Ada Lovelace Day is an international celebration of the achievements of women in science, technology, engineering and maths (STEM). It aims to increase the profile of women in STEM and create new role models who will encourage more girls into STEM careers and support women already working in STEM.

Ada Lovelace Day

The National Day of the People's Republic of China is a public holiday in the People's Republic of China to celebrate the national day, and is celebrated annually on October 1.

National Day- Hong Kong

World Vegetarian Day is celebrated annually on October 1. The day brings global attention to the health and environmental benefits of vegetarianism and focuses on the ethics of following a vegetarian lifestyle.

World Vegetarian Day

International Coffee Day is an occasion that is used to promote and celebrate coffee as a beverage, with events now occurring in places across the world. On this day, take time to savor and appreciate your favorite caffeinated beverage and ensure to share your drink on social media with #CoffeeDay !

International Coffee Day

In Cyprus Independence Day falls on 1 October. It is celebrated by festivals at the schools and a large military parade in the capital. Cyprus became independent from the British in 1960 after Britain gave Cyprus full sovereignty.

Independence Day -Cyprus

Independence Day is an official national holiday in Nigeria, celebrated on the first of October. It marks Nigeria's proclamation of independence from British rule on 1 October 1960.

Independence Day - Nigeria

Armed Forces Day

National Day- China

International Children's Day is a day recognized to celebrate children. The day is celebrated on various dates in different countries to promote children's welfare, children's rights and ultimately to build a better environment for all children of the world.

Children's Day

Burnie Show is a two-day long agricultural exhibit in the north-central region of Tasmania. It takes place in the town of Burnie and other nearby municipalities on the first Saturday of every October, along with the immediately preceding Friday.

Burnie Show

Gandhi Jayanti is a national festival celebrated in India to mark the birth anniversary of Mohandas Karamchand Gandhi born 2 October 1869. It is celebrated annually on 2 October, and it is one of the three national holidays of India.

Birthday of Mahatma Gandhi

Gandhi Jayanti is a national festival celebrated in India to mark the birth anniversary of Mohandas Karamchand Gandhi born 2 October 1869. This day is one of the three national holidays of India, and is marked by prayer services and tributes all over India.

Gandhi Jayanti

The International Day of Non-Violence is observed by all UN member states on 2 October, the birthday of Mahatma Gandhi. The purpose of this day is to disseminate the message of non-violence, including through education and public awareness to secure a culture of peace and tolerance.

International Day of Nonviolence

The seventh day of Sukkot is known as Hoshana Rabbah while the eighth day is known as Shmini Atzeret and the day after is called Simchat Torah. Hoshana Rabbah is known as the day of the final sealing of judgment, which began on Rosh Hashanah.

Sukkot (End)

Random Acts of Poetry Day is about painting poetry in the public square, either literally or figuratively. On this day, recite your favorite piece of poetry in the streets, chalk your poem onto the sidewalk (or a blackboard), leave one on a subway seat, pin one onto your local grocery store board.

Random Acts of Poetry Day

World Farm Animals Day was founded to highlight the poor conditions suffered by some farm animals, and promote awareness in the hope something may be done to improve their lives. On this day, visit a farm with your friends and family, or donate to an animal protection charity of your choice!

World Farm Animals Day

Shemini Atzeret is a Jewish holiday. It is celebrated on the 22nd day of the Hebrew month of Tishrei in the Land of Israel, and on the 22nd and 23rd outside the Land, usually coinciding with late September or early October.

Shmini Atzeret

The first Friday of October every year is celebrated around the globe as World Smile Day. The unofficial holiday encourages people to do acts of kindness to spread good will and cheer. On this day, make sure to use #WorldSmileDay to spread positivity on social media to brighten the day for others!

World Smile Day #WorldSmileDay

Simchat Torah or Simhat Torah is a Jewish holiday that celebrates and marks the conclusion of the annual cycle of public Torah readings, and the beginning of a new cycle.

