
International Widows' Day	Wednesday, June 23, 2021	Poverty and injustice against widows is a world-wide problem addressed by International Widows' Day.
Day of the Seafarer	Friday, June 25, 2021	The Day of the Seafarer aims to acknowledge the social, and economic contribution of the millions of seafarers around the world.
International Day Against Drug Abuse and Illicit Trafficking	Saturday, June 26, 2021	The United Nations’ (UN) International Day Against Drug Abuse and Illicit Trafficking raise awareness about the dangers of illicit drugs.
International Day in Support of Victims of Torture	Saturday, June 26, 2021	The United Nations’ (UN) International Day in Support of Victims of Torture is annually observed on June 26 to remind people that human torture is not only unacceptable – it is also a crime.
Micro-, Small and Medium-sized Enterprises Day	Sunday, June 27, 2021	Micro-, Small and Medium-sized Enterprises Day is a United Nations observance in the USA
Carolina Day	Monday, June 28, 2021	Carolina Day is a state observance in the USA
International Day of the Tropics	Tuesday, June 29, 2021	International Day of the Tropics is a United Nations observance in the USA
International Asteroid Day	Wednesday, June 30, 2021	The United Nations established International Asteroid Day to raise public awareness of the asteroid impact hazard.
International Day of Parliamentarism	Wednesday, June 30, 2021	International Day of Parliamentarism is a United Nations observance in the USA
International Day of Cooperatives	Saturday, July 3, 2021	The United Nations' (UN) International Day of Cooperatives recognizes and reaffirms the role of cooperatives in economic, social and cultural development and in the achievement of social policy objectives.
Independence Day	Sunday, July 4, 2021	On Independence Day, Americans celebrate the anniversary of publication of the Declaration of Independence from Great Britain in 1776.
Independence Day (substitute)	Monday, July 5, 2021	On Independence Day, Americans celebrate the anniversary of publication of the Declaration of Independence from Great Britain in 1776.
World Population Day	Sunday, July 11, 2021	The United Nations' (UN) World Population Day reaffirms the human right to plan for a family.
Nathan Bedford Forrest Day	Tuesday, July 13, 2021	Nathan Bedford Forrest Day is a local observance in the USA
Bastille Day	Wednesday, July 14, 2021	Bastille Day is a observance in the USA
World Youth Skills Day	Thursday, July 15, 2021	Acquiring skills enhances youths' ability to make informed choices and empowers them to gain access to changing labor markets.
Rural Transit Day	Friday, July 16, 2021	Rural Transit Day is a observance in the USA
Tisha B'Av	Sunday, July 18, 2021	Tisha B’Av is on the ninth day of the month of Av in the Jewish calendar.
Nelson Mandela Day	Sunday, July 18, 2021	Nelson Mandela International Day is annually observed on July 18 to recognize the former South African president’s contribution to peace and freedom.
Eid al-Adha	Tuesday, July 20, 2021	For more than 3 millions Muslims in the US, Eid al-Adha, the Festival of Sacrifice, is one of the most important dates in the calendar.
World Chess Day	Tuesday, July 20, 2021	World Chess Day is a United Nations observance in the USA
Pioneer Day observed	Friday, July 23, 2021	Pioneer Day is an annual state holiday in Utah in the United States. It is celebrated to honor the pioneers who demonstrated industry and bravery when they ventured to settle in a place that is now Salt Lake City.
Pioneer Day	Saturday, July 24, 2021	Pioneer Day is an annual state holiday in Utah in the United States. It is celebrated to honor the pioneers who demonstrated industry and bravery when they ventured to settle in a place that is now Salt Lake City.
World Drowning Prevention Day	Sunday, July 25, 2021	World Drowning Prevention Day is a United Nations observance in the USA
Parents' Day	Sunday, July 25, 2021	Parents’ Day is celebrated in the United States on the fourth Sunday of July each year to recognize and promote parenting as a crucial part of families and the wider community.
Korean War Veteran Recognition Day	Tuesday, July 27, 2021	Korean War Veteran Recognition Day is a state observance in the USA
National Korean War Veterans Armistice Day	Tuesday, July 27, 2021	National Korean War Veterans Armistice Day is a observance in the USA
World Hepatitis Day	Wednesday, July 28, 2021	World Hepatitis Day is observed on July 28 every year to raise awareness of hepatitis and encourage prevention and treatment.
International Day of Friendship	Friday, July 30, 2021	The International Day of Friendship is annually held on July 30 to celebrate friendships worldwide.
World Day Against Trafficking in Persons	Friday, July 30, 2021	July 30 is the UN World Day Against Trafficking in Persons
Colorado Day	Sunday, August 1, 2021	Colorado Day is an annual observance that commemorates the state’s birthday on August 1, 1876, and its history.
