April 6 is the 96th day of the year (97th in leap years), with 269 days remaininguntil the end of the year. Today’s calendar brings together over 23 national and international days, celebrating everything from iconic foods and feline friends to global initiatives and historic moments.

With connections to Scottish heritage, rare disease awareness, and the invention of snack cakes and scientific marvels, April 6 is a day of curiosity, creativity, and meaningful causes.

National Days on April 6th
April 6th National Days

National and International Days on April 6

Bohring-Opitz Syndrome Awareness Day: This day raises awareness for Bohring-Opitz Syndrome (BOS), an ultra-rare genetic condition with fewer than 300 cases worldwide. First described in 1999, BOS Awareness Day began in 2015, created by Taylor Gurganus of the Bohring-Opitz Syndrome Foundation. The date was chosen to honor the formation of the first BOS support group on April 6, 2011.

California Poppy Day: California officially adopted the poppy as its state flower in 1903. While California Poppy Day was formally established in 2010, celebrations of this springtime bloom go back generations. The poppy’s bright orange petals have become a symbol of the Golden State’s identity and natural beauty.

Drowsy Driver Awareness Day: This day was created in 2005 by Phil Konstantin in memory of his wife, who died in a drowsy driving crash. It draws attention to the dangers of driving while sleep-deprived—an issue that impacts thousands of lives each year.

Fresh Tomato Day: FFirst marked in Indiana in 2005, this day celebrates the journey of the tomato from feared plant to staple of global cuisine. With deep roots in Italian-American culture and a prominent role in everything from salads to sauces, the tomato is now one of the most consumed fruits in the world.

Geologists Day(First Sunday in April): Established in the USSR in 1966, this global observance honors the scientists who study Earth’s structure, materials, and processes. Geologists play a key role in natural resource discovery, construction planning, and understanding climate patterns that shape our world.

Good Deeds Day* (Date Varies): Launched in Israel by Shari Arison in 2007, this annual day encourages millions worldwide to engage in acts of kindness. With participation in over 100 countries, it inspires individuals and groups to improve their communities and promote a spirit of global generosity.

Hostess Twinkie Day: This snack-filled celebration honors the invention of the Twinkie on April 6, 1930, by baker James Alexander Dewar of the Continental Baking Company. Originally filled with banana cream, Twinkies became a pop culture staple after switching to vanilla during WWII. The holiday gained attention during Hostess’s 2012 bankruptcy and was first celebrated that same year.

International Asexuality Day: Observed since 2021, this awareness day focuses on advocacy, education, and community support for those on the asexual spectrum. It helps increase visibility and understanding of diverse identities, including graysexual and demisexual experiences.

International Day of Sport for Development and Peace: Created by the United Nations, this day recognizes sport as a powerful tool for unity, human rights, and social progress. It emphasizes how athletics can build bridges between communities, promote peace, and inspire youth around the globe.

Jump Over Things Day: This playful observance encourages jumping over obstacles—literally. Inspired by the history of track events and daredevils like Evel Knievel, the day promotes fun physical activity and celebrates the thrill of leaping over fences, furniture, or whatever’s in your way.

National Acai Bowl Day: Founded in 2013 by Sambazon, this day highlights the acai bowl, a nutrient-rich dish with Brazilian roots. Originally popularized in the U.S. through jiu-jitsu gyms in the 1980s, it continues to thrive as a favorite among health-conscious eaters.

National Carbonara Day: Created in 2017 by the Italian Association of Confectionery and Pasta Industries (AIDEPI) and the International Pasta Organization (IPO), this day celebrates carbonara—an iconic Roman pasta dish made with eggs, cheese, cured pork, and black pepper.

National Caramel Popcorn Day: This day celebrates the sweet, crunchy snack that grew in popularity thanks to Cracker Jack, which debuted at the 1893 World’s Fair. Caramel popcorn remains a classic treat at baseball games, fairs, and movie nights across America.


🍿 Other popcorn-themed holidays are: Business of Popping Corn Day on December 2 and National Popcorn Lover’s Day on Second Thursday in March and National Popcorn Day on January 19


National Employee Benefits Day(Date Varies in April): Started by the International Foundation of Employee Benefit Plans in 2004, this day honors professionals who manage employee health and financial benefit programs. It also encourages workers to learn more about the tools and support available to them.

National Food Faces Day: Celebrated on the birthday of Chef Rudi Sodamin, this creative day showcases his playful “food face” art. His book Food Faces, released in 2018, features dozens of portraits made from food items, and this day brings attention to the fun side of culinary expression.

National Library Day: This annual celebration recognizes the role of libraries in promoting literacy, learning, and access to information. It also kicks off National Library Week and complements other library-themed observances that support education and community engagement.


📚 See also: National School Librarian Day (April 4), National Library Outreach Day (April 10), and National Librarian Day (April 16)


National Siamese Cat Day: Started in 2014 by Jace Shoemaker-Galloway, this day raises awareness about Siamese cats in shelters and promotes adoption. Known for their intelligence and sociability, Siamese cats often form strong bonds with their humans and can even learn tricks.

National Sorry Charlie Day: Created by Cathy Runyan-Svacina, this day reminds us that rejection is a natural part of life. Inspired by the “Sorry Charlie” phrase popularized in advertising, it offers a chance to reflect on setbacks, recognize how far we’ve come, and move forward with resilience and perspective.

National STUDENT-Athlete Day: Since 1987, the Institute for Sport & Social Justice has led this observance to honor student-athletes for achievements in academics, athletics, and community service. Millions of students across the U.S. are recognized for maintaining high GPAs and making a positive impact both on and off the field.

National Tartan Day: April 6 commemorates the signing of the 1320 Declaration of Arbroath and celebrates Scottish-American heritage. First recognized in 1998 and made official in 2008, this day honors the millions of Americans of Scottish descent and their cultural contributions.

National Teflon Day: On April 6, 1938, Dr. Roy Plunkett accidentally discovered Teflon while working in a DuPont lab. Celebrated since the invention’s anniversary, the day recognizes Teflon’s role in cookware, medicine, aerospace, and industrial innovation. Dr. Plunkett was inducted into the Inventors Hall of Fame in 1985.

New Beer’s Eve: The night before the Cullen-Harrison Act took effect in 1933, Americans lined up to legally buy beer again after Prohibition. This celebratory day honors the return of beer sales—and FDR’s famous line: “I think this would be a good time for a beer.”


🍻 See also: National Beer Day on April 7 as well as the complete list of national days dedicated to alcohol drinks.


Plan Your Own Epitaph Day: Founded in 1995 by Lance Hardie, this twice-yearly day (also observed on November 2) encourages people to consider how they want to be remembered. It offers a unique opportunity to reflect on one’s legacy and values—and maybe write something memorable.


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➡️  Have you already seen DigitalHyyge’s National Days Calendars 2025?

➡️ Complete list of April National Days

➡️  Complete list of May National Days

➡️  Curious to see more national and international celebrations? We have dozens of national days lists curated for you!

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Last Update: April 3, 2025