Simchat Torah

Birthday of the Governor of Sabah (Sabah)

The German Unity Day is the national day of Germany, celebrated on 3 October as a public holiday. It commemorates the anniversary of German reunification in 1990 when the Federal Republic of Germany (West Germany) and the German Democratic Republic (East Germany) were unified, first time since 1945.

Unity Day (National)

National Foundation Day

National Techies Day is observed annually on October 3.  During National Techies Day, students are encouraged to consider a career in technology. To celebrate #NationalTechiesDay , share your experiences with technology and learn more about the innovative technologies changing the world!

National Techies Day

German Unity Day celebrates Germany's unification in 1990. It is on October 3 each year.

Day of German Unity

World Animal Day is an international day of action for animal rights and welfare celebrated annually on October 4, the feast day of Francis of Assisi, the patron saint of animals. This day unites the animal welfare movement to raise the status of animals so that welfare standards improve globally.

World Animal Day

Teacher’s Day in Ukraine is a special day dedicated to teachers on the first Sunday in October.

Teacher's Day

The Queen's birthday, also known as the Queen's Official Birthday, is celebrated in many Commonwealth countries around the world. It is a public holiday in countries such as Australia, New Zealand, and Gibraltar, although on different dates.  

Queen's Birthday (Queensland)

World Teachers' Day, is held annually on October 5. Established in 1994, it commemorates the signing of the 1966 UNESCO/ILO Recommendation concerning the Status of Teachers. Remember to thank your teachers or prepare a small gift for them to show your appreciation for their dedication!

World Teachers’ Day

In Egypt, Armed Forces Day is celebrated on 6 October, the date on which the October War of 1973 began with the Egyptian Army's successful crossing of the Suez Canal that culminated in the capture of the Bar Lev Line.

Armed Forces Day -Egypt

World Cerebral Palsy Day is managed by a group of non-profit Cerebral Palsy (CP) organizations called the World Cerebral Palsy Initiative, the day raises awareness about CP and brings attention to the specific needs of those living with this complex physical condition.

World Cerebral Palsy Day

Mad Hatter Day is celebrated each year on October 6 because the Mad Hatter wears a top hat labeled “In this style 10/6” in the illustrations within Alice's Adventures in Wonderland. To celebrate, host a Mad Hatter tea party, or use #MadHatterDay to share your silliest riddles on social media.

Mad Hatter Day

World Habitat Day is observed every year on the first Monday of October throughout the world. It was officially designated by the United Nations and first celebrated in 1986. This day aims to reflect on the state of our towns and cities, and on the basic right of all to adequate shelter.

World Habitat Day

World Architecture Day is a day to show appreciation for the work architects do and to celebrate some of the great global architectural works. Make sure to pay tribute to your favorite architects with #WorldArchitectureDay on social media or visit conferences and exhibitions celebrating this day!

World Architecture Day

World Octopus Day celebrates one of the most distinctive creatures living on the planet today; the octopus. On this day, take a trip to your local sea life center, take time to learn more about these fascinating creatures or make a donation to a charity of your choice working to protect sea animals.

World Octopus Day

The Royal Launceston Show is an annual event held at the Launceston Showgrounds in Inveresk in October and is hosted by the Royal National Agricultural and Pastoral Society of Tasmania (RNAPS). The show marks a public holiday that is observed in northern Tasmania only.

Royal Launceston Show -Australia

Croatian Independence Day is a national public holiday marked yearly on 8 October that celebrates the unanimous decision of the Croatian Parliament to declare the independence of Croatia from the Socialist Federal Republic of Yugoslavia.

Independence Day -Croatia

World Sight Day, observed annually on the second Thursday of October, is a global event meant to draw attention on blindness and vision impairment. It was originally initiated by the SightFirstCampaign of Lions Club International Foundation in 2000.

World Sight Day

Birthday of the Governor of Malacca (Malacca)

World Post day happens annually on the anniversary of the Universal Postal Union (UPU), started in 1874 in Switzerland. The UPU was the start of the global communications revolution, introducing the ability to write to others all over the world. Celebrate by sending mail, or thanking your mailman!

