We have 25 holidays listed for April 21.
April 21st is the 111th day in the Gregorian calendar; it marks the anniversary of the Lisbon Massacre coming to an end and the opening of the Seattle World’s Fair. Famous April 21st birthdays include Tony Danza, Andie MacDowell, Glen Hansard, and Rob Riggle. April 21st also marks Husband Appreciation Day and National Bulldogs are Beautiful Day.
Battle of San Jacinto
The victory at San Jacinto led to the Republic of Texas declaring its independence from Mexico.
Big Word Day
Raise your words, not your voice, by broadening your vocabulary with fancy words like ‘embourgeoisement!’
Festival of Ridvan
During these days of the Ridvàn festival, we are spreading holiness, love, and joy.
Go Fly a Kite Day
Flying kites is a great way for us to revisit our childhood, so let’s do it.
International Hemp Day
Learn the history, facts, and benefits of hemp as we celebrate International Hemp Day.
It's Mahavir Jayanti, so get ready to celebrate as we commemorate Mahavira's birth in style!
National Alex Day
The name Alex has the Midas touch. This ancient Greek name is loved even today.
National Chickpea Day
Get your forks ready and dig into your chickpeas to celebrate this special day!
National Chocolate Covered Cashews Day
Get ready for a chocolaty, crunchy, nutty, and very sweet day with chocolate and cashews!
National Javier Day
Learn about Saint Xavier, who inspired the name, and others who inherited it.
National Surprise Drug Test Day
There's so much to learn and knowledge to share about drugs on National Surprise Drug Test Day.
National Tea Day
This love for tea dates back centuries and seems to only get stronger (pun intended)!
National Yellow Bat Day
The symbol of the 265th ASA is a bat with outstretched wings on a full moon.
Brazilians will always cherish the memory of this national hero and revolutionary.
Tuna Rights Day
Read up to understand the basics of sustainable consumption this Tuna Rights Day.
World Creativity and Innovation Day
It’s the day to step outside the box, put on your thinking hat, and dream big!