Daily Holidays and Observances


April 1

  • April Fools’ Day 
  • International Pillow Fight Day
  • National Fun Day
  • National Greeting Card Day
  • National Handmade Day
  • National Sourdough Bread Day

April 2

  • Geologists Day
  • International Children’s Book Day
  • National DIY Day
  • National Ferret Day
  • National Peanut Butter and Jelly Day
  • Nature Day
  • Palm Sunday
  • World Autism Awareness Day

April 3

  • National Chocolate Mousse Day
  • National Find a Rainbow Day
  • National Inspiring Joy Day

April 4

  • International Carrot Day
  • Burrito Day
  • National Cordon Bleu Day
  • National School Librarian Day
  • National Vitamin C Day

April 5

  • Bell Bottoms Day
  • National Caramel Day
  • National Dandelion Day
  • National Deep Dish Pizza Day
  • National Self Care Day
  • National Walking Day
  • Passover (starts at sundown)
  • Peeps Day

April 6

  • California Poppy Day
  • Hostess Twinkie Day
  • National Açaí Bowl Day
  • National Burrito Day
  • National Caramel Popcorn Day
  • National Library Day
  • National Pajama Day
  • National Student Athlete Day

April 7

  • Good Friday
  • National Coffee Cake Day
  • National Pet Health Insurance Day
  • Public Television Day
  • Walk to Work Day

April 8

  • International Feng Shui Awareness Day
  • National Zoo Lovers Day

April 9

  • Easter
  • National Baked Ham with Pineapple Day
  • National Cherish an Antique Day
  • National Unicorn Day

April 10

  • Golfer’s Day
  • National Encourage a Young Writer Day
  • National Farm Animals Day
  • National Hug Your Dog Day
  • National Siblings Day

April 11

  • Dog Therapy Appreciation Day
  • National Cheese Fondue Day
  • National Pet Day

April 12

  • Hamster Day
  • National Grilled Cheese Sandwich Day

April 13

  • Celebrate Teen Literature Day
  • International Plant Appreciation Day
  • Passover ends at nightfall
  • National Peach Cobbler Day
  • National Scrabble Day

April 14

  • International Kids Yoga Day
  • National Dolphin Day
  • National Donate a Book Day
  • National Gardening Day
  • National Pecan Day

April 15

  • National ASL Day
  • National Glazed Spiral Ham Day
  • Record Store Day

April 16

  • Good Deeds Day
  • National Eggs Benedict Day
  • National Orchid Day
  • Save the Elephant Day

April 17

  • Go Fly a Kite Day
  • International Bat Appreciation Day
  • International Haiku Poetry Day
  • National Cheese Ball Day

April 18

  • Adult Autism Awareness Day
  • National Animal Crackers Day
  • National Exercise Day

April 19

  • National Banana Day
  • National Dog Parent Appreciation Day
  • National Garlic Day

April 20

  • National Cheddar Fries Day
  • National Pineapple Upside-Down Cake Day

April 21

  • National Chickpea Day
  • National Tea Day
  • World Creativity and Innovation Day

April 22

  • Earth Day
  • National Jelly Bean Day 

April 23

  • National Cherry Cheesecake Day
  • National English Muffin Day
  • National Lost Dogs Awareness Day
  • National Picnic Day
  • Shakespeare Day
  • World Book Day
  • World Table Tennis Day

April 24

  • National Pigs in a Blanket Day

April 25

  • National Mani-Pedi Day
  • National Plumbers Day
  • National Zucchini Bread Day
  • School Bus Drivers’ Day
  • World Penguin Day

April 26

  • Administrative Professionals Day
  • Denim Day
  • Get Organized Day
  • International Guide Dog Day
  • National Pretzel Day
  • World Stationery Day 

April 27

  • Marine Mammal Rescue Day
  • National Tell A Story Day
  • Take Our Daughters and Sons to Work Day
  • World Design Day

April 28

  • Arbor Day
  • Global Pay It Forward Day
  • National Blueberry Pie Day
  • Stop Food Waste Day

April 29

  • Indie Bookstore Day
  • International Astronomy Day
  • International Dance Day
  • World Veterinary Day