World Post Day

Hangeul Proclamation Day

Birthday of the Governor of Sarawak (Sarawak)

World Mental Health Day is a day for global mental health education, awareness and advocacy against social stigma. It was first celebrated in 1992 , initiated by the World Federation for Mental Health, a global mental health organization with members and contacts in more than 150 countries.

World Mental Health Day

I Love Yarn Day is observed annually on the second Saturday in October. It is a collaborative effort of the Craft Yarn Council, a non-profit made up of leading yarn companies, accessory manufacturers, publishers and consultants in the yarn industry. Share your love of yarn crafts with #ILoveYarnDay.

I Love Yarn Day

An international day declared by the United Nations, it is also called the Day of Girls. This day aims to highlight and address the needs and challenges girls face, while promoting girls' empowerment and the fulfillment of their human rights. To celebrate, try to bring awareness to these issues!

International Day of the Girl

A national holiday in many countries of the Americas and elsewhere which officially celebrates the anniversary of Christopher Columbus's arrival in the Americas on October 12, 1492. Columbus Day originated as a celebration of Italian-American heritage and was first held in San Francisco in 1869.

Columbus Day (USA)

Thanksgiving Day is an annual Canadian holiday, occurring on the second Monday in October, which celebrates the harvest and other blessings of the past year. Typically celebrated by gathering with loved ones and preparing a meal consisting of turkey, mashed potatoes, stuffing and cranberry sauce.

Thanksgiving Day -Canada

Columbus Day celebrates 15th century explorer Christopher Columbus's arrival in America in 1492.

Columbus Day (Most regions)

The Fiesta Nacional de España (Festa Nacional d'Espanya in Catalan/Valencian/Balearic; Festa Nacional de España in Galician; Espainiako Jai Nazionala in Basque) is the national day of Spain. It is held annually on October 12 and is a national holiday.

National Day -Spain

Hispanic Day marks the anniversary of the date that Christopher Columbus first set foot in the Americas. It is a public holiday in Spain on October 12.

Hispanic Day

Health and Sports Day, also known as Health-Sports Day or Sports Day, is a national holiday in Japan held annually on the second Monday in October. It commemorates the opening of the 1964 Summer Olympics held in Tokyo, and exists to promote sports and an active lifestyle.

Sports Day

Sunday 13 October commemorates the death of the late King of Thailand, Bhumibol Adulyadej. This national holiday in Thailand is held annually on 13 October. However, as the 13 falls on a weekend day, the holiday will be observed on the following Monday, 14th November 2019.

Passing of His Majesty the Late King Holiday

This day was created to encourage everyone to expand and exercise their brain to access more of its potential capacity. To celebrate #TrainYourBrainDay , share your favourite thought-provoking reads, attempts in logic puzzles, brain teasers, and riddles on social media for your friends to try!

National Train Your Brain Day

Defenders’ Day is a national Ukrainian holiday that celebrates local heroes and supports nationalism.

Defenders' Day

A global advocacy day dedicated to increasing awareness and understanding about the importance of handwashing with soap as an effective and affordable way to prevent diseases and save lives. It is endorsed across the board by governments, schools, international institutions, NGOs,  and many others.

Global Handwashing Day

International Craft Day is on 15th October every calendar year, dedicated to acknowledge world crafts and the tireless work of millions of artisan & crafts person.

International Craft Day

Spirit Day is an annual LGBTQ awareness day observed on the third Thursday in October. Started in 2010 by Canadian teenager Brittany McMillan, it was created in response to a rash of widely publicized bullying-related suicides of gay school students in 2010, including that of Tyler Clementi.

Spirit Day

Celebrated every year globally on 16 October in honor of the date of the founding of the Food and Agriculture Organization of the United Nations in 1945, it aims to raise awareness to hunger and healthy diets. Use #WorldFoodDay to share your individual action or participate in virtual events.

