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National Double Cheeseburger Day, National Linguine Day, and more 2026

Tuesday, September 15, 2026

Tuesday, September 15, 2026 features National Double Cheeseburger Day, National Linguine Day, National Cheese Toast Day, and more.

Looking for what is todays national day? The 2026 list for this date is below. If you want what food holiday is today, what national food holiday is today, or a food holiday today, start with National Double Cheeseburger Day and National Linguine Day, or browse the food holiday hub.

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Food

Tuesday, September 15, 2026

National Double Cheeseburger Day

National Double Cheeseburger Day is an informal U.S. food observance marked on September 15. In 2026 it falls on Tuesday, September 15. It is not a federal holiday, and no single official founder is clearly documented. It is not National Cheeseburger Day (September 18 on this site) or National Hamburger Day (May 28).

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How to celebrate

Cook or order a double cheeseburger if you eat beef. There is no need to chase a limited-time chain stunt.

Learn more about National Double Cheeseburger Day

Related celebrations

National Cheeseburger Day

National Cheeseburger Day is an informal U.S. food observance marked on September 18. In 2026 it falls on Friday, September 18. It is not a federal holiday, and no single official founder is clearly documented. It is separate from National Hamburger Day and from National Double Cheeseburger Day (September 15 on this site).

National Hamburger Day

Bite into America's favorite sandwich on National Hamburger Day! From classic cheeseburgers to gourmet creations, hamburgers are the ultimate comfort food that brings people together. Discover new burger recipes, visit your favorite burger joint, or fire up the grill for a backyard barbecue. Celebrate this iconic American dish that has conquered taste buds worldwide.

National Cheese Toast Day

National Cheese Toast Day is an informal U.S. food observance marked on September 15. In 2026 it falls on Tuesday, September 15. It is not a federal holiday, and no single official founder is clearly documented. It is not Welsh Rarebit Day (September 3 on this site) - cheese toast is simpler melted cheese on toast, not a full rarebit sauce.

All today's celebrations

Food

National Double Cheeseburger Day

cheeseburgerSeptemberbeef

Food

National Linguine Day

National Linguine Day is an informal U.S. food observance marked on September 15. In 2026 it falls on Tuesday, September 15. It is not a federal holiday, and no single official founder is clearly documented. It celebrates the flat, narrow pasta shape, not National Pasta Day (October 17) or World Pasta Day (October 25).

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Food

National Cheese Toast Day

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Awareness

World Lymphoma Awareness Day

World Lymphoma Awareness Day on September 15 is a global health date for Hodgkin and non-Hodgkin lymphomas. It is an awareness day, not a celebration.

lymphomacancerSeptember

Animals & Pets

National Miniature Horse Day

Think small on Miniature Horse Day! These tiny horses stand under 34 inches tall. They're used as service animals, therapy horses, and beloved pets. They're horses, just pocket-sized!

miniature-horseshorsesSeptember

National

National Voter Registration Day

National Voter Registration Day in 2026 falls on Tuesday, September 15 — the civic date used to help eligible people register to vote. It is not a federal holiday, and rules differ by state.

votingSeptemberelections

International

International Day of Democracy

The International Day of Democracy on September 15 is a United Nations date for democratic institutions and participation. It is not a U.S. partisan holiday.

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