We have 31 holidays listed for April 1.
April 1st is the 91st day in the Gregorian calendar; it marks the anniversary of the ending of the Spanish Civil War and the creation of the United States Air Force Academy. Famous April 1st birthdays include Debbie Reynolds, Rachel Maddow, David Oyelowo, Taran Killam, and Logan Paul. April 1st also marks April Fools’ Day.
Take Down Tobacco National Day of Action
A day of anti-smoking activism. Teachers, kids, youth leaders, and health advocates all participate!
April Fools' Day
Mischief-makers have the chance to trick unsuspecting people for that opportunity to yell “April Fools!”
Community Garden Week
It’s time to get your hands dirty, let’s celebrate Community Garden Week!
Cyprus National Holiday
On Cyprus National Day, enjoy a day of relaxation while learning about the country's history.
Indulge your adventurous traits and treat yourself to a nice holiday this Dyngus Day.
Fossil Fools Day
Let’s move away from fooling others to doing something good for our environment.
International Fun at Work Day
Bring out your best games and strategies to have fun with your colleagues!
Library Snap Shot Day
The library remains a place to gather in the spirit of learning and having fun.
Lupus Alert Day
Lupus Alert Day raises awareness about the deadly autoimmune disease known as lupus.
Martyrdom of Imam Ali
Let’s take a look at one of Islam’s important holidays this Martyrdom of Imam Ali Day.
Mathematics and Statistics Awareness Month
Let us honor the indispensable and diverse field of math and stats.
National Connor Day
The name Connor is of Irish Gaelic origin, and it derives from the name ‘Conchobhar.’
National Greeting Card Day
Grab your art supplies and witty puns, it’s National Greeting Card Day!
National Sourdough Bread Day
Sourdough bread is full of bugs — some 50 million yeasts and five billion Lactobacilli bacteria.
National Trombone Players Day
Discover your inner trombone playing skills and enjoy a few spectacular musical performances.
Nickelodeon Anniversary Celebration Day
Explore the history of one of the world's largest children's networks and its famous animations.
Reading is Funny Day
Children need to understand that reading can both be entertaining and educative.
Tatting Day is an annual event that celebrates the traditional craft of lace tatting.
U.S. Air Force Academy Day
Join us as we delve into the exciting history of the U.S. Air Force.
U.S. Air Force Academy Day
Raise those right hands to the forehead and let's salute the immaculate officers from the Academy!
White House Easter Egg Roll
Pick a color and get ready to roll at the White House Easter Egg Roll.