American Family Day	Sunday, August 1, 2021	American Family Day is a state holiday in the USA
Coast Guard Birthday	Wednesday, August 4, 2021	Coast Guard Birthday is a observance in the USA
Barack Obama Day	Wednesday, August 4, 2021	Barack Obama Day is a observance in the USA
Purple Heart Day	Saturday, August 7, 2021	Purple Heart Day on August 7 commemorates the day in 1782 when General George Washington created the Purple Heart Medal – a military decoration that is awarded to those wounded or killed while serving in the United States Armed Forces.
International Day of the World's Indigenous People	Monday, August 9, 2021	The United Nations’ (UN) International Day of the World's Indigenous People is observed on August 9 each year to promote and protect the rights of the world’s indigenous peoples.
Victory Day	Monday, August 9, 2021	Victory Day, also known as VJ Day, is an annual state holiday celebrated on the second Monday in August in Rhode Island in the United States. It marks the anniversary of the Allies’ victory over Japan during World War II.
Muharram	Tuesday, August 10, 2021	The first day of Muharram, which is the first month in the Islamic calendar, marks the start of the Islamic New Year.
International Youth Day	Thursday, August 12, 2021	The United Nations’ (UN) International Youth Day is annually held on August 12 to celebrate the achievements of the world’s youth and to encourage their participation in enhancing society.
Friday the 13th	Friday, August 13, 2021	Friday the 13th is a day full of superstitious beliefs in communities worldwide.
Assumption of Mary	Sunday, August 15, 2021	Assumption Day is a Christian observance in the United States that is held annually on August 15. Catholics observe the Dormition (falling asleep) or the day that the Blessed Virgin Mary was received into heaven.
National Navajo Code Talkers Day	Sunday, August 15, 2021	National Navajo Code Talkers Day is a state holiday in the USA
National Senior Citizens Day	Sunday, August 15, 2021	National Senior Citizens Day is an observance on the third Sunday of August to honor the contributions of senior citizens in the United States.
Bennington Battle Day	Monday, August 16, 2021	Bennington Battle Day is a state holiday in Vermont. It commemorates the American victory at the Battle of Bennington during the Revolutionary War in north America in 1777.
Ashura	Thursday, August 19, 2021	Ashura is a Muslim in the USA
World Humanitarian Day	Thursday, August 19, 2021	The United Nations’(UN) World Humanitarian Day focuses on increasing public awareness about humanitarian service worldwide and is annually observed on August 19.
National Aviation Day	Thursday, August 19, 2021	National Aviation Day is observed in the United States on August 19 each year to celebrate the history and development of the aviation.
Hawaii Statehood Day	Friday, August 20, 2021	Hawaii’s Statehood Day is celebrated on the third Friday of August to commemorate the anniversary of Hawaii’s statehood.
Raksha Bandhan	Saturday, August 21, 2021	Raksha Bandhan is a Hindu festival that is celebrated on the full moon of the Hindu month of Shravana (Shravan Poornima). The day is also sometimes referred to as Brother and Sister Day because it honors the relationship between brother and sister.
International Day of Remembrance of and Tribute to the Victims of Terrorism	Saturday, August 21, 2021	International Day of Remembrance of and Tribute to the Victims of Terrorism is a United Nations observance in the USA
International Day Commemorating the Victims of Acts of Violence Based on Religion or Belief	Sunday, August 22, 2021	International Day Commemorating the Victims of Acts of Violence Based on Religion or Belief is a United Nations observance in the USA
International Day for the Remembrance of the Slave Trade and its Abolition	Monday, August 23, 2021	The United Nations’ (UN) International Day for the Remembrance of the Slave Trade and its Abolition is held on August 23 each year to remind people of the tragedy of the transatlantic slave trade.
Susan B. Anthony Day	Thursday, August 26, 2021	Susan B Anthony Day is an national American observance that is legally recognized in some states.
Women's Equality Day	Thursday, August 26, 2021	Women's Equality Day on August 26 is an annual observance that commemorates the anniversary of the first time voting rights were extended to women in the United States.
Lyndon Baines Johnson Day	Friday, August 27, 2021	Lyndon Baines Johnson Day is a state holiday in Texas in the United States on August 27 each year. It commemorates the birthday of Lyndon Baines Johnson, who was the 36th president of the USA.
International Day against Nuclear Tests	Sunday, August 29, 2021	The United Nations’ (UN) International Day against Nuclear Tests is annually observed on August 29. The day raises awareness of the dangers of nuclear weapons and a closer approach to eliminating the use of those weapons.
Janmashtami	Monday, August 30, 2021	Krishna Janmashtami is a Hindu festival that celebrates the birth of Krishna, the eighth incarnation of the god Vishnu. It is celebrated on the eighth day of the Hindu month of Bhadrava (Bhadrapada), which is usually in August or September.
International Day of the Victims of Enforced Disappearances	Monday, August 30, 2021	The International Day of the Victims of Enforced Disappearances is annually observed on August 30.
