15 Magical Mermaid Theme Party Ideas for Any Celebration

Organizing a party with a mermaid theme is so much fun. You may truly let your imagination go wild when it comes to party games, décor, and color schemes. Plus, tons of delectable snacks and delicacies may be given an aquatic twist!

Here are some of our best ideas to get you started on creating the ideal mermaid theme party. Along with some of our favorite mermaid theme party invitations, we've also included decorating ideas and party food inspiration.

15 Marvelous Mermaid Theme Party Ideas

Are you eager to have your enchanted mermaid party planned? Look no further—here are some fantastic ideas for transforming your next event into an enchanted aquatic realm.

Mermaid-Inspired Dress Code

Invite your guests to wear their best mermaid-inspired attire for the ideal mermaid theme party. Encourage folks to dress as their favorite underwater species, or suggest methods they can DIY a tail or wear a bright tutu to imitate the mermaid look. If you're feeling very fancy, you could even set up a dress-up area and mermaid costumes for the guests.

Underwater-Inspired Balloon Arch

A stunning balloon arch will welcome your party attendees to an aquatic paradise of pleasure. To create an aquatic effect, use balloons in blue and green tones. Alternatively, replace them with adorable pastels or vivid colors to fit the theme of your party. Next, either DIY your own balloon garland or balloon arch or have the balloon arch built by a party supply business.

Glistening Under the Sea Backdrop 

Use a shimmering backdrop to turn the walls of your party space into an underwater haven. To construct a backdrop, look for a blue or teal wall covering or piece of cloth that you can drape. Then, adorn it with glittering gems, streamers, shells, and other décor inspired by the ocean. This is also a fantastic method to set up a backdrop for a homemade photo booth so that visitors may take unique pictures.

Create Your Own Mermaid Crown

With this adorable do-it-yourself project, you can give your party guests something enjoyable to do as they honor the guest of honor. It's a great way to make something to take home, whether you're hosting a baby shower or a children's birthday party. Consider the age range of your partygoers when choosing your craft items. You can use paper decorations, stick-on gems, real shells, and other entertaining extras.

Face Painting 

Bring in a face painter to help your partygoers get into the magical spirit. Encourage kids to dress up as mermaids or sea animals, then enjoy the party with colorful face paint. Everyone will have a fun time at the celebration.

Seashell Garland

Using a seashell garland, your mermaid theme party can have that beach vibe. Using paper, cut out shapes of seashells and starfish, punch holes for string or ribbon, and string the pieces together to make a garland. For added effect, mix with glitter or add metallic paper.

Mermaid Cake

An exquisite cake for the honored birthday visitor is a must for every mermaid celebration. Add a unique mermaid tail decoration to a homemade or store-bought cake or cupcakes to make them look amazing. Choose colors that match the party theme or the birthday person's favorite colors, and sprinkle edible glitter on top.

Under the Sea Tableware

Use mermaid-themed tableware to tie the party theme together on all your tables. Select serving bowls, tablecloths, tumblers, paper plates, and silverware that all perfectly complement your theme and color scheme. A genuine shell centerpiece or a scattering of seashell confetti are more options.

Mermaid Animal Cake Pops

Sweeter than sweets are these cute animal cake pops featuring mermaids. They're tasty and a great way to bring smiles to your partygoers. Use fondant frosting and popsicle molds to make something truly spectacular by following this cake pop recipe.

Treasure Hunt

With a fun treasure hunt, encourage the guests at your mermaid-themed birthday party to discover their very own treasure trove inspired by Disney's Ariel. Create a homemade treasure map to help your little guests who are attending a mermaid party find the hidden treasure. Make a treasure trove that your visitors will adore; consider using bright costume jewelry or chocolate coins.

Pin the Tail on the Mermaid

For your mermaid theme party, give the traditional party game a fresh spin. You can purchase, download, and print a ton of pin-the-tail-on-the-mermaid printables at home if you browse an online store like Etsy. This charming yet easy-to-play party game will make your visitors happy.

Jellyfish Paper Lanterns 

Do you want to give your guests a sense of being underwater in a truly entertaining way? Drape enormous paper lanterns shaped like jellyfish from your ceiling. Make your jellyfish paper lanterns at home with this easy-to-follow tutorial for a fun way to liven up the mood at your party.

DIY Shell Jewelry 

In search of yet another fantastic mermaid-themed activity? We adore the concept of getting together to make jewelry out of shells. Adults can work with actual shells, but children can adapt with kid-friendly materials like paper or foam. Use this instruction to prepare actual shells if you're working with them before your celebration.

Mermaid Pool Party

Do you own or know of someone who owns a pool? Invest in a real pool party to elevate your mermaid theme party to new heights. To create an enchanted haven for your guests to enjoy, rent mermaid tails and pool floats and move your party décor outdoors.

Mermaid Theme Party Favor Bags

Saying goodbye after a party is hard, but you can give guests fun mermaid-themed goodie bags to take home. Choose a box or bag with a theme. Fill it with fun items such as chocolate coins, bubbles, a mermaid coloring book, stickers, jewelry, and seashell keychains. These items will help keep the party fun and exciting.

Fun Mermaid Theme Party Invitations We Love

Are you prepared to announce your enchanted birthday celebration or party beneath the sea? This is a carefully curated collection of our best-selling web invitations with mermaid themes.

Mermaid Magic Party Invitation

Promote your celebration by using this lovely mermaid invitation design. The delicate hues and sprinklings of gold foil add a very quirky element. There are three color choices available: green, pink, and blue.

Scalloped Waves Party Invitation

Using this contemporary scalloped waves invitation, you may invite guests to an elegant mermaid-themed celebration. You can use this invitation for a graduation party, birthday celebration, mermaid baby shower, or summer celebration. Customize it to suit your event!

Under the Sea Party Invitation

This invitation to an under-the-sea party has many wonderful qualities. This design is great for birthday parties and mermaid baby showers. It features modern fish and plants on a soft watercolor background.

The Ocean Is Calling Party Invitation

With this party invitation with an ocean theme, you can invite your guests to join you beneath the water near a mysterious island. The beautiful watercolor background and Hawaiian-inspired decorations create a charming welcome for guests at your underwater-themed party.

Beach Day Party Invitation

This beach day party invitation has such adorable illustrations. It is teeming with marine life, including whales, starfish, sand dollars, and shells. Invite your party guests to a fantastic event with these mermaid pals.

Create a Memorable Little Mermaid Backdrop Party

A mermaid-themed celebration is a great idea for birthdays, mermaid baby showers, and even charity fundraising for kids. This is a great party theme for both kids and adults because of the pastel color scheme, themed party decorations, and assortment of cute ocean creatures.

Make an aquatic setting that your guests will like with some of our mermaid theme party ideas. To honor the guest of honor, set up your tables, make adorable cake pops, and gather to make your seashell jewelry.