We have 22 holidays listed for March 31.
March 31st is the 90th day in the Gregorian calendar; it marks the anniversary of the official opening of the Eiffel Tower and the first time Daylight Saving Time goes into effect in the United States. Famous March 31st birthdays include Christopher Walken, Al Gore, Ewan McGregor, and Conrad Sewell. March 31st also marks World Backup Day.
Anesthesia Tech Day
Discover the history, importance, and medical milestones of these technicians and technologists on Anesthesia Tech Day.
Cesar Chavez Day
Celebrate the life and legacy of this iconic hero, and take inspiration from his lifelong servitude.
Crayola Crayon Day
This Crayola Crayon Day, choose your favorite color from your Crayola box and ignite your creativity.
Dance Marathon Day
Have fun, stay fit, and support a good cause on this year’s Dance Marathon Day.
Hug a Medievalist Day
Be ready to hug a medievalist on this special day and make them feel loved!
National Baked Ham with Pineapple Day
Prepare a delicious home-cooked dinner of ham decorated with pineapples this Easter.
National Clams on the Half Shell Day
Seafood lovers won’t clam up about their love for clams today.
National Crayon Day
Spark fond memories of childhood creations in full color as we celebrate the beloved crayon!
National She's Funny That Way Day
It’s hats off to the ladies who make us laugh out loud. Today’s your special day.
Post a throwback or call up a high school friend — cherish your unforgettable prom memories.
She’s Funny That Way Day
Celebrate the women in comedy who make life worth living on She’s Funny That Way Day.