World Food Day

Boss's Day is generally observed on or around October 16 in the United States. It has traditionally been a day for employees to thank their bosses for being kind and fair throughout the year. On this day, why not gift something to your boss to thank them for supporting your job and career?

Bosses Day

Flinders Island Show is a public holiday in the Municipality of Flinders Island, in the Australian province of Tasmania. The show is held on the Friday preceding the third Saturday of October.

Flinders Island Show -Australia

The International Day for the Eradication of Poverty is an international observance celebrated every year on October 17 throughout the world. This day honours the victims of extreme poverty, violence and hunger by  making their voices heard and recognising poverty as a violation of human rights.

International Day for the Eradication of Poverty

Sweetest Day is a holiday that is celebrated in the Midwestern United States, and parts of the Northeastern United States, also in the northern part of Florida on the third Saturday of October. It is a day to share romantic deeds, kind thoughts, small gifts or gestures of kindness.

Sweetest Day

Similar to the Ching Ming Festival in spring, the Chung Yeung Festival is when entire families congregate at cemeteries to engage in age-old practices of ancestor worship.

Chung Yeung Festival

Chocolate Cupcake Day was established to celebrate the most perfect form of cupcakes (in our opinion), the Chocolate Cupcake. On this day, bake up a batch of chocolatey goodness, host a chocolate cupcake party and make sure to share the fun on social media with #ChocolateCupcakeDay !

Chocolate Cupcake Day

Take the third Monday of October to clean the mess on your computer, thinking back to the time when your computer was still fresh and new. On this day, make sure to use #CleanYourVirtualDesktopDay to share helpful tips and tricks on organising your computer to others.

Clean Your Virtual Desktop Day

Evaluate Your Life Day was created by Thomas and Ruth Roy of Wellcat Holidays & Herbs "to encourage everyone to check and see if they're really headed where they want to be." Share your thoughts on social media with #EvaluateYourLifeDay , and also peek at the self-actualisation journey of others,

Evaluate Your Life Day

This day has been observed the third Tuesday in October since 2007. This day is the perfect time for you to try to stand up to your fears, overcome them and seize the day! Share your experiences doing so with #FaceYourFearsDay to inspire your friends and family to do the same.

Face Your Fears Day

The Royal Hobart Show is an annual event held in October at the Royal Showgrounds in Glenorchy, Tasmania, Australia.

Royal Hobart Show

Smart is Cool Day is an annual celebration observed on October 22nd of every year. Smart is the new cool now. Get ready to show the world how smart you are with a celebration day in the calendar. Use #SmartistheCoolDay   on social media to celebrate the your IQ and intelligence and that of others.

Smart is Cool Day

October 22 IS CAPS LOCK DAY! This day was created by Derek Arnold in 2000 to poke fun at people who use all caps as a typing style. The best way to Celebrate Caps Lock Day is quite simple, embrace proper grammar and don’t use caps lock!

Caps Lock Day

The area around Hawkes’ Bay on the eastern coast of New Zealand’s North Island was formerly Hawkes’ Bay Province, but the original provincial system was abolished in 1876. Nonetheless, the people in the region of the former province celebrate Hawkes’ Bay Anniversary Day as a public holiday each year

Hawkes' Bay Anniversary Day - New Zealand

Chulalongkorn Memorial Day is an important holiday that gives Thai citizens an opportunity to pay respect to King Chulalongkorn. King Chulalongkorn revitalised Thailand for the 20th century. Chulalongkorn Memorial Day celebrates his life and accomplishments.

Chulalongkorn Memorial Day - Thailand

TV Talk Show Host Day — the day we are supposed to honor those men and women who tell jokes, interview celebrities and make us laugh and cry on a daily basis. To observe #TVTalkShowHostDay , share your thoughts on  late-night talk shows and discover the history behind your favorite talk shows.

TV Talk Show Host Day

United Nations (UN) Day is celebrated to commemorate the day that 51 countries came together to promote peace post WWII. UN Day is devoted to making known to people of the world the aims and achievements of the United Nations. UN Day is part of United Nations Week, which runs from 20 to 26 October.