International Day for People of African Descent	Tuesday, August 31, 2021	International Day for People of African Descent is a United Nations observance in the USA
International Overdose Awareness Day	Tuesday, August 31, 2021	International Overdose Awareness Day is an annual observation which aims to raise global awareness of about the impact of drug overdose on families and communities. The campaign also attempts to remove the stigma associated with overdose.
World Sexual Health Day	Saturday, September 4, 2021	World Sexual Health Day is an annual awareness day that attempts to break down social and cultural taboos associated with sexuality and to promote sexual health around the world.
International Day of Charity	Sunday, September 5, 2021	The International Day of Charity raises public awareness of what charities do to help minimize poverty.
Labor Day	Monday, September 6, 2021	Labor Day is a federal holiday in the United States. It gives workers a day of rest and it celebrates their contribution to the American economy.
Rosh Hashana	Tuesday, September 7, 2021	Rosh Hashanah is the Jewish New Year. Many Jewish-run organizations in the US are closed during the two-day celebration.
International Day of Clean Air for Blue Skies	Tuesday, September 7, 2021	International Day of Clean Air for Blue Skies is a United Nations observance in the USA
Still's Disease Awareness Day	Tuesday, September 7, 2021	Still's Disease Awareness Day is a worldwide observance in the USA
Rosh Hashana	Tuesday, September 7, 2021	Rosh Hashanah is the Jewish New Year. Many Jewish-run organizations in the US are closed during the two-day celebration.
International Literacy Day	Wednesday, September 8, 2021	The United Nations' (UN) International Literacy Day is held on September 8 each year.
International Day to Protect Education from Attack	Thursday, September 9, 2021	International Day to Protect Education from Attack is a United Nations observance in the USA
California Admission Day	Thursday, September 9, 2021	California Admission Day is an annual legal observance in California, in the United States.
Ganesh Chaturthi	Friday, September 10, 2021	Ganesh Chaturthi is the great Ganesha festival that celebrates the birthday of Lord Ganesha during the Hindu Month of Bhadra, which usually falls between mid-August and mid-September. It is also known as Vinayaka Chaturthi and can last up to 10 days.
World Suicide Prevention Day	Friday, September 10, 2021	World Suicide Prevention Day promotes worldwide action to prevent suicides on September 10 each year.
First Responders Day	Saturday, September 11, 2021	First Responders Day is a state observance in the USA
Patriot Day	Saturday, September 11, 2021	Patriot Day is held in memory of nearly 3000 people who died during terrorist attacks in New York, Washington DC and Shanksville, Pennsylvania, in the United States.
Carl Garner Federal Lands Cleanup Day	Saturday, September 11, 2021	Carl Garner Federal Lands Cleanup Day encourages people in the United States to participate in cleaning up the federal lands. It is observed on the first Saturday after Labor Day.
Native American Day	Saturday, September 11, 2021	Native Americans' Day, on the second Monday of October, is celebrated some parts of the United States in lieu of Columbus Day.
International Day for South-South Cooperation	Sunday, September 12, 2021	The United Nations Day for South-South Cooperation is observed on September 12 each year.
National Grandparents Day	Sunday, September 12, 2021	National Grandparents Day is celebrated on the first Sunday of September after Labor Day in the United States.
Constitution Commemoration Day	Sunday, September 12, 2021	Constitution Day and Citizenship Day is a combined event that occurs in the United States on September 17 each year.
International Programmers' Day	Monday, September 13, 2021	Many people celebrate International Programmers’ Day on January 7, while others observe this event on the 256th day of the year, usually on September 13 or on September 12 in leap years.
International Day of Democracy	Wednesday, September 15, 2021	The United Nations’ (UN) International Day of Democracy is observed on September 15 each year.
First Day of National Hispanic Heritage Month	Wednesday, September 15, 2021	First Day of National Hispanic Heritage Month is a annual monthly observance in the USA
Yom Kippur	Thursday, September 16, 2021	Yom Kippur is an important Jewish holiday that falls on the 10th day of the month of Tishrei in the Jewish calendar.
International Day for the Preservation of the Ozone Layer	Thursday, September 16, 2021	The United Nations' (UN) International Day for the Preservation of the Ozone Layer focuses on the importance of protecting human health and the environment.
Yom Kippur	Thursday, September 16, 2021	Yom Kippur is an important Jewish holiday that falls on the 10th day of the month of Tishrei in the Jewish calendar.
World Patient Safety Day	Friday, September 17, 2021	World Patient Safety Day is a United Nations observance in the USA
Constitution Day and Citizenship Day	Friday, September 17, 2021	Constitution Day and Citizenship Day is a combined event that occurs in the United States on September 17 each year.
National POW/MIA Recognition Day	Friday, September 17, 2021	National POW/MIA Recognition Day is annually observed in the United States on the third Friday of September.
