Fun, Offbeat, Memorable April Theme Days and Observances
Here’s a list of some of the fun, wacky, offbeat and not-so-wacky holidays and theme days for the month of April, 2026. Celebrating these fun days, recognizing offbeat theme days is a very simple way to bring a little fun and humor into your workplace. For some ideas on how to make use of some of these fun holidays go to: Ways to Celebrate Fun Holidays in the Workplace
April 1
Get your rubber chickens ready for April 1st!
April Fool’s Day
Fun at Work Day
International Energy Drink Day
Reading is Funny Day
Boomer Bonus Days
International Tatting Day
Library Snap Shot Day
Poetry and the Creative Mind Day
St. Stupid Day
April 2
Peanut Butter and Jelly Day
Reconciliation Day
International Children’s Book Day
Love Your Produce Manager Day
Ferret Day
World Autism Day
April 3
Don’t Go to Work Unless It’s Fun Day
Fan Dance Day
Walk Day
Pony Express Day
Tweed Day
Film Score Day
Find a Rainbow Day
Weed Out Hate
World Marbles Day
Hospital Admitting Clerks Day
April 4
International Pillow Fight Day
Every Day is Tag Day
Play Outside Day
World Rat Day
Vitamin C Day
Hand Made Day
Slow Art Day
Tangible Karma Day
Hockey Card Day
April 5
Read a Road Map Day
Deep Dish Pizza Day
Go For Broke Day
Flash Drive Day
Plum Pudding Day
Geologists Day
April 6
Drowsy Driver Awareness Day
International Day of Sport for Development and Peace
Hostess Twinkies Day
New Beers Eve
Charlie the Tuna Day
Teflon Day
Tartan Day
Tater Day
April 7
Beer Day
International Beaver Day
International Snail Papers Day
Metric System Day
No Housework Day
World Health Day
Make the First Move Day
April 8
Draw a Bird Day
Dog Fighting Awareness Day
International Roma Day
Trading Cards for Grown Ups Day
International Day of Pink
April 9
Cherish an Antique Day
Jumbo Day
Unicorn Day
Winston Churchill Day
April 10
Farm Animals Day
Siblings Day
Safety Pin Day
April 11
8-Track Tape Day
Barbershop Quartet Day
Cheese Fondue Day
Clean Up Your Pantry Day
International ‘Louie Louie’ Day
Pet Day
Teach Children to Save Day
Submarine Day
April 12
Licorice Day
Walk on Your Wild Side Day
Big Wind Day
International Day of Human Space Flight
April 13
Scrabble Day
Make Lunch Count
International Plant Appreciation Day
April 14
International Moment of Laughter Day
Be Kind to Lawyers Day
Gardening Day
Pecan Day
Dolphin Day
Pathologists’ Assistants Day
April 15
That Sucks Day
Banana Day
Purple Up Day
Take a Wild Guess Day
Rubber Eraser Day
World Art Day
April 16
High Five Day
Get To Know Your Customers Day
Stress Awareness Day
Bean Counter Day
Blue Umbrella Day
Save the Elephant Day
Orchid Day
World Voice Day
April 17
There’s Nothing Like a Dame Day
Bat Appreciation Day
Blah! Blah! Blah! Day
Ford Mustang Day
Herbalist Day
International Haiku Poetry Day
Malbec World Day
Crawfish Day
April 18
Record Store Day
World Circus Day
World Marbles Day
Pet Owners Independence Day
Columnists Day
Linemen Appreciation Day
International Day for Monuments and Sites
Pinata Day
Auctioneers Day
Husband Appreciation Day
April 19
Bicycle Day
Hanging Out Day
Garlic Day
Poker Day
April 20
Chinese Language Day
Pot Smokers/Weed Appreciation Day
Cheddar Fries
Right to Read Day
April 21
World Creativity and Innovation Day
Library Workers Day
Bulldogs are Beautiful Day
Chocolate Covered Cashews Day
International Hemp Day
Kindergarten Day
April 22
Administrative Professionals Day
Earth Day
Beagle Day
Jelly Bean Day
Chemists Celebrate The Earth Day
Global Selfie Earth Day
International Mother Earth Day
April 23
Take Our Sons and Daughters to Work Day
Talk Like Shakespeare Day
Movie Theater Day
Content Creator Day
Impossible Astronaut Day
English Language Day
Spanish Language Day
English Muffin Day
Lost Dog Awareness Day
World Book Night
World Book & Copyright Day
April 24
Hairball Awareness Day
International Sauvignon Blanc Day
April 25
Hairstylists Appreciation Day
Hug a Plumber Day or Plumbers Day
International Marconi Day
Dance Day
License Plates Day
Mani-Pedi Day
World Penguin Day
Independent Bookstore Day
Go Birding Day
Herb Day
Sense of Smell Day
April 26
Alien Day
Hug an Australian Day
Grilled Cheese Sandwich Day
Audubon Day
Richter Scale Day
Eeyore’s Birthday
Pretzel Day
Help a Horse Day
World Intellectual Property Day
April 27
Morse Code Day
Little Pampered Dog Day
World Tapir Day
April 28
Superhero Day
Save the Frogs Day
Biological Clock Day
Workers Memorial Day
Occupational Safety & Health Day
World Day for Safety and Health at Work Day
April 29
International Dance Day
Walk at Lunch Day
International Noise Awareness Day
International Almanac Appreciation Day
Zipper Day
Denim Day
World Wish Day
International Guide Dogs Day
April 30
Poem in Your Pocket Day
Golf Day
Bugs Bunny Day
Bubble Tea Day
Honesty Day
Raisin Day
International Jazz Day
Adopt a Shelter Pet Day
Copyright Michael Kerr, 2025 www.humoratwork.com
Michael Kerr is a funny motivational speaker and international business speaker who helps business produced greater results by building stronger workplace cultures. Michael’s books include, The Jerk-Free Workplace and The Humor Advantage. For great ideas, a bit of fun and loads of inspiration sign up for the raved about weekly e-newsletter, Inspiring Workplaces.
