Days & Observances Food Day
National Oreo Day
National Oreo Day is celebrated every year on March 6, marking the anniversary of the first Oreo cookie sale in 1912.
Days & Observances
National days, observances and what they celebrate — dates and origins.
Days & Observances Awareness Day
National Nurses Day
National Nurses Day is observed every May 6, opening National Nurses Week, which runs through May 12, Florence Nightingale's birthday.
Days & Observances Food Day
National Mustard Day
National Mustard Day is celebrated on the first Saturday of August, landing on August 1, 2026, with the National Mustard Museum leading…
Days & Observances Observance
National Napping Day
National Napping Day falls on the Monday after clocks spring forward, landing on March 9, 2026, to reclaim the hour lost to…
Days & Observances Awareness Day
National Mens Day
The most widely recognized men's day, International Men's Day, is celebrated every November 19, focusing on men's and boys' wellbeing.
Days & Observances Awareness Day
National Law Enforcement Day
National Law Enforcement Appreciation Day is observed every January 9, thanking police officers across the U.S. for their daily service and sacrifice.
Days & Observances Food Day
National Mango Day
National Mango Day is celebrated every year on July 22, honoring the sweet, tropical fruit often called the king of fruits.
Days & Observances Awareness Day
National Kitten Day
National Kitten Day is celebrated every July 10, honoring the joy kittens bring while highlighting the many still waiting in shelters for…
Days & Observances Appreciation Day
National Intern Day
National Intern Day falls on the last Thursday of July, July 30 in 2026, celebrating interns and the value they bring to…
Days & Observances Food Day
National Hot Chocolate Day
National Hot Chocolate Day is celebrated every January 31, warming up midwinter with mugs of rich, cocoa-based comfort across the United States.
Days & Observances Food Day
National Hot Dog Day
National Hot Dog Day is a floating food holiday on the third Wednesday of July, landing on July 15 in 2026.
Days & Observances Observance
National Golden Retriever Day
National Golden Retriever Day is celebrated every February 3, a fixed date honoring the beloved golden breed.