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Also known as All Fools' Day
Observed annually on April 1st
Telling someone they have a spot on their shirt when there isn't one, putting a whoopee cushion und…
Observed annually on April 1st
Telling someone they have a spot on their shirt when there isn't one, putting a whoopee cushion und…

Also known as Edible Book Day
Observed annually on April 1st
International Edible Book Festival, commonly known as Edible Book Day, is celebrated around the wor…
Observed annually on April 1st
International Edible Book Festival, commonly known as Edible Book Day, is celebrated around the wor…


Also known as National Sorry Charlie Day
Observed annually on April 1st
In 1961, Tom Rogers of the Leo Burnett advertising agency created Charlie the Tuna to be the mascot…
Observed annually on April 1st
In 1961, Tom Rogers of the Leo Burnett advertising agency created Charlie the Tuna to be the mascot…
Multi-day Events Starting on Saturday, April 1st, 2023
- Adopt a Ferret Month Observed the month of April
- Alcohol Awareness Month Observed the month of April
- Canine Fitness Month Observed the month of April
- Celebrate Diversity Month Observed the month of April
- Children and Nature Awareness Month Observed the month of April
- Couple Appreciation Month Observed the month of April
- Decorating Month Observed the month of April
- Dog Appreciation Month Observed the month of April
- Financial Literacy Month Observed the month of April
- Global Astronomy Month Observed the month of April
- Grange Month Observed the month of April
- Holy Humor Month Observed the month of April
- Informed Woman Month Observed the month of April
- International Amateur Radio Month Observed the month of April
- International Black Women's History Month Observed the month of April
- International Customer Loyalty Month Observed the month of April
- International Guitar Month Observed the month of April
- International TWIT Award Month Observed the month of April
- Irritable Bowel Syndrome Awareness Month Observed the month of April
- Jazz Appreciation Month Observed the month of April
- Keep America Beautiful Month Observed the month of April
- Mathematics and Statistics Awareness Month Observed the month of April
- Mathematics Education Month Observed the month of April
- Month of the Military Child Observed the month of April
- Move More Month Observed the month of April
- National 9-1-1 Education Month Observed the month of April
- National African-American Women's Fitness Month Observed the month of April
- National Anxiety Month Observed the month of April
- National Autism Awareness Month Observed the month of April
- National Cancer Control Month Observed the month of April
- National Cannabis Awareness Month Observed the month of April
- National Car Care Month Observed the month of April
- National Card and Letter Writing Month Observed the month of April
- National Child Abuse Prevention Month Observed the month of April
- National Distracted Driving Awareness Month Observed the month of April
- National Donate Life Month Observed the month of April
- National Facial Protection Month Observed the month of April
- National Foot Health Awareness Month Observed the month of April
- National Fresh Celery Month Observed the month of April
- National Frog Month Observed the month of April
- National Garden Month Observed the month of April
- National Grilled Cheese Sandwich Month Observed the month of April
- National Heartworm Awareness Month Observed the month of April
- National Humor Month Observed the month of April
- National Internship Awareness Month Observed the month of April
- National Kite Month Observed the month of April
- National Knuckles Down Month Observed the month of April
- National Lawn Care Month Observed the month of April
- National Minority Health Month Observed the month of April
- National Pecan Month Observed the month of April
- National Pest Management Month Observed the month of April
- National Pet Month (UK) Observed the month of April
- National Poetry Month Observed the month of April
- National Rebuilding Month Observed the month of April
- National Sarcoidosis Awareness Month Observed the month of April
- National Social Security Month Observed the month of April
- National Soyfoods Month Observed the month of April
- National Sports Eye Safety Month Observed the month of April
- National Welding Month Observed the month of April
- National Woodworking Month Observed the month of April
- National Youth Sports Safety Month Observed the month of April
- Occupational Therapy Month Observed the month of April
- Pet First Aid Awareness Month Observed the month of April
- Pharmacists' War on Diabetes Observed the month of April
- Poetic Earth Month Observed the month of April
- Prevention of Cruelty to Animals Month Observed the month of April
- Prevent Lyme Disease in Dogs Month Observed the month of April
- Records and Information Management Month Observed the month of April
- Rosacea Awareness Month Observed the month of April
- School Library Month Observed the month of April
- Scottish-American Heritage Month Observed the month of April
- Sexual Assault Awareness Month Observed the month of April
- Straw Hat Month Observed the month of April
- Stress Awareness Month Observed the month of April
- Summer Tire Changeover Month Observed the month of April
- Women's Eye Health and Safety Month Observed the month of April
- Workplace Conflict Awareness Month Observed the month of April
- World Landscape Architecture Month Observed the month of April
- Worldwide Bereaved Spouses Awareness Month Observed the month of April
Multi-day Events Continuing on Saturday, April 1st, 2023
- Consider Christianity WeekEaster Observed for 7 days starting 14 days before
- National Cleaning Week Observed the fourth full week of March
- National Second-Hand Shopping Week Observed the fourth full week of March
- National Deaf History MonthMarch 13th Observed annually for 34 days starting on
- LentEaster Observed for 46 days starting 46 days before