April 30

  • International Jazz Day
  • National Adopt A Shelter Pet Day
  • National Bubble Tea Day
  • National Oatmeal Cookie Day
  • National Raisin Day
  • National Therapy Animal Day
  • National Tie Dye Day

 Weekly observances in April 2023

  • April 1 to 7: Be Kind to Spiders Week
  • April 2 to 8: Holy Week
  • April 3 to 9: National Public Health Week
  • April 8 to 16: National Robotics Week
  • April 4 to 8: National Wildlife Week
  • April 14 to 23: National Dance Week
  • April 23 to 29: National Library Week

Monthly observances in April 2023

April 3

  • National Chocolate Mousse Day
  • National Find a Rainbow Day
  • National Inspiring Joy Day

April 4

  • International Carrot Day
  • National Cordon Bleu Day
  • National School Librarian Day
  • National Vitamin C Day

April 5

  • Bell Bottoms Day
  • National Caramel Day
  • National Dandelion Day
  • National Deep Dish Pizza Day
  • National Self Care Day
  • National Walking Day
  • Passover (starts at sundown)
  • Peeps Day

April 6

  • California Poppy Day
  • Hostess Twinkie Day
  • National Açaí Bowl Day
  • National Burrito Day
  • National Caramel Popcorn Day
  • National Library Day
  • National Pajama Day
  • National Student Athlete Day

April 7

  • Good Friday
  • National Coffee Cake Day
  • National Pet Health Insurance Day
  • Public Television Day
  • Walk to Work Day

April 8

  • International Feng Shui Awareness Day
  • National Zoo Lovers Day

April 9

  • Easter
  • National Baked Ham with Pineapple Day
  • National Cherish an Antique Day
  • National Unicorn Day

April 10

  • Golfer’s Day
  • National Encourage a Young Writer Day
  • National Farm Animals Day
  • National Hug Your Dog Day
  • National Siblings Day

April 11

  • Dog Therapy Appreciation Day
  • National Cheese Fondue Day
  • National Pet Day

April 12

  • Hamster Day
  • National Grilled Cheese Sandwich Day

April 13

  • Celebrate Teen Literature Day
  • International Plant Appreciation Day
  • Passover ends at nightfall
  • National Peach Cobbler Day
  • National Scrabble Day

April 14

  • International Kids Yoga Day
  • National Dolphin Day
  • National Donate a Book Day
  • National Gardening Day
  • National Pecan Day

April 15

  • National ASL Day
  • National Glazed Spiral Ham Day
  • Record Store Day

April 16

  • Good Deeds Day
  • National Eggs Benedict Day
  • National Orchid Day
  • Save the Elephant Day

April 17

  • Go Fly a Kite Day
  • International Bat Appreciation Day
  • International Haiku Poetry Day
  • National Cheese Ball Day

April 18

April 24

  • National Pigs in a Blanket Day

April 25

  • National Mani-Pedi Day
  • National Plumbers Day
  • National Zucchini Bread Day
  • School Bus Drivers’ Day
  • World Penguin Day

April 26

  • Administrative Professionals Day
  • Denim Day
  • Get Organized Day
  • International Guide Dog Day
  • National Pretzel Day
  • World Stationery Day 

April 27

  • Marine Mammal Rescue Day
  • National Tell A Story Day
  • Take Our Daughters and Sons to Work Day
  • World Design Day

April 28

  • Arbor Day
  • Global Pay It Forward Day
  • National Blueberry Pie Day
  • Stop Food Waste Day

April 29

  • Indie Bookstore Day
  • International Astronomy Day
  • International Dance Day
  • World Veterinary Day

 Weekly observances in April 2023

April is …


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  • Alcohol Awareness Month
  • Celebrate Diversity Month
  • Community Service Month
  • National Sexual Assault Awareness Month

April 7th

April 8th

April 9th

April 10th

April 11th

April 12th

April 13th

April 14th

April 15th

April 16th

April 17th

April 18th

April 19th

April 20th

April 21st

April 22nd

April 23rd

April 24th

April 25th

April 26th

April 27th

April 28th

April 29th

April 30th

Source: nationaldaycalendar.com

history… April 21


753 BC – Today is the traditional date of the foundation of Rome.

43 BC – Marcus Antonius was defeated by Octavian near Modena, Italy.

1526 – Mongol Emperor Babur annihilated the Indian Army of Ibrahim Lodi.