International Equal Pay Day	Saturday, September 18, 2021	International Equal Pay Day is a United Nations observance in the USA
Air Force Birthday	Saturday, September 18, 2021	Air Force Birthday is a observance in the USA
National CleanUp Day	Saturday, September 18, 2021	National CleanUp Day is a observance in the USA
First Day of Sukkot	Tuesday, September 21, 2021	The first day of Sukkot marks the start of the Sukkot festival for Jewish communities in many countries, including the United States.
International Day of Peace	Tuesday, September 21, 2021	The United Nations' (UN) International Day of Peace is annually held on September 21 to recognize the efforts of individuals, organizations and governments to end conflict and promote peace.
Emancipation Day	Wednesday, September 22, 2021	Emancipation Day is a state-wide observation in Ohio on September 22.
September Equinox	Wednesday, September 22, 2021	September Equinox in the USA (New York)
International Day of Sign Languages	Thursday, September 23, 2021	International Day of Sign Languages is a United Nations observance in the USA
International Celebrate Bisexuality Day	Thursday, September 23, 2021	International Celebrate Bisexuality Day, also known as Bi Visibility Day, promotes the rights of bisexual people around the world.
Native American Day	Friday, September 24, 2021	Native Americans' Day, on the second Monday of October, is celebrated some parts of the United States in lieu of Columbus Day.
American Indian Heritage Day	Friday, September 24, 2021	American Indian Heritage Day is often observed on the Friday after Thanksgiving Day in the United States.
Michigan Indian Day	Friday, September 24, 2021	Michigan Indian Day is a state observance in the USA
Public Lands Day	Saturday, September 25, 2021	Public Lands Day is a state observance in the USA
National Public Lands Day	Saturday, September 25, 2021	National Public Lands Day is a observance in the USA
International Day for the Total Elimination of Nuclear Weapons	Sunday, September 26, 2021	The International Day for the Total Elimination of Nuclear Weapons raises awareness about the dangers of nuclear weapons.
Gold Star Mother's Day	Sunday, September 26, 2021	Gold Star Mother’s Day is annually observed in the United States on the last Sunday of September.
Last Day of Sukkot	Monday, September 27, 2021	Many Jewish communities in countries such as the United States observe the last day of Sukkot, which marks the end of the Sukkot festival.
World Tourism Day	Monday, September 27, 2021	The United Nations’ (UN) World Tourism Day is annually held on September 27 to raise awareness on the benefits of tourism.
American Indian Day	Monday, September 27, 2021	American Indian Day is a state observance in the USA
Shmini Atzeret	Tuesday, September 28, 2021	Shemini Atzeret (or Shmini Atzeret) is a Jewish holiday dedicated to the love of God, while Simchat Torah (Simchas Torah or Simhat Torah) marks the end of Sukkot and celebrates the completion of the annual reading of the Torah.
International Day for Universal Access to Information	Tuesday, September 28, 2021	International Day for Universal Access to Information is a United Nations observance in the USA
World Rabies Day	Tuesday, September 28, 2021	World Rabies Day is annually observed on September 28 to raise awareness about rabies and how it can be prevented.
Simchat Torah	Wednesday, September 29, 2021	Simchat Torah (Simchas Torah or Simhat Torah) is a Jewish holiday that marks the end of Sukkot and celebrates the completion of the annual reading of the Torah.
International Day of Awareness of Food Loss and Waste	Wednesday, September 29, 2021	International Day of Awareness of Food Loss and Waste is a United Nations observance in the USA
World Heart Day	Wednesday, September 29, 2021	World Heart Day raises awareness of cardiovascular diseases and ways to reduce their risk.
World Maritime Day	Thursday, September 30, 2021	World Maritime Day is held on the last week of September each year, although the exact date is up to individual governments around the world.
International Translation Day	Thursday, September 30, 2021	International Translation Day is a United Nations observance in the USA
International Day of Older Persons	Friday, October 1, 2021	The United Nations' (UN) International Day of Older Persons is celebrated on October 1 each year as a special day for older persons worldwide.
World Vegetarian Day	Friday, October 1, 2021	World Vegetarian Day is an annual observation that spreads awareness about the health, environmental, and ethical benefits of following a vegetarian lifestyle. The unofficial holiday encourages people to avoid eating foods that include animal products and to adopt a plant-based diet.
International Day of Non-Violence	Saturday, October 2, 2021	The United Nations’ (UN) International Day of Non-Violence is a globally observed on October 2 each year to promote non-violence.
Feast of St Francis of Assisi	Monday, October 4, 2021	Many Catholics in the United States, particularly those with pets, celebrate the Feast of St Francis of Assisi, the patron saint of animals and the environment, on October 4 each year.
World Habitat Day	Monday, October 4, 2021	The United Nations’ (UN) World Habitat Day reflects on the state of human settlements and people’s right to sufficient shelter.
Frances Xavier Cabrini Day	Monday, October 4, 2021	Frances Xavier Cabrini Day is a state holiday in the USA
Child Health Day	Monday, October 4, 2021	Child Health Day is annually celebrated in the United States on the first Monday of October.
