When it comes to planning parties, a mermaid birthday theme is guaranteed to make your party magical! This theme is so cute and colorful. Here are 25 of my favorite mermaid party ideas to help inspire your creativity.
Planning A Special Day With A Mermaid Theme
We’ve rounded up some of the best mermaid party ideas to turn your event into a beautiful ocean scene.
Put together a few mermaid-inspired recipes and DIY decorations, choose a fun party activity (or a few), and get ready to transport your guests under the sea!
Mermaid Birthday Decorations
1. Mermaid Theme Invitation
Fun invitations add a personal touch to your party and will help your guests get excited about your mermaid birthday theme. You can find plenty of cute customizable invitations here.
2. Mermaid Balloons
You can easily replicate this beautiful balloon display by clustering balloons together and tying long streamers to the bottom of them. Add in some star shaped balloons for fun –– they’ll look just like sea stars!
3. Easy Centerpieces
Make these simple centerpieces by filling empty glasses with sand. Add sea shells, beads, or other small ocean themed decorations to customize them!
4. Mermaid Tail Pinata
This mermaid tail piñata is easy to make at home with cardboard, glue, and colored paper! Load it up with candy, and your guests will have a blast breaking it open. A perfect way to get the party started.
5. Mermaid Party Background
Turn plastic table cloths into a beautiful party backdrop! This backdrop will look incredible behind any food or dessert table, and it will also make the perfect photo backdrop to snap pictures on this special day.
6. Mermaid Party Table
Check out this image for some inspiration on how to put together a stunning mermaid dessert table. We love how this table is set up with desserts and decorations, bringing together a variety of different mermaid party ideas.
7. Jellyfish Lanterns
Made from paper lanterns, streamers, iridescent tissue, and curling ribbon, these jellyfish lanterns are absolutely adorable and will add some decorative flair to your party. They’re not only eye-catching, but also so easy to make!
Mermaid Party Food
8. Mermaid Cake
A mermaid theme party isn’t complete without a mermaid cake. You can use this delicious vanilla cake recipe to make the perfect round layer cake or cupcakes. Decorate with buttercream, colored sprinkles, mermaid tails, and enjoy!
9. Mermaid Cupcakes
Cupcakes will make a great addition to any dessert table, and these colorful cakes are no exception. Our favorite thing about these treats is the chocolate mermaid tails, which can be made with a silicone mold!
10. Mermaid Cookies
Mermaid cookie cups will be a hit at your party! These bite-sized cookie cups are sweet, perfectly snackable, and look almost like mini tide pools with the blue frosting.
11. Ocean Water
Lemon-lime soda, pineapple juice, and blue Hawaiian Punch come together to make a delicious fruity drink that looks like ocean water. If you need mermaid party ideas for adults, simply add rum or vodka to make it boozy.
12. Easy Mermaid Drink
This frothy, colorful drink is sure to impress your guests, but it’s actually so easy to put together! Make your own mermaid drink with just two ingredients: cotton candy ice cream and lemon-lime soda.
13. Mermaid Rice Krispie Treats
Take classic rice krispies treat recipe to the next level by adding chocolate. These crispy marshmallow desserts are dipped in chocolate and decorated with chocolate seashells for a gorgeous finish.
14. Mermaid Popcorn
Colorful popcorn is a must-have at your mermaid birthday theme party! You can add color to your popcorn by using color mist food spray. This fun snack recipe also includes instructions on how to make simple mermaid treat bags if you want to give popcorn as a party favor.
15. Mermaid Munch
Salty and sweet is one of the best combinations ever, and this recipe brings them together in a tasty snack mix. Simply mix your ingredients together, let it cool, and you’ll have the perfect mermaid munch in no time at all.
16. Mermaid Trail Mix
Out of all the mermaid party ideas I’ve seen, this is easily one of my favorites. The sweet and salty flavors balance each other out perfectly, and the goldfish crackers are a creative way to add ocean-themed elements into your party.
17. Clam Shell Cookies
These no bake cookies are so cute and easy to make. A great way to add color to your dessert table. Your guests are sure to love the "pearl" inside the cooke.
Mermaid Party Activities
18. Decorate Your Own Treasure Chest
Kids will love this hands-on mermaid craft activity! Set up a decorating station with wooden treasure chests, glitter glue, paint, stickers, and gems. Each guest can decorate their own chest and use it as a box for party favors.
19. Pin The Tail On The Mermaid
Get the competition going with this fun mermaid party game. Instead of pinning the tail on a donkey, you’ll be pinning a tail on a mermaid. You can find a printable poster for the game here.
20. Make Your Own Mermaid Crowns
Whether decorated with glitter or paint, these crowns will make every kid feel like a prince or princess from the sea. You can find the free printable crowns here.
22. Mermaid Bingo
These colorful bingo cards feature sea creatures, treasure chests, and of course –– plenty of mermaids. A fun game that kids of all ages will enjoy. You can download a few printable bingo cards here, or sign up to get more sent right to you via email.
Mermaid Party Favors
22. Mermaid Party Favor Bags
Making mermaid bags is easy! All you need is plain gift bags, glue, and a variety of colored paper. Simply cut your colored paper into circles, and they’ll look just like scales when glued onto the bags.
23. Party Favor Buckets
Beach buckets are great for holding your party favors –– and better yet, guests can reuse them during their next beach trip. Adding personalized gift tags is a cute and thoughtful way to customize these buckets.
24. Mermaid Slime
Sparkling slime is not only beautiful, but also so fun to play with! This easy glitter slime can be made at home with just 5 simple ingredients.
25. Pipe Cleaner Mermaid Dolls
Create these cute mermaid dolls with pipe cleaners, wooden beads, and a few other simple decorating materials. These dolls are easy to make and personalize with different colors.
26. Bubble Wands
Bubbles are fun to play and are the perfect simple party favor. The assorted bubble wands linked here will add a splash of color to your fun event!
Mermaid Party Supplies
Throwing a mermaid themed birthday party? Here are a few supplies that might come in handy:
What ideas will you be incorporating into your amazing party? Let me know in the comments.
Mermaid Party Ideas
- 1 bag Goldfish crackers
- ½ cup blue Sixlet candy
- ½ cup purple Sixlet candy
- 1 bag kettlecorn, popped
- Combine all of the ingredients in a large bowl.
- Serve guests.
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