United Nations Day

Make A Difference Day is an unofficial secular holiday or observance that emphasizes community service and volunteerism. On the fourth Saturday of each October, volunteers and organisations use this day to help their communities in ways that best fits their needs.

Make A Difference Day

Birthday of the Sultan of Pahang (Pahang)

Independence Day is celebrated in Zambia on 24th October. If 24th October falls on a Sunday, the following Monday will be a public holiday. This holiday marks independence from the United Kingdom in 1964 and is the National Holiday of Zambia.

Independence Day -Zambia

The world is full of delicious foods, and the vast majority of them are rich in fats and grease. To celebrate #GreasyFoodDay , take a day off your diet, cook up a greasy feast for your loved ones or order take-out from your favourite fast food joint.

Greasy Foods Day

The purpose of this holiday is to celebrate and give thanks to the pumpkin for being such an integral part of American culture. Share your escapades whipping up your favourite pumpkin recipes, visiting your local pumpkin patch, or carving up a jack-o-lantern with #NationalPumpkinDay on social media.

National Pumpkin Day

Howl At The Moon Day has been celebrated annually on October 26th of every year. Have you ever tried to howl like a wolf? If not then it’s a day for you to howl and say a hello to the moon.  For the more altruistically minded, you can plan a fund-raising event for your local wolf conservatory.

Howl At The Moon Day

Labour Day commemorates the eight-hour working day initiated by the labour union movement over a century ago. It is celebrated on the fourth Monday in October in New Zealand.

Labour Day -New Zealand

Every year on October 26 Austrians celebrate their country's declaration of permanent neutrality after World War II and its regained status as an independent and sovereign nation on October 26, 1955.

National Day -Austria

The World Day for Audiovisual Heritage takes place every 27 October. This commemorative day was chosen by UNESCO in 2005 to raise awareness on the significance of the preservation of recorded sound and audiovisual documents.

World Day for Audiovisual Heritage

On 27 October, Turkmenistan celebrates its independence from the USSR in 1991. As a public holiday, government offices and many businesses close down on Independence Day. From 2017 onwards, the Independence Day holiday was moved from 27 October to 27 September.

Independence Day -Turkmenistan

The holiday commemorates the events of 29 October 1923, when Mustafa Kemal Atatürk declared that Turkey was henceforth a republic.

Republic Day Eve

October 28 is International Animation Day. It's a day to recognize and celebrate the artists, the scientists and the technicians behind animated art including animated movies. On this day, celebrate by watching different animation films through the ages, and learning more about animation techniques.

International Animation Day

Stroke is a non-communicable disease that attacks millions of people worldwide every year. World Stroke Day aims to encourage people to understand stroke risk factors such as high blood pressure, diabetes, and high blood cholesterol.

World Stroke Day

National Cat Day is an awareness day to raise public awareness of cat adoption and to encourage cat lovers to celebrate the cats in their life for the unconditional love and companionship they bestow upon us. On this day, volunteer at a shelter, donate to cat charities or treat your feline friends!

National Cat Day

National Publicist Day is celebrated annually around the world on October 30th. Founded in 2015, it is a day of appreciation and recognition of public relations professionals. Use #NationalPublicistDay to share your experience at work, or support your friends who are working in PR!

National Publicist Day

Checklist Day is an opportunity to appreciate the value of using checklists to help avoid tragedy and disappointments and to take advantage of opportunities. As you may have guessed, make sure to create a checklist for all tasks that are due to celebrate this day!

Checklist Day

Halloween is a celebration observed in several countries on 31 October, the eve of the Western Christian feast of All Hallows' Day. It is celebrated by costume parties, playing 'trick-or-treat', watching horror films, visiting haunted houses or carving lanterns out of pumpkins.

Halloween

Reformation Day in Germany is annually observed on October 31 to remember the Reformation, a time of big religious change between 1517 CE and 1648 CE.