World Teachers' Day	Tuesday, October 5, 2021	The United Nations' (UN) World Teachers' Day commemorates the work of teachers and their contributions to society. It is observed on October 5 each year.
Navratri	Wednesday, October 6, 2021	Navratri is a Hindu holiday in the USA
World Cerebral Palsy Day	Wednesday, October 6, 2021	World Cerebral Palsy Day is an annual awareness observation that brings together people with cerebral palsy, their families and loved ones, and organizations working to ensure equal rights for them.
German American Day	Wednesday, October 6, 2021	German American Day is a observance in the USA
World Post Day	Saturday, October 9, 2021	World Post Day marks the anniversary of the Universal Postal Union's establishment in 1874. It is held on October 9 each year.
Leif Erikson Day	Saturday, October 9, 2021	Leif Erikson Day honors the first Scandinavian known to have set foot on American soil and the contribution of the Nordic peoples to the United States.
Robert E. Lee's Birthday	Saturday, October 9, 2021	Robert E. Lee’s birthday is an annual official state holiday that is shared with Martin Luther King’s birthday in some parts of the US.
World Mental Health Day	Sunday, October 10, 2021	World Mental Health Day, which is supported by the United Nations (UN), is annually held on October 10 to raise public awareness about mental health issues worldwide.
Chicago Marathon	Sunday, October 10, 2021	The Chicago Marathon is one of the six World Marathon Majors and is held annually in October.
International Day of the Girl Child	Monday, October 11, 2021	The International Day of the Girl Child is a United Nations (UN) observance on October 11 each year.
Columbus Day	Monday, October 11, 2021	Columbus Day celebrates 15th century explorer Christopher Columbus's arrival in America in 1492.
Fraternal Day	Monday, October 11, 2021	Fraternal Day is a state holiday in the USA
Yorktown Victory Day	Monday, October 11, 2021	Yorktown Victory Day is a state holiday in the USA
Discoverers’ Day	Monday, October 11, 2021	Discoverers’ Day is a state observance in the USA
Native American Day	Monday, October 11, 2021	Native Americans' Day, on the second Monday of October, is celebrated some parts of the United States in lieu of Columbus Day.
Indigenous People's Day	Monday, October 11, 2021	Indigenous People's Day is a state holiday in the USA
American Indian Heritage Day	Monday, October 11, 2021	American Indian Heritage Day is often observed on the Friday after Thanksgiving Day in the United States.
Casimir Pulaski Day	Monday, October 11, 2021	Casimir Pulaski Day is a day off for some schools and offices in Illinois, USA, on the first Monday of March each year.
Anniversary of Death of General Pulaski	Monday, October 11, 2021	Casimir Pulaski Day is a day off for some schools and offices in Illinois, USA, on the first Monday of March each year.
Boston Marathon	Monday, October 11, 2021	Boston Marathon is one of the world's oldest yearly marathon. It is held annually on Patriot's Day in the month of April.
International Day for Natural Disaster Reduction	Wednesday, October 13, 2021	The United Nations’ (UN) International Day for Natural Disaster Reduction is annually observed on the second Wednesday of October to promote a global culture of natural disaster risk reduction.
Navy Birthday	Wednesday, October 13, 2021	Navy Birthday celebrates the establishment of the United States Navy on October 13, 1775.
Dussehra	Thursday, October 14, 2021	Dussehra is a Hindu holiday in the USA
World Sight Day	Thursday, October 14, 2021	World Sight Day is annually held on the second Thursday of October to raise awareness about blindness and vision impairment.
International Day of Rural Women	Friday, October 15, 2021	The United Nations’ (UN) International Day of Rural Women is annually celebrated on October 15 to recognize rural women’s role in supporting their communities.
White Cane Safety Day	Friday, October 15, 2021	White Cane Safety Day is a United States observance annually held on October 15 to celebrate blind and visually impaired people's achievements and the importance of the white cane.
Boss's Day	Friday, October 15, 2021	Boss’s Day is observed in many workplaces in the United States on October 16, or the nearest working day, each year.
World Food Day	Saturday, October 16, 2021	World Food Day is celebrated on October 16 each year.
Sweetest Day	Saturday, October 16, 2021	Sweetest Day is a observance in the USA
International Day for the Eradication of Poverty	Sunday, October 17, 2021	The United Nations’ (UN) International Day for the Eradication of Poverty is annually observed on October 17 to promote awareness of the need to eradicate poverty worldwide.
Alaska Day	Monday, October 18, 2021	Alaska Day is an official holiday in Alaska, the United States, on October 18 each year. It commemorates the formal transfer of Alaska from Russia to the United States on October 18, 1867.
The Prophet's Birthday	Tuesday, October 19, 2021	Eid Milad ul-Nabi (Mawlid or Milad-un-Nabi) commemorates the Prophet Muhammed's birthday.
