We have 27 holidays listed for September 15.
Birthday of Prophet Muhammad
Prophet Muhammad’s Birthday commemorates the birth of the religion of Islam’s founder.
Butterscotch Cinnamon Pie Day
Delight yourself by indulging in a decadent slice or two of butterscotch cinnamon pie.
Costa Rica Independence Day
Costa Rica celebrates its official Independence Day with much fun and joy today.
Dot Day
It started with a story about a little girl named Vashti, the protagonist of “The Dot.”
Egypt: Al-Mouled Al-Nabawy
Egypt celebrates Al-Mouled Al-Nabawy in honor of Prophet Muhammad’s birth. Join us as we commemorate it!
El Salvador Independence Day
Let's give a special shoutout to El Salvador Independence Day on this memorable day.
Felt Hat Day
Felt Hat Day is celebrated to honor the long history of hats.
Greenpeace Day
A day dedicated to environmental activism to create a green and clean future.
Guatemala Independence Day
Delve into the exciting historical journey of one of the most intriguing South American nations.
Honduras Independence Day
Christopher Columbus called the area ‘Golfo de Honduras’ — which means ‘The Gulf of the Depths.'
International Day of Democracy
When freedom is absent, life includes unimaginable challenges that are often incomprehensible.
Make a Hat Day
We celebrate Make a Hat Day by making hats that suit us the best.
National Africa Civility Day
Discover what Africa Civility Day is about and the best ways to commemorate the occasion.
National Cheese Toast Day
Celebrate the amalgamation of crunchiness and cheesiness of this dish in your mouth.
National Creme de Menthe Day
Get set to unwind and cool down with this soothing flavored liqueur.
National Custom Framing Day
Have you ever wondered how boring a painting or photograph would look without a frame?
National D.A.R.E. Day
Get ready to learn about preventing drug abuse and how you can help.
National Double Cheeseburger Day
Join us in celebrating one of America’s revered and most savored food items.
National Google.com Day
Do you know what day it is today? It's National Google.com Day! Let's celebrate together.
National Linguine Day
The pesto is blended, the shrimp is boiled. Time to add the most important ingredient — linguine.
National Online Learning Day
The internet has revolutionized the learning process and offers flexible learning environment to students.
National Tackle Kids Cancer Day
National Tackle Kids Cancer Day is observed to raise critical funds for pediatric cancer research.
Shout of Dolores
¡Viva Mexico! These are the words powerful enough to free a nation!
World Afro Day
We have all you need to celebrate your natural coils and curls this World Afro Day!
World Engineers Day
Get those helmets on and let’s celebrate World Engineers Day right here!