1649 – The Maryland Toleration Act was passed, allowing all freedom of worship.

1689 – William III and Mary II were crowned joint king and queen of England, Scotland and Ireland.

1789 – John Adams was sworn in as the first U.S. Vice President.

1836 – General Sam Houston defeated Santa Anna at the Battle of San Jacinto. This battle decided the independence of Texas.

1856 – The Mississippi River was crossed by a rail train for the first time (between Davenport, IA, and Rock Island, IL).

1862 – The U.S. Congress established the U.S. Mint in Denver, CO.

1865 – U.S. President Abraham Lincoln‘s funeral train left Washington.

1892 – The first Buffalo was born in Golden Gate Park.

1895 – Woodville Latham and his sons demonstrated their Panopticon. It was the first movie projector developed in the United States.

1898 – The Spanish-American War began.

1914 – U.S. Marines occupied Vera Cruz, Mexico. The troops stayed for six months.

1916 – Bill Carlisle, the infamous ‘last train robber,’ robbed a train in Hanna, WY.

1918 – German fighter ace Manfred von Richthofen, “The Red Baron,” was shot down and killed during World War I.

1940 – “Take It or Leave It” premiered on CBS Radio.

1943 – U.S. President Franklin Roosevelt announced that several Doolittle pilots had been executed by the Japanese.

1953 – In New York, the Sidney Janis Gallery held the Dada exhibition.

1956 – Leonard Ross, age 10, became the youngest prizewinner on the “The Big Surprise”. He won $100,000.

1959 – Alf Dean caught a 16-foot, 10-inch white shark that weighed 2,664 pounds. At the time it was the largest catch with a rod and reel.

1960 – Brasilia became the capital of Brazil.

1961 – The French army revolted in Algeria.

1967 – Svetlana Alliluyeva (Svetlana Stalina) defected in New York City. She was the daughter of Joseph Stalin.

1967 – In Athens, Army colonels took over the government and installed Constantine Kollias as premier.

1972 – Apollo 16 astronauts John Young and Charles Duke explored the surface of the moon.

1975 – South Vietnam president, Nguyen Van Thieu, resigned, condemning the United States.

1977 – “Annie” opened on Broadway.

1984 – In France, it was announced that doctors had found virus believed to cause AIDS.

1985 – Manuel Ortega proposed a cease-fire for Nicaragua.

1986 – Geraldo Rivera opened a vault that belonged to Al Capone at the Lexington Hotel in Chicago. Nothing of interest was found inside.

1987 – Special occasion stamps were offered for the first time by the U.S. Postal Service. “Happy Birthday” and “Get Well” were among the first to be offered.

1989 – The Game Boy handheld video game device was released in Japan.

1992 – Robert Alton Harris became the first person executed by the state of California in 25 years. He was put to death for the 1978 murder of two teen-age boys.

1994 – Jackie Parker became the first woman to qualify to fly an F-16 combat plane.

1998 – Astronomers announced in Washington that they had discovered possible signs of a new family of planets orbiting a star 220 light-years away.

2000 – In Sinking Spring, PA, a man chased his estranged girlfriend through town and then forced her car into the path of an oncoming train. The woman and her 3 passengers were killed.

2000 – North Carolina researchers announced that the heart of a 66 million-year-old dinosaur was more like a mammal or bird than that of a reptile.

2000 – The 1998 Children’s Online Privacy Protection Act went into effect.

2002 – In the city of General Santos, 14 people were killed and 69 were injured in a bomb attack on a department store. The attack was blamed on Muslim extremists.

2003 – North and South Korea agreed to hold Cabinet-level talks the following week.

2009 – UNESCO launched The World Digital Library. The World Digital Library (WDL) is an international digital library operated by UNESCO and the United States Library of Congress.

on-this-day.com