United Nations Day	Sunday, October 24, 2021	United Nations Day marks the anniversary of the United Nations Charter coming into force in 1945 and celebrates the work of this organization. United Nations Day annually falls on October 24.
World Development Information Day	Sunday, October 24, 2021	The United Nations' (UN) World Development Information Day falls on October 24 each year.
World Day for Audiovisual Heritage	Wednesday, October 27, 2021	The World Day for Audiovisual Heritage is observed on October 27 every year.
World Stroke Day	Friday, October 29, 2021	World Stroke Day is annually held on October 29 to raise awareness about stroke and ways to combat it.
Nevada Day	Friday, October 29, 2021	Nevada Day is an annual state holiday celebrated in Nevada, the United States, on the last Friday of October. It commemorates the statehood of Nevada, which took place on October 31, 1864.
World Cities Day	Sunday, October 31, 2021	World Cities Day is a UN observance that aims to recognize the role of cities as a foundation for social and economic development.
Halloween	Sunday, October 31, 2021	Halloween is celebrated by hosting costume parties, playing 'trick-or-treat', watching horror films, visiting haunted houses or carving lanterns out of pumpkins.
All Saints' Day	Monday, November 1, 2021	Many Catholics honor all the saints on All Saints' Day, also known as All Hallows' Day, in the United States.
World Vegan Day	Monday, November 1, 2021	World Vegan Day is an annual observation that brings together vegans around the world to bring attention to animal rights and to spread the word about the health advantages of following a vegan diet.
First Day of Native American Heritage Month	Monday, November 1, 2021	First Day of Native American Heritage Month is a annual monthly observance in the USA
All Souls' Day	Tuesday, November 2, 2021	Prayers for the dead are made on All Souls’ Day in the United States, which falls on November 2 each year. The Day of the Dead is also celebrated on this day.
International Day to End Impunity for Crimes against Journalists	Tuesday, November 2, 2021	The International Day to End Impunity for Crimes against Journalists raises awareness about violence against journalists.
Election Day	Tuesday, November 2, 2021	Election Day in the United States of America is the day on which popular ballots are held to select public officials.
Diwali/Deepavali	Wednesday, November 3, 2021	Diwali, also known as the Festival of Lights, is one of the most popular Hindu festivals.
World Tsunami Awareness Day	Friday, November 5, 2021	World Tsunami Awareness Day is a United Nations observance in the USA
International Day for Preventing the Exploitation of the Environment in War and Armed Conflict	Saturday, November 6, 2021	The United Nations’ (UN) International Day for Preventing the Exploitation of the Environment in War and Armed Conflict is held on November 6 each year.
New York City Marathon	Sunday, November 7, 2021	The New York City Marathon is one of the world's largest marathons and takes place every year in November.
Daylight Saving Time ends	Sunday, November 7, 2021	Daylight Saving Time ends in the USA
Barack Obama Day	Monday, November 8, 2021	Barack Obama Day is a local observance in the USA
World Science Day for Peace and Development	Wednesday, November 10, 2021	The World Science Day for Peace and Development (WSDPD) is celebrated on November 10 each year.
Marine Corps Birthday	Wednesday, November 10, 2021	Marine Corps Birthday celebrates the establishment of the United States Marine Corps on November 10, 1775.
Veterans Day	Thursday, November 11, 2021	Veterans Day in the USA is a holiday to honor all who have served in the United States Military Services.
Veterans' Day/Armistice Day	Thursday, November 11, 2021	Veterans Day in the USA is a holiday to honor all who have served in the United States Military Services.
World Pneumonia Day	Friday, November 12, 2021	World Pneumonia Day supports all efforts made to protect and treat people against pneumonia, the single largest cause of child deaths worldwide.
World Diabetes Day	Sunday, November 14, 2021	World Diabetes Day is held annually to raise awareness of diabetes and its complications and the care that people with this condition need. It is observed on November 14 each year.
International Day for Tolerance	Tuesday, November 16, 2021	The United Nations’ (UN) International Day for Tolerance is observed on November 16 each year to help people understand the importance of tolerance worldwide.
World Prematurity Day	Wednesday, November 17, 2021	World Prematurity Day is an annual observance that is dedicated to raising awareness about the health and emotional issues surrounding preterm birth.
World Philosophy Day	Thursday, November 18, 2021	World Philosophy Day is celebrated on the third Thursday of November each year.
World Toilet Day	Friday, November 19, 2021	World Toilet Day aims to promote public awareness of the need for adequate toilets to improve people’s health and save lives.
International Men's Day	Friday, November 19, 2021	International Men’s Day celebrates men's achievements worldwide and throughout history.
