A lot of people are used to being on their toes on April 1 as it is known as the day of pranks and hoaxes. Join the fun by sharing jokes, memes, GIFs or other posts on social media to build brand awareness.

Good Friday, Holy Saturday, Easter Sunday, and Easter Monday commemorate the events leading up to the resurrection of Jesus Christ. Easter is often considered a more important Christian holiday than Christmas.

Take time to run spring sales around Easter, offer special discounts and promote your seasonal products.

The Sibling Day honors the unique relationship among siblings, which makes it the perfect day to promote merchandise with this theme.

The National Pet Day emphasizes supporting organizations that help animals in need.

On this day, you can connect to your customers by showing your own pets, or sharing why this day matters to you and your brand. You can also promote pet-themed products for your animal-loving customers or organizations that you support.

Held annually in California, he Coachella Festival is one of the biggest music festivals in the world.

If you sell items that can be marketed for festivals like Coachella, this will be an excellent opportunity for you to build brand awareness and increase sales.

This holiday is held quarterly to stay up to date with what your customers are into.

Eid al-Fitr is a Muslim holiday that marks the end of the month-long fasting during Ramadan.

April 22 is the anniversary of the environmental movement founded in 1970. On this day, events are held worldwide to support environmental protection.

If this cause is important to you and your business, let your customers know. Let them know your thoughts, share a personal story, introduce a product that supports the movement, or create a charity campaign.

Connect and engage with book lovers on this day by creating polls and running fun contests or quizzes.

This day was created by the International Theatre Institute, a partner of UNESCO. This is the perfect day for launching new products, or celebratory discounts for your target audience.

May is Mental Health Awareness Month in the US. It’s a sensitive but important topic, so share your feelings and take this opportunity to let your customers know you’re there for them.

This holiday is about connecting and celebrating the special bond between brothers and sisters. Do not mistake it with the National Sibling Day, as the Brothers and Sisters day is meant to particularly celebrate the relationship between brothers and sisters.

On this day, you can offer special discounts and deals, and ask your customers to share funny or heartwarming stories about their brothers and sisters.

May the 4th be with you! This is probably one of the most important ecommerce sales days to add to your ecommerce holiday calendar.

Post Star Wars trivia or puns, or launch a Star Wars themed email campaign to celebrate this day with your customers.

Cinco de Mayo is celebrated in parts of Mexico and the US to honor the Mexican army's victory over France in 1862.

May 5 is a great day to recognize and celebrate the beauty of Mexico, its delicious cuisine and rich culture. You can be creative and incorporate this event when lauching campaigns for this target audience.

The National Space Day was created to promote science, technology, engineering, and maths to inspire everyone in the pursuit of knowledge.

You can use space-themed images, backgrounds, and emojis in your social media marketing, or post relevant content.

Europe day celebrates peace and unity in Europe, and also marks the anniversary of the historic Schuman declaration, which started Europe on the path to today's European Union. To celebrate with your customers, you may launch a discounted or free shipping campaign to Europe or other related promotions.

While the UK celebrates Mother’s Day in March, the rest of the world does it two months later. Just like in the UK, Mother’s Day is an important holiday. In fact, it’s the third biggest spending holiday in the US.