Leif Erikson Day
Leif Erikson Day honors the Norse explorer credited with reaching North America, and celebrates Nordic heritage, exploration, and cultural identity.
Tuesday
October 9
14 holidays and observances fall on this day.
International Beer and Pizza Day
International Beer and Pizza Day invites people to celebrate the pairing of pizza and beer through tasting, sharing, and community gatherings.
World Post Day
World Post Day on October 9 celebrates the Universal Postal Union and the vital role of postal services in connecting people and businesses globally.
Ada Lovelace Day (ALD)
Ada Lovelace Day is observed annually on the second Tuesday in October to celebrate women’s contributions to STEM, raise awareness of gender equity in science and technology, and inspire future generations.
National Moldy Cheese Day
National Moldy Cheese Day celebrates cheese varieties that use mold intentionally, inviting lovers to taste, learn, and explore these bold flavors.
Curious Events Day
Curious Events Day invites us to explore mysteries, ponder the unexplained, and celebrate the spirit of curiosity and wonder in everyday life.
National Face Your Fears Day
National Face Your Fears Day, observed on the second Tuesday in October, encourages us to identify and confront our fears—large and small—and grow in courage and resilience.
National Depression Screening Day
National Depression Screening Day, held on the Thursday of the first full week in October, encourages people to check in on their mental health.
National Digitool Day
National Digitool Day on October 9 encourages learning about digital tools to boost productivity. Discover new software and resources.
National C60 Day
National C60 Day on October 9 celebrates the powerful antioxidant molecule C60. Learn about its history, health benefits, and how to observe this day.
National Pro-Life Cupcake Day
National Pro-Life Cupcake Day on October 9 encourages open dialogue about abortion through the simple act of sharing cupcakes and starting conversations.
South Korea Hangul Day
South Korea Hangul Day on October 9 celebrates the creation of the Korean alphabet. Learn why this national holiday matters and how to celebrate.
Uganda Independence Day
Uganda Independence Day on October 9 marks freedom from British rule in 1962. Learn about its history, importance, and how to celebrate.
Independence of Guayaquil
Independence of Guayaquil is a national holiday in Ecuador on October 9, celebrating the city's liberation from Spanish rule in 1820.
Coming up next
World Mental Health Day
World Mental Health Day (10 October) spotlights mental health globally and encourages meaningful action.
World Homeless Day
World Homeless Day on 10 October raises awareness about homelessness and supports local action.
International Stage Management Day
International Stage Management Day (10 October) honors the vital work of stage managers in live theatre.
World Inclusion Day
World Inclusion Day (10 October) celebrates diversity and encourages inclusive actions worldwide.
World Porridge Day
World Porridge Day on 10 October raises awareness of child hunger with the help of a humble bowl of porridge.
World Day Against The Death Penalty
People worldwide unite to challenge capital punishment and promote justice reform through awareness, advocacy, and solidarity.
World Plant‑based Burger Day
World Plant‑based Burger Day on 10 October celebrates tasty, sustainable meat-free burgers.
International Top Spinning Day
Celebrate International Top Spinning Day on the second Wednesday in October—discover its origins, meaning, and fun ways to spin together.
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