George Rogers Clark Day	Friday, November 19, 2021	George Rogers Clark Day is a state observance in the USA
Universal Children's Day	Saturday, November 20, 2021	The United Nations' (UN) Universal Children's Day is an occasion to promote the welfare of children and an understanding between children all over the world. It is held on November 20 each year
Africa Industrialization Day	Saturday, November 20, 2021	Africa Industrialization Day aims to stimulate the international community's commitment to the industrialization of Africa.
Transgender Day of Remembrance	Saturday, November 20, 2021	Transgender Day of Remembrance is a worldwide observance in the USA
World Day of Remembrance for Road Traffic Victims	Sunday, November 21, 2021	The World Day of Remembrance for Road Traffic Victims serves as a major advocacy day for road traffic injury prevention.
World Television Day	Sunday, November 21, 2021	The United Nations’ (UN) World Television Day is globally celebrated on November 21 each year.
International Day for the Elimination of Violence against Women	Thursday, November 25, 2021	The United Nations' (UN) International Day for the Elimination of Violence against Women raises public awareness of violence against women in all countries around the world and at all levels of society. It is observed each year on November 25.
Thanksgiving Day	Thursday, November 25, 2021	Thanksgiving Day in the United States is traditionally a holiday to give thanks for the food collected at the end of the harvest season.
State Holiday	Friday, November 26, 2021	State Holiday is a state holiday in the USA
Presidents' Day	Friday, November 26, 2021	Presidents' Day is a state holiday in the USA
Lincoln's Birthday/Lincoln's Day	Friday, November 26, 2021	Lincoln’s Birthday is observed in the United States in honor of Abraham Lincoln, who was the nation’s 16th president and was known as the Great Emancipator.
Day After Thanksgiving	Friday, November 26, 2021	The Day After Thanksgiving, also known as Black Friday, is a state holiday more than 20 states.
Family Day	Friday, November 26, 2021	The Day After Thanksgiving, also known as Black Friday, is a state holiday more than 20 states.
Acadian Day	Friday, November 26, 2021	The Day After Thanksgiving, also known as Black Friday, is a state holiday more than 20 states.
Black Friday	Friday, November 26, 2021	Black Friday is the day after Thanksgiving Day in the USA. It is a busy shopping day and is a holiday in some states.
American Indian Heritage Day	Friday, November 26, 2021	American Indian Heritage Day is often observed on the Friday after Thanksgiving Day in the United States.
Native American Heritage Day	Friday, November 26, 2021	Native American Heritage Day is a observance in the USA
First Sunday of Advent	Sunday, November 28, 2021	Many Christians in the United States observe the first Sunday of Advent, which marks the start of the Christian year.
Chanukah/Hanukkah (first day)	Monday, November 29, 2021	The first day of Hanukkah is the start of the Hanukkah period, which lasts for eight days, from the 25th day of the month of Kislev to the second day of Tevet in the Hebrew calendar.
International Day of Solidarity with the Palestinian People	Monday, November 29, 2021	The United Nations’ (UN) International Day of Solidarity with the Palestinian People is annually observed on November 29.
Nellie Tayloe Ross's Birthday	Monday, November 29, 2021	Nellie Tayloe Ross's Birthday is a state observance in the USA
Cyber Monday	Monday, November 29, 2021	Most online retailers in the US offer discounted prices on their products and services on Cyber Monday.
Day of Remembrance for all Victims of Chemical Warfare	Tuesday, November 30, 2021	The UN’s Day of Remembrance for all Victims of Chemical Warfare is annually observed on April 29.
Giving Tuesday	Tuesday, November 30, 2021	Giving Tuesday is a observance in the USA
World AIDS Day	Wednesday, December 1, 2021	The United Nations' (UN) World AIDS Day is annually observed on December 1.
Rosa Parks Day	Wednesday, December 1, 2021	The life of American civil rights leader Rosa Parks is celebrated in the United States on either February 4 or December 1.
International Day for the Abolition of Slavery	Thursday, December 2, 2021	The United Nations’ (UN) International Day for the Abolition of Slavery is annually observed on December 2.
International Day of Persons with Disabilities	Friday, December 3, 2021	The United Nations' (UN) International Day of Persons with Disabilities is annually observed on December 3 to re-affirm and draw attention to the rights of people who live with disabilities.
International Day of Banks	Saturday, December 4, 2021	International Day of Banks is a United Nations observance in the USA
International Volunteer Day for Economic and Social Development	Sunday, December 5, 2021	The United Nations’ (UN) International Volunteer Day for Economic and Social Development, also known as International Volunteer Day (IVD), is observed on December 5 each year.
World Soil Day	Sunday, December 5, 2021	World Soil Day raises awareness of why soil is needed for sustainable living.
Last Day of Chanukah	Monday, December 6, 2021	The last day of Hanukkah marks the end of a festive Jewish occasion, known as Hanukkah or Chanukah.
St Nicholas Day	Monday, December 6, 2021	Some churches in the United States recognize St Nicholas' Day as a feast day.
International Civil Aviation Day	Tuesday, December 7, 2021	International Civil Aviation Day is observed globally on December 7 each year. It is observed by organizations such as the International Civil Aviation Organization (ICAO).
Pearl Harbor Remembrance Day	Tuesday, December 7, 2021	National Pearl Harbor Remembrance Day remembers those who died or were injured when Pearl Harbor, in Hawaii, was attacked in 1941.
Delaware Day	Tuesday, December 7, 2021	Delaware Day is a state observance in the USA
Feast of the Immaculate Conception	Wednesday, December 8, 2021	The Feast of the Immaculate Conception is a Christian observance on December 8 each year.
International Anti-Corruption Day	Thursday, December 9, 2021	The United Nations’ (UN) International Anti-Corruption Day is annually observed on December 9 to raise public awareness of corruption and ways to fight it.
World Genocide Commemoration Day	Thursday, December 9, 2021	World Genocide Commemoration Day is a UN holiday dedicated to the victims of genocide.
Human Rights Day	Friday, December 10, 2021	Human Rights Day marks the anniversary of when the Universal Declaration of Human Rights was proclaimed.
Wyoming Day	Friday, December 10, 2021	Wyoming Day is a state observance in the USA
International Mountain Day	Saturday, December 11, 2021	The United Nations' (UN) International Mountain Day is an occasion to help raise awareness of the people who live in mountainous regions and the role that these regions play in providing food, water, and recreation. It is observed on December 11 each year.
International Day of Neutrality	Sunday, December 12, 2021	International Day of Neutrality is a United Nations observance in the USA
International Universal Health Coverage Day	Sunday, December 12, 2021	International Universal Health Coverage Day is a United Nations observance in the USA
Feast of Our Lady of Guadalupe	Sunday, December 12, 2021	The Feast of Our Lady Guadalupe, in honor of Jesus’ mother Mary, is a Catholic observance in the United States.
National Guard Birthday	Monday, December 13, 2021	National Guard Birthday is a observance in the USA
Asarah B'Tevet	Tuesday, December 14, 2021	Asarah B'Tevet is a Jewish holiday in the USA
Bill of Rights Day	Wednesday, December 15, 2021	Bill of Rights Day is a observance in the USA
Pan American Aviation Day	Friday, December 17, 2021	December 17 marks Pan American Aviation Day, which is annually observed in the United States.
Wright Brothers Day	Friday, December 17, 2021	The Wright Brothers Day is annually celebrated in the United States on December 17 to commemorate the historic flight made by Orville and Wilbur Wright on that date in 1903.
International Migrants Day	Saturday, December 18, 2021	The United Nations (UN) International Migrants Day is celebrated on December 18 each year.
Arabic Language Day	Saturday, December 18, 2021	World Arabic Language Day is a United Nations (UN) observance that celebrates one of the organization’s 6 official languages – Arabic.
International Human Solidarity Day	Monday, December 20, 2021	The United Nations' (UN) International Human Solidarity Day is celebrated on December 20 each year to raise public awareness on the importance of solidarity in fighting poverty.
December Solstice	Tuesday, December 21, 2021	December Solstice in the USA (New York)
Washington's Birthday	Thursday, December 23, 2021	Washington's Birthday is a state holiday in the USA
Christmas Holiday	Thursday, December 23, 2021	Christmas Holiday is a state holiday in the USA
Christmas Day (substitute)	Friday, December 24, 2021	Christmas Day celebrates Jesus Christ's birth.
Christmas Eve	Friday, December 24, 2021	Christmas Eve in the United States is on December 24 each year.
Christmas Day	Saturday, December 25, 2021	Christmas Day celebrates Jesus Christ's birth.
Kwanzaa (first day)	Sunday, December 26, 2021	Kwanzaa is a week-long holiday honoring the culture and traditions of African people and their descendants worldwide, especially in the United States.
Day After Christmas Day	Sunday, December 26, 2021	Some states in the United States observe the Day after Christmas Day as a public holiday.
International Day of Epidemic Preparedness	Monday, December 27, 2021	International Day of Epidemic Preparedness is a United Nations observance in the USA
Christmas Day (substitute)	Monday, December 27, 2021	Christmas Day celebrates Jesus Christ's birth.
New Year Holiday	Thursday, December 30, 2021	New Year Holiday is a state holiday in the USA
New Year's Day (substitute)	Friday, December 31, 2021	New Year's Day is the first day of the Gregorian calendar, which is widely used in many countries such as the USA.
New Year's Eve	Friday, December 31, 2021	New Year's Eve is the last day of the year in the Gregorian calendar. Many parties to welcome the New Year are held in in the United States on New Year's Eve.

Start using our Holiday API

Use our Holiday data in your applications programmatically. No credit card is required to start.

Worldwide 2024 Holidays By Months
January 2024
February 2024
March 2024
April 2024
May 2024
June 2024
July 2024
August 2024
September 2024
October 2024
November 2024
December 2024